Tag Archives: bearing groove

China supplier Slewing Bearing Tapered Roller Steel Ball Bearings Deep Groove Puller Front Wheel Hub Pillow Block Taper Roller Angular Contact Rear Wheel Linear Auto Bearing deep groove ball bearing

Product Description

         Slewing bearing Tapered Roller steel ball bearings Deep Groove puller front            wheel hub pillow block taper roller angular contact rear wheel linear  auto bearing 

Application of Slewing bearing

A slewing bearing, also called a turntable bearing, is a type of bearing that allows for a heavy but slow-turning or slowly-oscillating load to be supported in combination (axial, radial and moment loads), often a horizontal platform such as a conventional crane, a swing yarder, or the wind-facing platform of a horizontal-axis (yaw) windmill. In other orientations (e.g. a horizontal axis of rotation) they are used in materials handling grapples, forklift attachments, welding turnover jigs and so on.

Slewing rings range in size from as little as 100mm diameter to well over 15 000mm (often segmented at this size for easy transport and handling); for example the bearings on the Falkirk Wheel are 4 meters diameter and fit over a 3.5 meter axle. Slewing bearings are often made with gear teeth integral with the inner or outer race (or both in rare cases) used to drive the platform relative to the base (for example in winches).

Slewing rings are used in a variety of applications, including:

  • Wind turbines: Slewing bearings are used in wind turbines to support the nacelle and rotor blades.
  • Cranes: Slewing bearings are used in cranes to support the boom and jib.
  • Drilling rigs: Slewing bearings are used in drilling rigs to support the mast and drill string.
  • Robotics: Slewing bearings are used in robotics to support the manipulator arm.
  • Machine tools: Slewing bearings are used in machine tools to support the spindle and workpiece.

Slewing bearings are a critical component in many applications. They are responsible for supporting heavy loads and allowing for smooth and precise movement.

  /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small and Medium-Sized (60-115mm)
Material: Bearing Steel
Spherical: Aligning Bearings
Load Direction: Axial Bearing
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

|
Request Sample

pillow block bearing

Can you explain the differences between sealed and open pillow block bearings?

Sealed and open pillow block bearings differ in their design and functionality, particularly in terms of sealing mechanisms and the level of protection they provide. Here are the key differences between sealed and open pillow block bearings:

  • Sealing Mechanism:
  • Sealed pillow block bearings incorporate a sealing mechanism to prevent the entry of contaminants, such as dirt, dust, and moisture, into the bearing. The sealing mechanism is typically made of rubber seals or labyrinth seals that create a barrier between the bearing’s internal components and the external environment. Open pillow block bearings, on the other hand, do not have a sealing mechanism and are open to the surrounding environment.

  • Contamination Protection:
  • Sealed pillow block bearings provide a higher level of protection against contamination compared to open bearings. The sealing mechanism acts as a barrier, preventing the entry of contaminants that can cause premature wear, corrosion, or damage to the bearing’s internal components. Open pillow block bearings, by contrast, are more exposed to the surrounding environment and are more susceptible to contamination.

  • Lubrication:
  • Both sealed and open pillow block bearings require proper lubrication for smooth operation and reduced friction. Sealed bearings are typically pre-lubricated with grease during manufacturing and are designed to be maintenance-free or require minimal lubrication throughout their operating life. Open bearings may need to be lubricated more frequently to ensure optimal performance and prevent excessive wear. Lubrication access points are more accessible in open bearings compared to sealed bearings.

  • Maintenance:
  • Sealed pillow block bearings are designed to be low maintenance or maintenance-free. The sealing mechanism helps to retain the lubricant and protect the bearing’s internal components, reducing the need for frequent maintenance. Open pillow block bearings may require more regular maintenance, including lubrication, inspection, and cleaning, to ensure proper functioning and extend their lifespan.

  • Application Suitability:
  • The choice between sealed and open pillow block bearings depends on the specific application requirements. Sealed bearings are commonly used in applications where contamination protection is crucial, such as in dusty or dirty environments. They are particularly suitable for applications where maintenance access is limited or where frequent lubrication is not feasible. Open bearings are often used in applications where regular maintenance and lubrication are possible and where contamination is not a significant concern.

It’s important to consider the specific operating conditions, environmental factors, and maintenance capabilities when deciding between sealed and open pillow block bearings. Consulting with bearing manufacturers or industry experts can provide valuable guidance in selecting the most suitable option for your application requirements.

pillow block bearing

What are the challenges and solutions for managing misalignment and vibration in pillow block bearings?

Misalignment and vibration pose challenges in the proper functioning and longevity of pillow block bearings. However, there are solutions available to address these issues. Let’s explore the challenges and corresponding solutions for managing misalignment and vibration:

  • Misalignment Challenges:
  • Misalignment occurs when the shaft and the bearing are not perfectly aligned. This can result from various factors, including improper installation, thermal expansion, shaft deflection, or external forces. The challenges associated with misalignment include:

    • Increased Friction and Wear: Misalignment causes uneven loading and increased friction between the bearing and the shaft. This can lead to accelerated wear, premature bearing failure, and reduced equipment performance.
    • Excessive Heat Generation: Misalignment generates additional heat due to increased friction. This heat can negatively impact the lubrication, leading to lubricant breakdown and reduced bearing life.
    • Vibration and Noise: Misaligned pillow block bearings can contribute to vibration and noise in the equipment. Excessive vibration can cause further damage to the bearing and other components, affecting the overall system’s stability and performance.
  • Misalignment Solutions:
  • To manage misalignment in pillow block bearings, several solutions can be implemented:

    • Proper Installation and Alignment: Ensuring correct installation procedures and alignment techniques during initial setup or bearing replacement is crucial. This includes aligning the shaft and the bearing within specified tolerances using alignment tools and techniques such as laser alignment or dial indicators.
    • Flexible Couplings: Flexible couplings can compensate for minor misalignments between the driving and driven components. These couplings allow for angular, parallel, and axial misalignment, reducing the transmitted misalignment to the pillow block bearings.
    • Self-Aligning Bearings: Some pillow block bearings are designed with self-aligning capabilities. These bearings can accommodate small amounts of misalignment without significant adverse effects. Self-aligning bearings utilize specialized internal geometries or spherical outer rings to maintain proper alignment under certain misalignment conditions.
    • Adjustable Bearing Housings: Certain pillow block bearing designs incorporate adjustable housings that allow for fine-tuning the alignment. These housings provide additional flexibility in aligning the bearing to the shaft, compensating for misalignment during operation.
  • Vibration Challenges:
  • Vibration refers to the oscillation or shaking of the bearing and the surrounding equipment. Excessive vibration can contribute to various issues:

    • Increased Friction and Wear: Vibrations can lead to higher levels of friction and wear within the bearing, potentially causing premature failure and reduced operational lifespan.
    • Structural Fatigue: Prolonged exposure to excessive vibration can lead to structural fatigue in the bearing housing, shaft, and other connected components. This can result in cracks, deformations, or even catastrophic failures.
    • Unstable Operation: Excessive vibration can negatively impact the stability and performance of the equipment. It can affect accuracy, precision, and overall system functionality.
  • Vibration Solutions:
  • Managing vibration in pillow block bearings involves implementing the following solutions:

    • Balancing: Balancing rotating components, such as shafts, pulleys, or rotors, reduces vibration caused by uneven weight distribution. Dynamic balancing techniques, including static and dynamic analysis, can identify and correct imbalances, minimizing vibration levels.
    • Vibration Analysis and Monitoring: Regular vibration analysis and monitoring can help detect and diagnose vibration issues in pillow block bearings. This involves using vibration sensors and analyzing the data to identify potential problems early on, allowing for timely corrective actions.
    • Vibration Damping: Employing vibration damping techniques, such as the use of vibration-absorbing materials or isolators, can help mitigate excessive vibrations. These methods absorb or dissipate vibration energy, reducing the impact on the pillow block bearings and the surrounding equipment.
    • Improved Lubrication: Proper lubrication is essential for reducing friction and damping vibrations within pillow block bearings. Using the correct lubricant type, quantity, and application method helps maintain a stable lubrication film, minimizing vibration-induced wear.

In summary, managing misalignment and vibration in pillow block bearings involves addressing specific challenges and implementing suitable solutions. Proper installation and alignment techniques, flexible couplings, self-aligning bearings, and adjustable housings help manage misalignment. Balancing, vibration analysis and monitoring,vibration damping, and improved lubrication are effective solutions for mitigating vibration-related issues. Implementing these solutions promotes optimal performance, extends the lifespan of pillow block bearings, and ensures the smooth operation of the equipment.

pillow block bearing

Can you explain the design principles of pillow block bearings and their functions?

Pillow block bearings, also known as plummer block bearings, are designed based on certain principles to ensure their functionality and performance. Understanding the design principles can provide insights into how these bearings operate and fulfill their intended functions. Here’s a detailed explanation of the design principles of pillow block bearings and their functions:

  • Housing Design:
  • The housing of a pillow block bearing is typically made of cast iron or pressed steel and has a split design. The split housing allows for easy installation and maintenance by providing access to the bearing insert without the need to disassemble the entire system. The housing also includes mounting holes or slots for attaching the bearing to a support structure, such as a machine frame or conveyor system.

  • Bearing Insert:
  • The bearing insert is a key component of a pillow block bearing. It is pre-mounted inside the housing and provides the rotating element to support shafts or other moving parts. The design of the bearing insert depends on the specific application requirements. Common types of bearing inserts used in pillow block bearings include deep groove ball bearings, spherical roller bearings, and cylindrical roller bearings. The selection of the appropriate bearing insert depends on factors such as load capacity, speed, and environmental conditions.

  • Self-Aligning Capability:
  • Pillow block bearings are designed with a certain degree of self-aligning capability. This means that they can accommodate slight misalignments or shaft deflections without causing undue stress on the bearing or affecting its performance. The self-aligning capability is achieved through the design of the bearing insert and the housing. It helps to ensure smooth operation, reduce wear, and prolong the bearing’s service life.

  • Load Support:
  • Pillow block bearings are primarily designed to support rotating shafts and transmit loads between the shaft and the housing. They are capable of handling both radial and axial loads, depending on the type of bearing insert used. The design of the bearing insert and the housing is optimized to provide optimal load-carrying capacity and distribute the loads evenly, minimizing stress concentrations and maximizing the bearing’s performance.

  • Lubrication:
  • Lubrication is crucial for the proper functioning and longevity of pillow block bearings. The housing design often includes provisions for grease or oil lubrication. Lubrication helps to reduce friction, dissipate heat, prevent wear, and protect against corrosion. Proper lubrication ensures smooth operation, minimizes power losses, and extends the service life of the bearing.

  • Environmental Protection:
  • Pillow block bearings are designed to provide a degree of environmental protection to the bearing insert. The housing acts as a shield, preventing contaminants such as dust, dirt, and moisture from entering the bearing and causing premature failure. The housing design may include features such as seals or shields to further enhance the protection against contaminants. This design principle helps to maintain the integrity of the lubrication and ensure reliable operation in various working environments.

In summary, pillow block bearings are designed based on certain principles to ensure their functionality and performance. The housing design allows for easy installation and maintenance, while the bearing insert provides the rotating element to support shafts and transmit loads. The self-aligning capability accommodates misalignments, and the optimized design of the bearing insert and housing ensures proper load support. Lubrication and environmental protection features contribute to smooth operation and extended service life. Understanding these design principles helps in selecting and utilizing pillow block bearings effectively in various industrial applications.

China supplier Slewing Bearing Tapered Roller Steel Ball Bearings Deep Groove Puller Front Wheel Hub Pillow Block Taper Roller Angular Contact Rear Wheel Linear Auto Bearing   deep groove ball bearingChina supplier Slewing Bearing Tapered Roller Steel Ball Bearings Deep Groove Puller Front Wheel Hub Pillow Block Taper Roller Angular Contact Rear Wheel Linear Auto Bearing   deep groove ball bearing
editor by CX 2024-02-22

China Good quality FC210 Wheel Hub Bearing Units Deep Groove Ball Bearing Tapered Roller Bearing Spherical Roller Bearing Pillow Block Bearing wholesaler

Product Description

FC210 4 Bolt Round Spigotted Flange Housing

                                                                                         

Product Name 

FC210 4 Bolt Round Spigotted Flange Housing

Brand

TFN / OEM

Model Number

 FC210

 Material

Cast Iron

Precision

P0, P6, P5, or as requested

Vibration

ZV1, ZV2, ZV3, or as requested

Clearance 

C0,C2,C3, or as requested 

Features 

Compact structure, sensitive rotation and easy maintenance etc.

Quality standard

ISO9001:2000/ SGS

Quality Control Process 

1.Assembly

2.Windage test

3.Cleaning

4.Rotary test

5.Greasing and gland

6.Noise inspection

7.Appearance inspection

8.Rust prevention

9.Product packaging

Application 

Bearings for agricultural machinery, bearings for food processing and packaging, bearings for mining machinery, bearings for construction machinery

Certificate

Packing

FAQ

Q:Why choose us?                                                        

A:1. We are professional,have factory in ZheJiang for many years.

   2. We are experienced for 10 years.

   3. We can offer a various kind of bearing with high quality:Z1V1,Z2V2,Z3V3 and best price

 

Q:How is the quality of your products?                             

A:The same quality, we have lower price.The same price,we have better quality.

 

Q:Except bearing housing ,what other main bearing do you have?

A:rod end bearing,Ceramic ball bearings,Deep Groove Ball Bearing,Taper Roller Bearing , Cylindrical roller bearing,Thrust roller bearing,Spherical roller bearing,Angular contact  ball bearing etc.

 

Q:Can I get free bearing housing samples?                                                 

A:We will charge a little sample fee for our regular designs or customized ones, These charges will be refunded to you when your mass production order is confirmed.

 

Q:Can you make the products as our requirement?     

A:We have more than 10years’ OEM experience. We supply products fo more than 300 automobile parts factories.

 

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: 0
Aligning: 0
Separated: Separated
Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

pillow block bearing

What considerations are important when selecting the appropriate size and housing material for a pillow block bearing?

When selecting the appropriate size and housing material for a pillow block bearing, several considerations are important to ensure optimal performance and reliability. Here are the key factors to consider:

  • Load Capacity:
  • Determine the anticipated load that the pillow block bearing will be subjected to. Consider both the magnitude and direction of the load. This information is crucial for selecting a bearing with the appropriate load capacity. It ensures that the bearing can handle the applied loads without premature wear or failure.

  • Shaft Size and Fit:
  • Take into account the size and tolerance of the shaft that the bearing will be mounted on. The bearing and shaft should have compatible dimensions and proper fit. Consider factors such as shaft diameter, tolerance, and shape to ensure a secure and accurate fit between the bearing and the shaft.

  • Operating Speed:
  • Understand the expected operating speed of the application. Different pillow block bearings are designed to handle specific speed ranges. Ensure that the selected bearing’s speed rating is suitable for the anticipated operating conditions. Operating the bearing within its speed limitations prevents excessive heat generation and premature failure.

  • Environmental Conditions:
  • Evaluate the environmental factors that the pillow block bearing will be exposed to. Consider aspects such as temperature extremes, humidity, dust, chemicals, and potential contaminants. Choose a bearing and housing material that can withstand the specific environmental conditions to ensure long-term durability and optimal performance.

  • Corrosion Resistance:
  • If the application is exposed to corrosive elements, select a pillow block bearing with appropriate corrosion resistance. Stainless steel or other corrosion-resistant materials may be necessary to prevent degradation and maintain the functionality of the bearing in such environments.

  • Housing Material:
  • Consider the housing material for the pillow block bearing. Common housing materials include cast iron, stainless steel, thermoplastic, and composite materials. The choice of housing material depends on factors such as load requirements, environmental conditions, corrosion resistance, and cost considerations. Each housing material has its own advantages and limitations, so select the most suitable material for the specific application.

  • Lubrication:
  • Identify the lubrication requirements of the pillow block bearing. Some bearings may require periodic lubrication, while others are designed to be maintenance-free or self-lubricating. Consider the availability of lubrication access points and the ease of lubrication when selecting the bearing and housing. Proper lubrication ensures smooth operation, reduces friction, and extends the bearing’s lifespan.

By carefully considering these factors when selecting the appropriate size and housing material for a pillow block bearing, you can ensure compatibility, performance, and longevity in the specific application. Consulting with bearing manufacturers, engineers, or industry experts can provide valuable guidance in making the optimal selection for your specific requirements.

pillow block bearing

What are the signs of wear or damage in pillow block bearings, and when should they be replaced?

Pillow block bearings can experience wear or damage over time due to various factors. It is important to monitor their condition regularly to identify signs of wear or damage and determine when replacement is necessary. The following are common signs of wear or damage in pillow block bearings and indicators for replacement:

  • Abnormal Noise:
  • If you notice unusual noises such as grinding, squeaking, or rumbling coming from the pillow block bearing, it can be an indication of wear or damage. Excessive noise often suggests that the rolling elements or the bearing raceways are worn or pitted. In such cases, the pillow block bearing should be replaced to prevent further damage and potential failure.

  • Increased Vibration:
  • An increase in vibration levels can be a sign of problems within the pillow block bearing. Excessive vibration indicates that the bearing may be worn, misaligned, or damaged in some way. If the vibration cannot be resolved through other means, it is advisable to replace the pillow block bearing to restore smooth and efficient operation.

  • Irregular Movement:
  • If the shaft supported by the pillow block bearing exhibits irregular or uneven movement, it can be a sign of bearing wear or damage. The bearing may have developed play or lost its original precision, resulting in erratic motion. In such cases, replacing the pillow block bearing is necessary to ensure proper functioning and prevent further issues.

  • Excessive Heat:
  • If the pillow block bearing becomes unusually hot to the touch during operation, it is an indication of potential problems. Excessive heat generation can result from inadequate lubrication, misalignment, or bearing damage. Continued operation under such conditions can lead to accelerated wear and premature failure. In such cases, the pillow block bearing should be replaced and the underlying causes addressed to prevent further damage.

  • Lubrication Issues:
  • Pillow block bearings require proper lubrication to ensure smooth operation and reduce friction. If there are signs of inadequate lubrication, such as dry or discolored bearing surfaces, it can lead to increased wear and potential bearing failure. If lubrication issues cannot be resolved through lubricant replenishment or maintenance, replacing the pillow block bearing may be necessary.

  • Visible Damage:
  • Inspect the pillow block bearing visually for any visible signs of damage, such as cracks, dents, or corrosion. These visible indications may suggest that the bearing has been subjected to excessive loads, contamination, or harsh operating conditions. If significant damage is observed, replacing the pillow block bearing is recommended.

It is important to note that the specific signs of wear or damage in pillow block bearings may vary depending on the type of bearing and the application. Regular monitoring, maintenance, and following the manufacturer’s guidelines are essential for identifying potential issues and determining the appropriate timing for replacement. When in doubt, consulting with a bearing specialist or qualified technician can provide valuable insights and guidance for replacing pillow block bearings.

pillow block bearing

What are the common applications and industries where pillow block bearings are commonly used?

Pillow block bearings are widely used in various applications and industries where there is a need to support rotating shafts or other moving parts. These bearings offer versatility, ease of installation, and reliable performance. Here’s a detailed explanation of the common applications and industries where pillow block bearings are commonly used:

  • Industrial Machinery:
  • Pillow block bearings find extensive use in industrial machinery across different sectors. They are commonly employed in conveyor systems, packaging machinery, material handling equipment, printing presses, textile machinery, and food processing equipment. These bearings provide support and smooth rotation for shafts, pulleys, rollers, and other components, contributing to the efficient operation of the machinery.

  • Agricultural Equipment:
  • In the agricultural industry, pillow block bearings are utilized in various equipment such as tractors, combines, harvesters, and irrigation systems. They are used to support rotating elements like shafts, wheels, pulleys, and augers. Pillow block bearings help withstand heavy loads, provide reliable operation, and ensure the longevity of agricultural machinery under challenging field conditions.

  • Mining and Quarrying:
  • Pillow block bearings are employed in mining and quarrying operations where heavy-duty equipment is used. They are utilized in crushers, screens, conveyors, and vibrating equipment. These bearings can handle high loads and harsh operating conditions, making them suitable for the demanding environments encountered in mining and quarrying applications.

  • Construction and Building:
  • Pillow block bearings play a vital role in the construction and building industry. They are commonly used in concrete mixers, cranes, hoists, elevators, and escalators. These bearings provide support and enable smooth movement for various components and systems involved in construction and building processes.

  • Automotive and Transportation:
  • Pillow block bearings are utilized in automotive and transportation applications. They are used in commercial vehicles, buses, trucks, and trailers. These bearings support rotating shafts, wheels, and suspension systems, ensuring smooth operation and reducing friction and wear in automotive and transportation equipment.

  • Power Generation:
  • The power generation industry relies on pillow block bearings for applications such as turbines, generators, pumps, and fans. These bearings provide support and rotational motion for various components in power generation systems. They are designed to handle high temperatures, heavy loads, and high-speed operations commonly encountered in power plants.

  • HVAC and Refrigeration:
  • Pillow block bearings are commonly used in heating, ventilation, air conditioning (HVAC), and refrigeration systems. They are employed in fans, blowers, compressors, and pumps. These bearings ensure smooth and efficient operation of HVAC and refrigeration equipment, contributing to the comfort and functionality of residential, commercial, and industrial buildings.

These are just a few examples of the many applications and industries where pillow block bearings are commonly used. The versatility and reliability of these bearings make them indispensable in numerous fields, where they provide essential support and rotational motion for various machinery and equipment.

China Good quality FC210 Wheel Hub Bearing Units Deep Groove Ball Bearing Tapered Roller Bearing Spherical Roller Bearing Pillow Block Bearing   wholesalerChina Good quality FC210 Wheel Hub Bearing Units Deep Groove Ball Bearing Tapered Roller Bearing Spherical Roller Bearing Pillow Block Bearing   wholesaler
editor by CX 2024-02-20

China factory Bearing Manufacturer Auto Bearing Tapered Roller Bearing Pillow Block Bearing Thrust Ball Bearing Deep Groove Ball Bearing double row ball bearing

Product Description

Product Description

Product Name Ball bearing Roller bearing Pillow block bearing Needle roller bearing
Brand Name IBOLOG
Material Gcr15
Precision Grade P0,P6,P5
Certifications ISO 9001
Package Box,Carton,Wooden Box,Plastic Tube or Per buyers requirement .
MOQ Depending on Model
Serice OEM
Sample Available
Payment Term TT or L/C or Western Union
Port HangZhou/HangZhou/ZheJiang /HangZhou/HangZhou

Detailed Photos

 

 

 

 

Company Profile

Our company mainly produces deep groove ball bearings and thrust ball bearings, thrust roller bearings, thin wall bearings  and  tapered roller bearings.
Our company has strong technical force, equipped with modern production equipment and advanced testing equipment, products by the national quality inspection departments repeatedly qualified. In 2005 11 menstrual China Light Product Quality Assurance Center awarded the quality, the credibility of dual protection demonstration units (key units), and at the same time in September 2006 passed the ISO9001 international quality system certification. The products are sold all over the country. The company always adhere to the “quality survival, reputation and development” purposes, scientific management, hard work, pragmatic, integrity management. The company is willing to “strong strength, high quality products, efficient service” with the vast number of customers in good faith cooperation, and you create a better tomorrow.

Our products are used in motors, fans, agricultural machinery, reducers, gearboxes, machine tools, motorcycles, automobiles, oil fields, coal mines, steel plants, metallurgy and other industrial machinery and equipment. The product is made of high-quality bearing steel, G10 steel ball, low noise grease, and the precision can reach P0, P6, P5 levels; The noise value can reach Z2, Z3 and Z4 levels. Welcome new and old customers to discuss cooperation!

 

Packaging & Shipping

Our Advantages

1. World-Class Bearing: 
We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: 
Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge
    and links in the industry.
3. Genuine products With Excellent Quality: 
The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: 
The company provides after-sales service and technical assistance as per the
    customer’s requirements and needs.
5. Quick Delivery: 
The company provides just-in-time delivery with its streamlined supply chain. 

SAMPLES
1. Samples quantity: 1-10 PCS are available. 
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to
    pay samples charge and shipping cost. 
3. It’s better to start your order with Trade Assurance to get full protection for your samples order. 

CUSTOMIZED
The customized LOGO or drawing is acceptable for us. 

OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield. 
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.

FAQ

1.What is the minimum order quantity for this product?
    Can be negotiated, we will try our best to meet customer needs.
2.What is your latest delivery time?
    Most orders will be shipped within 3-7 days of payment being received.
3.Does your company have quality assurance?
    Yes, Our products are fully in line with industry standards
4.What is the competitiveness of your company’s products compared to other companies?
    High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
    Answer questions online 24 hours a day, reply in a timely manner, and provide various documents
    required by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
    Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
    Please send us an inquiry or message and leave your other contact information, such as phone number,
     account or account, we will contact you as soon as possible and provide
    the detailed information you need.
       Please feel free to contact us, if you have any other question

Separated: Unseparated
Rows Number: Multiple
Material: Bearing Steel
Contact Angle: 0
Aligning: 0
Transport Package: Plastic Tube+Carton+Pallet
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

pillow block bearing

How do pillow block bearings improve the functionality of heavy-duty equipment like mining conveyors?

Pillow block bearings play a crucial role in enhancing the functionality and performance of heavy-duty equipment like mining conveyors. Their contributions to the reliable operation and efficiency of mining conveyors can be explained as follows:

  • Support and Load Handling:
  • Pillow block bearings provide essential support for the rotating shafts and other moving components in mining conveyors. They handle and transmit the significant loads encountered in conveyor systems, including the weight of the conveyed materials and the forces associated with their movement. By effectively supporting the shafts and components, pillow block bearings help maintain the structural integrity and stability of the conveyor, ensuring smooth and efficient material handling.

  • Reduced Friction and Energy Efficiency:
  • Pillow block bearings are designed to minimize friction between the rotating shafts and the bearing housing, resulting in reduced energy losses and improved energy efficiency. By incorporating rolling elements, such as balls or rollers, pillow block bearings facilitate smooth motion with minimal friction. This reduction in friction translates into energy savings, reducing the power consumption required to drive the conveyor system and contributing to overall operational efficiency.

  • Alignment and Stability:
  • Proper alignment of the conveyor components is critical for the reliable operation of mining conveyors. Pillow block bearings aid in aligning and supporting the shafts and other moving parts, ensuring they remain centered and in the correct position. This alignment helps prevent excessive vibrations, reduces the risk of misalignment-related issues, and promotes stable and consistent operation of the conveyor, enhancing its functionality and reliability.

  • Contamination Protection:
  • Mining environments are often harsh, with exposure to dust, dirt, moisture, and other contaminants. Pillow block bearings are designed to provide protection against these contaminants. They often incorporate sealing mechanisms, such as rubber seals or labyrinth seals, to prevent the entry of foreign particles into the bearing. This protection helps maintain the cleanliness of the bearing’s internal components, reducing the risk of premature wear, corrosion, or damage, and ensuring the reliable and efficient operation of the mining conveyor.

  • Impact Resistance and Durability:
  • Heavy-duty equipment like mining conveyors is subjected to rigorous operating conditions, including high loads, impacts, and vibrations. Pillow block bearings are designed to withstand such demanding conditions. They are constructed with robust materials and engineered to provide high load capacity and excellent impact resistance. This durability ensures that the bearings can withstand the demanding working environments of mining conveyors, reducing the risk of premature failure and minimizing downtime.

  • Maintenance and Accessibility:
  • Maintenance is crucial for the optimum performance and longevity of heavy-duty equipment like mining conveyors. Pillow block bearings are designed with maintenance in mind. They often feature a split housing design that allows for convenient access to the bearing without the need to disassemble the entire conveyor system. This accessibility simplifies maintenance tasks, reduces downtime, and promotes efficient upkeep of the bearings, contributing to the overall functionality and reliability of mining conveyors.

In summary, pillow block bearings greatly enhance the functionality of heavy-duty equipment like mining conveyors by providing support, handling heavy loads, reducing friction and energy consumption, ensuring alignment and stability, protecting against contamination, and offering durability and accessibility for maintenance. With their essential role in supporting and facilitating the movement of conveyor components, pillow block bearings optimize the performance, energy efficiency, and lifespan of mining conveyors, contributing to improved productivity and reliability in mining operations.

pillow block bearing

What are the challenges and solutions for managing misalignment and vibration in pillow block bearings?

Misalignment and vibration pose challenges in the proper functioning and longevity of pillow block bearings. However, there are solutions available to address these issues. Let’s explore the challenges and corresponding solutions for managing misalignment and vibration:

  • Misalignment Challenges:
  • Misalignment occurs when the shaft and the bearing are not perfectly aligned. This can result from various factors, including improper installation, thermal expansion, shaft deflection, or external forces. The challenges associated with misalignment include:

    • Increased Friction and Wear: Misalignment causes uneven loading and increased friction between the bearing and the shaft. This can lead to accelerated wear, premature bearing failure, and reduced equipment performance.
    • Excessive Heat Generation: Misalignment generates additional heat due to increased friction. This heat can negatively impact the lubrication, leading to lubricant breakdown and reduced bearing life.
    • Vibration and Noise: Misaligned pillow block bearings can contribute to vibration and noise in the equipment. Excessive vibration can cause further damage to the bearing and other components, affecting the overall system’s stability and performance.
  • Misalignment Solutions:
  • To manage misalignment in pillow block bearings, several solutions can be implemented:

    • Proper Installation and Alignment: Ensuring correct installation procedures and alignment techniques during initial setup or bearing replacement is crucial. This includes aligning the shaft and the bearing within specified tolerances using alignment tools and techniques such as laser alignment or dial indicators.
    • Flexible Couplings: Flexible couplings can compensate for minor misalignments between the driving and driven components. These couplings allow for angular, parallel, and axial misalignment, reducing the transmitted misalignment to the pillow block bearings.
    • Self-Aligning Bearings: Some pillow block bearings are designed with self-aligning capabilities. These bearings can accommodate small amounts of misalignment without significant adverse effects. Self-aligning bearings utilize specialized internal geometries or spherical outer rings to maintain proper alignment under certain misalignment conditions.
    • Adjustable Bearing Housings: Certain pillow block bearing designs incorporate adjustable housings that allow for fine-tuning the alignment. These housings provide additional flexibility in aligning the bearing to the shaft, compensating for misalignment during operation.
  • Vibration Challenges:
  • Vibration refers to the oscillation or shaking of the bearing and the surrounding equipment. Excessive vibration can contribute to various issues:

    • Increased Friction and Wear: Vibrations can lead to higher levels of friction and wear within the bearing, potentially causing premature failure and reduced operational lifespan.
    • Structural Fatigue: Prolonged exposure to excessive vibration can lead to structural fatigue in the bearing housing, shaft, and other connected components. This can result in cracks, deformations, or even catastrophic failures.
    • Unstable Operation: Excessive vibration can negatively impact the stability and performance of the equipment. It can affect accuracy, precision, and overall system functionality.
  • Vibration Solutions:
  • Managing vibration in pillow block bearings involves implementing the following solutions:

    • Balancing: Balancing rotating components, such as shafts, pulleys, or rotors, reduces vibration caused by uneven weight distribution. Dynamic balancing techniques, including static and dynamic analysis, can identify and correct imbalances, minimizing vibration levels.
    • Vibration Analysis and Monitoring: Regular vibration analysis and monitoring can help detect and diagnose vibration issues in pillow block bearings. This involves using vibration sensors and analyzing the data to identify potential problems early on, allowing for timely corrective actions.
    • Vibration Damping: Employing vibration damping techniques, such as the use of vibration-absorbing materials or isolators, can help mitigate excessive vibrations. These methods absorb or dissipate vibration energy, reducing the impact on the pillow block bearings and the surrounding equipment.
    • Improved Lubrication: Proper lubrication is essential for reducing friction and damping vibrations within pillow block bearings. Using the correct lubricant type, quantity, and application method helps maintain a stable lubrication film, minimizing vibration-induced wear.

In summary, managing misalignment and vibration in pillow block bearings involves addressing specific challenges and implementing suitable solutions. Proper installation and alignment techniques, flexible couplings, self-aligning bearings, and adjustable housings help manage misalignment. Balancing, vibration analysis and monitoring,vibration damping, and improved lubrication are effective solutions for mitigating vibration-related issues. Implementing these solutions promotes optimal performance, extends the lifespan of pillow block bearings, and ensures the smooth operation of the equipment.

pillow block bearing

Can you explain the design principles of pillow block bearings and their functions?

Pillow block bearings, also known as plummer block bearings, are designed based on certain principles to ensure their functionality and performance. Understanding the design principles can provide insights into how these bearings operate and fulfill their intended functions. Here’s a detailed explanation of the design principles of pillow block bearings and their functions:

  • Housing Design:
  • The housing of a pillow block bearing is typically made of cast iron or pressed steel and has a split design. The split housing allows for easy installation and maintenance by providing access to the bearing insert without the need to disassemble the entire system. The housing also includes mounting holes or slots for attaching the bearing to a support structure, such as a machine frame or conveyor system.

  • Bearing Insert:
  • The bearing insert is a key component of a pillow block bearing. It is pre-mounted inside the housing and provides the rotating element to support shafts or other moving parts. The design of the bearing insert depends on the specific application requirements. Common types of bearing inserts used in pillow block bearings include deep groove ball bearings, spherical roller bearings, and cylindrical roller bearings. The selection of the appropriate bearing insert depends on factors such as load capacity, speed, and environmental conditions.

  • Self-Aligning Capability:
  • Pillow block bearings are designed with a certain degree of self-aligning capability. This means that they can accommodate slight misalignments or shaft deflections without causing undue stress on the bearing or affecting its performance. The self-aligning capability is achieved through the design of the bearing insert and the housing. It helps to ensure smooth operation, reduce wear, and prolong the bearing’s service life.

  • Load Support:
  • Pillow block bearings are primarily designed to support rotating shafts and transmit loads between the shaft and the housing. They are capable of handling both radial and axial loads, depending on the type of bearing insert used. The design of the bearing insert and the housing is optimized to provide optimal load-carrying capacity and distribute the loads evenly, minimizing stress concentrations and maximizing the bearing’s performance.

  • Lubrication:
  • Lubrication is crucial for the proper functioning and longevity of pillow block bearings. The housing design often includes provisions for grease or oil lubrication. Lubrication helps to reduce friction, dissipate heat, prevent wear, and protect against corrosion. Proper lubrication ensures smooth operation, minimizes power losses, and extends the service life of the bearing.

  • Environmental Protection:
  • Pillow block bearings are designed to provide a degree of environmental protection to the bearing insert. The housing acts as a shield, preventing contaminants such as dust, dirt, and moisture from entering the bearing and causing premature failure. The housing design may include features such as seals or shields to further enhance the protection against contaminants. This design principle helps to maintain the integrity of the lubrication and ensure reliable operation in various working environments.

In summary, pillow block bearings are designed based on certain principles to ensure their functionality and performance. The housing design allows for easy installation and maintenance, while the bearing insert provides the rotating element to support shafts and transmit loads. The self-aligning capability accommodates misalignments, and the optimized design of the bearing insert and housing ensures proper load support. Lubrication and environmental protection features contribute to smooth operation and extended service life. Understanding these design principles helps in selecting and utilizing pillow block bearings effectively in various industrial applications.

China factory Bearing Manufacturer Auto Bearing Tapered Roller Bearing Pillow Block Bearing Thrust Ball Bearing Deep Groove Ball Bearing   double row ball bearingChina factory Bearing Manufacturer Auto Bearing Tapered Roller Bearing Pillow Block Bearing Thrust Ball Bearing Deep Groove Ball Bearing   double row ball bearing
editor by CX 2023-11-16

China Best Sales P206, P209, P212, P215, P218, P219 Insert Bearing with Bearing Housing deep groove ball bearing

Product Description

Advantages and Features

  1. XSY bearing Co., Ltd. has its own factory. We make sure to offer you the most competitive price.
  2. XSY bearing Co., Ltd. has a professional R&D team and an after-sale team, so what you buy is top-end, and what you use is quality & service guaranteed.
  3. XSY bearing Co., Ltd. is a bearing manufacturer since 1990. Rich experience makes us more professional.
  4. The bearing is long durability, high speed and low noise.
  5. OEM & ODM are available.
  6. All kinds of bearing simples are available.

About Pillow Block Bearing(UCP Series)
Pillow block bearings units are consist of a housing with a bearing mounted in it. They are available in a variety of materials, mounting configurations and various bearing features. Each mounted unit acts as a system to position the bearing securely for reliable operation.
UCP Bearings refer to the bearing (represented by letter UC) unit with the vertical bearing house( represented by P).

Aout us
XSY Bearing is a manufacturer of precision bearings which has over 25 years experience. We concentrate on the R&D of all kinds of antifriction bearings, the mainly products are: Spherical Roller Bearings; Deep Groove Ball Bearings, Tapered Roller Bearings, Self-aligning Ball Bearings, Cylindrical Roller Bearings, Thrust Roller Bearings, Thrust Ball Bearings, Angular Contact Ball Bearings, Pillow Block Bearings, Bearings Accessories.

Parameters

    Dimension      mm    
     
Housing NO. Da h a e g w b Be s1 s2 Weight(kg) Bearing NO.
P201 47 30.2 127 95 14 62 38 17 13 19 0.33 UC201
P202 47 30.2 127 95 14 62 38 17 13 19 0.33 UC202
P203 47 30.2 127 95 14 62 38 17 13 19 0.33 UC203
P204 47 33.3 127 95 14 65 38 17 13 19 0.46 UC204
P205 52 36.5 140 105 15 71 38 17 13 19 0.6 UC205
P206 62 42.9 165 121 17 83 48 19 17 21 0.97 UC206
P207 72 47.6 167 127 18 93 48 20 17 21 1 UC207
P208 80 49.2 184 137 18 98 54 21 17 21 1.3 UC208
P209 85 54 190 146 20 106 54 22 17 20 1.4 UC209
P210 90 57.2 206 159 21 114 60 23 20 25 1.83 UC210
P211 100 63.5 219 171 23 126 60 24 20 25 2.4 UC211
P212 110 69.8 241 184 25 138 70 26 20 25 2.8 UC212
P213 120 76.2 265 203 27 151 70 27 25 29 3.5 UC213
P214 125 79.4 266 210 27 157 72 29 25 31 4.45 UC214
P215 130 82.6 275 217 28 163 74 30 25 31 4.9 UC215
P216 140 88.9 292 232 30 175 78 32 25 31 5.8 UC216
P217 150 95.2 310 247 32 187 83 34 25 31 6.9 UC217
P218 160 101.6 327 262 33 200 88 36 27 33 8.1 UC218

 

 

Packaging & Shipments
Packaging Details: 
 1.tube /plastic bag+box+cartons+pallets
2.plastic bag+single box+cartons+pallets
3.industrial packing+cartons+pallets
Delivery Details:
1.Less than 1000PCS, deliver  within 5 days by Express or Airplane.
2. More than 1000PCS, deliver within 15 days by sea or airline.

FAQ
 1. Are you a factory or a trading company?
 ZheJiang XSY Bearing Co., Ltd. is a professional manufacture of deep groove ball bearings and other bearings.
 2. Is OEM available?
 Yes, OEM is available. We have professional designer to help your brand promotion. 
 3. Is the sample available?
 Yes, samples are available for you to test the quality.
 4. Have the products been tested before shipping?
 Yes, all of our bearings have been tested before delivery.
 5. How long is your delivery time?
 As mentioned above, there are different types of shipping for your order. We make sure to deliver goods once all products are produced and tested.
 6. What is your terms of payment ?
 You can pay by T/T, L/C, Westunion, Paypal,etc., and it can be negotiated according to different orders with different amount.
 7. Can we visit your factory ?
 Sure. Welcome to XSY Bearing Co., Ltd. and offer your kind guidance.
Contact us

Rolling Body: Ball Bearings
The Number of Rows: Single
Outer Dimension: Small (28-55mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing
Samples:
US$ 1.2/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

bearing

Materials Used in Bearings

If you’re not familiar with the types of bearings, you may be interested in knowing more about the materials used to manufacture them. Here’s a look at what each type of bearing is made of, how it’s used, and how much they cost. To find the right bearing for your application, it’s important to choose a quality lubricant. The materials used in bearings are determined by their type and applications. Choosing the right lubricant will extend its life, and protect your machine’s parts from damage and premature wear.

Materials used in bearings

Bearings are made from a variety of materials. Stainless steel is a common material used for the components of bearings. It has a higher content of chromium and nickel. When exposed to oxygen, chromium reacts with it to form chromium oxide, which provides a passive film. For higher temperatures, teflon and Viton are also used. These materials offer excellent corrosion resistance and are often preferred by manufacturers for their unique properties.
Stainless steel is another material used in bearings. AISI 440C is a high-carbon stainless steel commonly used in rolling-contact bearings. It is widely used in corrosive environments, especially in applications where corrosion resistance is more important than load capacity. It can also be heat-treated and hardened to 60 HRC, but has lower fatigue life than SAE 52100. Stainless steel bearings may carry a 20-40% price premium, but their superior performance is worth the extra money.
Graphite and molybdenum disulfide are two of the most common materials used in bearings. While graphite is a popular material in bearings, it has very poor corrosion resistance and is unsuitable for applications where oil or grease is required. Graphite-based composite materials are another option. They combine the benefits of both graphite and ceramic materials. A variety of proprietary materials have been developed for high-temperature use, such as graphite and MoS2.
Wood bearings have been around for centuries. The oldest ones used wood and Lignum Vitae. These materials were lightweight, but they were incredibly strong and durable. Wood bearings were also lubricated with animal fats. During the 1700s, iron bearings were a popular choice. In 1839, Isaac Babbitt invented an alloy containing hard metal crystals suspended in a softer metal. It is considered a metal matrix composite.

Applications of bearings

Bearings are used in many different industries and systems to help facilitate rotation. The metal surfaces in the bearings support the weight of the load, which drives the rotation of the unit. Not all loads apply the same amount of force to bearings, however. Thrust and radial loads act in distinctly different ways. To better understand the different uses of bearings, let’s examine the various types of bearings. These versatile devices are essential for many industries, from automobiles to ships and from construction to industrial processes.
Cylindrical roller bearings are designed to support heavy loads. Their cylindrical rolling element distributes the load over a larger area. They are not, however, suited to handling thrust loads. Needle bearings, on the other hand, use small diameter cylinders and can fit into tighter spaces. The advantages of these types of bearings are numerous, and many leading producers are now leveraging the Industrial Internet of Things (IIoT) to develop connected smart bearings.
As a power generation industry, bearings play an essential role. From turbines to compressors, from generators to pumps, bearings are essential components of equipment. In addition to bearings, these components help move the equipment, so they can work properly. Typically, these components use ball bearings, although some roller bearings are used as well. In addition to being efficient and durable, these types of bearings also tend to be built to meet stringent internal clearance requirements and cage design requirements.
In addition to bearings for linear motion, bearings can also bear the weight of a rotary part. Depending on the application, they can be designed to minimize friction between moving parts. By constraining relative motion, bearings are used to reduce friction within a given application. The best-designed bearings minimize friction in a given application. If you’re in the market for a new bearing, NRB Industrial Bearings Limited is an excellent source to begin your search.

Types of bearings

bearing
The type of bearings you choose will have a significant impact on the performance of your machinery. Using the right bearings can increase efficiency, accuracy, and service intervals, and even reduce the cost of purchasing and operating machinery. There are several different types of bearings to choose from, including ball bearings and flexure bearings. Some types use a fluid to lubricate their surfaces, while others do not.
Plain bearings are the most common type of bearing, and are used for a variety of applications. Their cylindrical design allows for a relatively smooth movement. Often made of copper or other copper alloy, they have low coefficients of friction and are commonly used in the construction industry. Some types of plain bearings are also available with a gudgeon pin, which connects a piston to a connecting rod in a diesel engine.
Magnetic bearings are the newest type of bearing. They use permanent magnets to create a magnetic field around the shaft without requiring any power. These are difficult to design, and are still in the early stages of development. Electromagnets, on the other hand, require no power but can perform very high-precision positioning. They can be extremely durable and have a long service life. They are also lightweight and easy to repair.
Another type of bearing is needle roller. These are made of thin, long, and slender cylinders that are used in a variety of applications. Their slender size is ideal for a space-constrained application, and their small profile allows them to fit in tight places. These types of bearings are often used in automotive applications, bar stools, and camera panning devices. They have several advantages over ball bearings, including the ability to handle heavy axial loads.

Cost of bearings

A wide range of factors affect the cost of aerospace bearings, including the bearing material and its volatility. Manufacturers typically use high-grade steel for aircraft bearings, which are highly affected by fluctuations in the steel price. Government policies also play a part in the variation in trade price. The implementation of COVID-19 has changed the market dynamics, creating an uncertain outlook for supply and demand of aerospace bearings. New trade norms and transportation restrictions are expected to hamper the growth of this industry.
Demand for aerospace bearings is largely driven by aircraft manufacturers. In North America, aircraft manufacturers must meet extremely high standards of weight, performance, and quality. They also must be lightweight and cost-effective. This has resulted in a rising cost of aerospace bearings. The market for aerospace bearings is expected to grow at the highest CAGR over the next few years, driven by increasing investments in defense and aerospace infrastructure across Asia-Pacific.
Hub assemblies are also expensive. A wheel hub will cost between $400 and $500 for one set of bearings. In addition to this, the speed sensor will be included. The average cost of wheel bearings is between $400 and $500 for one side, including labor. But this price range is much lower if the bearing is a replacement of an entire wheel assembly. It is still worth noting that wheel hub bearings can be purchased separately for a lower price.
Replacement of one or two wheel bearings will depend on the model and year of the vehicle. For a small car, one rear wheel bearing can cost between $190 and $225, whereas two front wheel hubs can cost upwards of $1,000. Labor and parts prices will vary by location, and labor costs may also be covered under some warranty plans. If you decide to have it done yourself, be sure to ask multiple shops for estimates.

Inspection of bearings

bearing
To maintain bearing performance and prevent accidents, periodic inspections are essential. In addition to ensuring reliability, these inspections improve productivity and efficiency. Regular maintenance includes disassembly inspection, replenishment of lubricant and monitoring operation status. Here are some common ways to perform the necessary inspections. Keep reading to learn how to maintain bearings. After disassembly, you must clean the components thoroughly. Ensure that the bearings are free of burrs, debris, and corrosion.
Ultrasound technology is an excellent tool for monitoring slow-speed bearings. Most ultrasound instruments offer wide-ranging sensitivity and frequency tuning. Ultrasound can also be used to monitor bearing sound. Ultra-slow bearings are usually large and greased with high-viscosity lubricant. Crackling sounds indicate deformity. You can also listen for abnormal noise by plugging a vibration analyzer into the machine. Once the machine shows abnormal noise, schedule additional inspections.
Ultrasonic inspection involves using an ultrasound transducer to measure the amplitude of sound from a bearing. It is effective in early warnings of bearing failure and prevents over-lubrication. Ultrasound inspection of bearings is a cost-effective solution for early diagnosis of bearing problems. In addition to being a reliable tool, ultrasonic testing is digital and easy to implement. The following are some of the advantages of ultrasonic bearing inspection.
Dynamic quality evaluation involves the use of a special fixture for measuring bearing deformations under low shaft speed and light radial load. The size of the fixture influences the value of the deformations. A fixture should be sized between the diameter of the sensor and the roller to ensure maximum precision. The outer deformation signal is more sensitive with a larger sensor diameter. A vibration-acceleration sensor is used for the contrast test.

China Best Sales P206, P209, P212, P215, P218, P219 Insert Bearing with Bearing Housing   deep groove ball bearingChina Best Sales P206, P209, P212, P215, P218, P219 Insert Bearing with Bearing Housing   deep groove ball bearing
editor by CX 2023-11-15

China manufacturer Large in Stock V Groove Wheel Bearing RM2zz RM2 2RS 3/8″ Inner Diameter manufacturer

Product Description

Large in stock V groove wheel bearing RM2 ZZ RM2 2RS 3/8″ inner diameter

 

W series RM series V groove bearing size:

Designation

      A1 A2 Chamfer r/min   Weight
Bore O.D. Width mm Load
mm mm mm    
  D1 D B A1 A2 R/min Cw(KN) Cow(KN) Kg
W1 4.763 19.56 7.87 7.9. 11.86 0.3 2.2 1 11
W1X 4.763 19.56 7.87 7.93 11.86 0.3 2.2 1 11
W2 9.525 30.73 11.1 12.7 18.24 0.3 4.9 2.5 38
W2X 9.525 30.73 11.1 12.7 18.24 0.3 4.9 2.5 38
W3 12 45.72 15.88 19.05 26.98 0.6 9.4 4.9 130
W3X 12 45.72 15.88 19.05 26.98 0.6 9.4 4.9 130
W4 15 59.94 19.05 25.4 34.93 1 14.8 8.2 280
W4X 15 59.94 19.05 25.4 34.93 1 14.8 8.2 280
RM1ZZ 4.763 19.56 7.87 7.9. 11.86 0.3 2.2 1 11
RM1 2RS 4.763 19.56 7.87 7.93 11.86 0.3 2.2 1 11
RM2ZZ 9.525 30.73 11.1 12.7 18.24 0.3 4.9 2.5 38
RM2 2RS 9.525 30.73 11.1 12.7 18.24 0.3 4.9 2.5 38
RM3ZZ 12 45.72 15.88 19.05 26.98 0.6 9.4 4.9 130
RM3 2RS 12 45.72 15.88 19.05 26.98 0.6 9.4 4.9 130
RM4ZZ 15 59.94 19.05 25.4 34.93 1 14.8 8.2 280
RM4 2RS 15 59.94 19.05 25.4 34.93 1 14.8 8.2 280

Specifications
1. Cheap and high quality bearing
2. OEM service offered
3. Low noise, long life
4. Ease of assembly
5. Stock available

Packaging & Delivery
A. According to customer’s requirements.
B.The outer is color polybag + box + carton, industrial standard packaging.
Delivery Detail: 1-3 working days after order confirmed. (depend on the amount)

Our company are specialized in manufacturing various types of bearings and we also accept OEM service with CZPT CZPT CZPT NTN NMB etc brand.
We can produce the bearings accordingly to the customers’ Samples or Drawings.

Application
For mounting wherever axial and radial loads are expected
For most parts for torque transmission
Home appliances, electric motors, automotive components

Rolling Body: Roller Bearings
The Number of Rows: Double
Outer Dimension: 10-60mm
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing
Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

bushing

What is a bushing?

What is a bushing? Basically, bushings are spherical or spherical bearings for machines with sliding or rotating shaft assemblies. Due to their excellent load-carrying capacity and anti-friction properties, these bushings are used in almost all industrial applications. This makes them useful in industries such as construction, mining, agriculture, transportation, hydropower, food processing and material handling.

Shell information

The demand for bushings is closely related to the global transformer market. Growing renewable energy sources and high replacement rates of aging grid infrastructure are driving the global demand for transformer bushings. Increased urbanization is another factor driving the demand for transformer bushings. Among global regions, Asia Pacific is the largest market for medium voltage transformer bushings. The following section provides a detailed analysis of the market.
Bulk-type bushings are used for lower voltage ratings and consist of a center conductor stud or tube and an insulator housing. They are available in dry or oil filled versions, and their oil content is shared with the transformer main tank. However, the trend is slowly turning towards RIP bushings. Regardless of how different types of bushings are used, it is important to understand the difference between them.
A recent CZPT survey indicated that bushings account for 17% of all transformer failures. Among them, 30% caused fire accidents and 10% caused explosions. This is not a small risk, especially for such important electrical components as transformers. Because casing is so important, utilities are increasingly looking to preventative maintenance. However, this requires continuous monitoring of the bushing and its insulation. There are many benefits to using online condition monitoring.
One of the main benefits of locating and replacing faulty bushings is improved operability and safety. If you notice that your car is unstable in the corners, your bushings are worn. Anti-roll bar bushings can also be a sign of bushing damage. Do not ignore these warning signs as they can have dangerous consequences. To avoid these potential problems, make sure to get your vehicle serviced as soon as you notice any of these symptoms.
Be sure to park your vehicle on a level surface before you start changing your car bushings. You may need to unlock the hood latch and apply the brakes before continuing. Then, open the valve cover. This will allow you to see the engine area and bushings. You should also check that the wheels are not moving and avoid placing sharp objects in the engine bay. If you have time, open the hood and if you can see the bushings, turn on the headlights.
bushing

type

There are various types of bushings, each serving a different purpose. Oil-filled types are the most common and are designed for vertical installations. On the other hand, the embedded ferrule can accommodate the connection to the wire leads in the lower end of the ferrule. This feature significantly reduces the length of the sump end of the casing, but also adds additional complexity and cost.
There are two basic types of bushings. The first is a solid pour and the second is a capacitive graded variety. Solid cast bushings are typically used for low voltage transformer windings, while gas insulated bushings are insulated with pressurized gas. Gas-insulated bushings are also used in SF6 circuit breakers. If you are in the market for a new bushing, be sure to consider its cantilever strength and design.
Electrical bushings are an important part of various electrical equipment. They help carry high-voltage current through the enclosure and act as an insulator between a live conductor and a metal body at ground potential. Bulk-type bushings consist of a central conductive rod (usually copper or aluminum) and an insulator (silicone rubber compound or composite resin) surrounding the rod.
Transformers require transformer bushings. The construction and materials used in the bushing play a key role in the durability and longevity of the transformer. Transformers with weak bushings can fail, causing extensive damage. Moisture or voids can cause insulation breakdown, resulting in extensive electrical damage. Appropriate materials and optimized construction can reduce electric field stress and extend the life of the bushing.
Capacitor grading bushings are more expensive and are used in almost all high voltage systems. They use a conductive layer within the insulating layer between the center conductor and the insulator. Different manufacturers use different materials to produce these bushings. Earlier, capacitor grading bushings were made of concentric ceramic cylinders with metallized surfaces. They are also made from laminated cardboard tubes with conductive layers.

Function

A bushing is a support member that performs its function by acting as a washer and reducing noise and vibration. Bushings are used in valve covers and are made of corrosion-resistant materials to perform these functions. These products can be found in all types of machinery from cars to airplanes. Below are some common uses for bushings. Read on to discover more. Here are some of the most important features of the shell.
Electrical bushings transmit electricity. They can be used in circuit breakers, transformers, power capacitors and shunt reactors. The conductors of the bushing can be built directly into the bushing or through the bushing. Both current and voltage represent electricity. The bushing must have insulation capable of withstanding the voltage and its current-carrying conductors must be capable of carrying the rated current without overheating the adjacent insulation.
The bushing wraps around the stem, which is a relatively simple replacement part. It is a hardened part that prevents leaks and improves sealing. Plus, its low-cost replacement makes it a very easy-to-machine part. Bushings are also used in valves for guiding purposes. These two features make bushings an important part of many machines and applications. So, learn more about them.
Copper and brass are commonly used bushing materials. They have high compressive strength and high surface pressure. This material is suitable for bearings in low speed situations and heavy duty applications. Copper and brass are the most common types of casings, and they are both made in China. They are all relatively inexpensive and are available in a variety of materials and sizes. If you are considering purchasing a casing, keep in mind that it must meet national standards.
bushing

cost

Whether you’re looking for a replacement bushing for your rear suspension or just need to replace the fork, you have a few different options. The two main types of bushings are coated and uncoated. If you want to save money on bushing replacements, you should consider getting a cheaper lower fork. Whether you’re replacing bushings to improve ride quality or prevent damage to your wheel loader, you’ll find a bushing replacement option that fits your budget.
While most cars are compatible with bushings, some iconic parts from premium brands like BMW and Mercedes require special tools to replace. If you are not confident in your mechanical abilities, consider hiring a mechanic to do it. Mechanical replacement bushings typically range from $200 to $500. If you’re comfortable with mechanics and have some mechanical knowledge, you can save money by trying the job yourself. For example, control arm bushings range in price from $20 to $80. It is important to check the alignment after replacing the bushing to avoid further damage.
Control arm bushing replacements are usually relatively inexpensive, but you may need to replace several at the same time. You should check the prices of several mechanics before making a decision. You can easily save between $50 and $100 by comparing quotes. Plus, you’ll save a lot of money by finding the right mechanic for the job. You can also use an online comparison tool to compare prices. You can find a mechanic that suits your needs at an affordable price.
Control arm bushings are also an inexpensive way to replace parts of a car’s front or rear suspension. Typically, control arm bushings are made of two metal cylinders covered with a thick layer of rubber. They wear out due to accidents, potholes and off-roading. They are mounted with a bolt that goes through the inner barrel. It is important to replace these bushings as often as needed to improve operation.

China manufacturer Large in Stock V Groove Wheel Bearing RM2zz RM2 2RS 3/8China manufacturer Large in Stock V Groove Wheel Bearing RM2zz RM2 2RS 3/8
editor by CX 2023-10-26

China OEM Bearing 6005 Deep Groove Ball Bearing 6005-2z drive shaft bearing

Product Description

Company Profile

ZheJiang Furlante Bearing Technology Co  is a professional bearing manufacturer with factory and trade. Our company is mainly engaged in deep groove ball bearings,apered roller bearings,External spherical housing bearings,Thrust ball bearings,Linear CZPT bearing system. We have a self-developed team to design and improve the bearings. To meet the needs of different customers. we provide oem and odm,and we have a perfect quality inspection system and professional after-sales service team. we will provide you the best products and services with the most reasonable price.

Product Description

Deep groove ball bearing

Model  d mm D mm H mm W kg
6000 10 26 8 0.019
6001 12 38 8 0.571
6002 15 32 9 0.03
6003 17 35 10 0.04
6004 20 42 12 0.069
6005 25 47 12 0.08
6006 30 55 13 0.116
6007 35 62 14 0.155
6008 40 68 15 0.185
6009 45 75 16 0.231
6571 50 80 16 0.25
6011 55 90 18 0.362
6012 60 95 18 0.385
6013 65 100 18 0.408
6014 70 110 20 0.62
6015 75 115 20 0.63
6016 80 125 22 0.86
6017 85 130 22 0.94
6018 90 140 24 1.38
6019 95 145 24 1.5
6571 100 150 24 1.63
6571 110 170 28 2.35
6571 120 180 28 2.62
6026 130 200 33 4.55
6571 140 210 33 4.21
6030 150 210 33 3.9
6032 160 240 38 5.89
6034 170 260 42 6.5
6036 180 280 46 8.51
6038 190 290 46 8.86
6040 200 310 51 11.64
6044 220 340 56 18.4
6048 240 360 56 19.6
6052 260 400 65 28.8
62216 80 140 33 1.51
62217 85 150 36 1.6
62218 90 160 40 1.7 
62219 95 170 43 1.8 
62220 100 180 46 2.0 
6200 10 30 9 0.032
6201 12 32 10 0.036
6202 15 35 11 0.044
6203 17 40 12 0.065
6204 20 47 14 0.11
6205 25 52 15 0.13
6206 30 62 16 0.21
6207 35 72 17 0.288
6208 40 80 18 0.368
6209 45 85 19 0.416
6210 50 90 20 0.463
6211 55 100 21 0.603
6212 60 110 22 0.789
6213 65 120 23 0.99
6214 70 125 24 1.084
6215 75 130 25 1.171
6216 80 140 26 1.448
6217 85 150 28 1.803
6218 90 160 30 2.71
6219 95 170 32 2.62
6220 100 180 34 3.19
6221 105 190 36 3.78
6222 110 200 38 4.42
6224 120 215 40 5.3
6226 130 230 40 6.12
6228 140 250 42 7.77
6230 150 270 45 9.78
6232 160 290 48 12.22
6234 170 310 52 15.241
6236 180 320 52 15.581
6238 190 340 55 18.691
6240 200 360 58 22.577
62312 60 130 46 2.422
62313 65 140 48 3
62314 70 150 51 3.55
62315 75 160 55 4
62316 80 170 58 4.5
62317 85 180 60 5.1
62318 90 190 64 6.1
62319 95 200 67 6.9
6300 10 35 11 0.053
6301 12 37 12 0.06
6302 15 42 13 0.082
6303 17 47 14 0.115
6304 20 52 15 0.142
6305 25 62 17 0.232
6306 30 72 19 0.346
6307 35 80 21 0.457
6308 40 90 23 0.639
6309 45 100 25 0.837
6310 50 110 27 1.082
6311 55 120 29 1.367
6312 60 130 31 1.71
6313 65 40 33 2.1
6314 70 150 35 2.55
6315 75 160 37 3.05
6316 80 170 39 3.61
6317 85 180 41 4.284
6318 90 190 43 4.97
6319 95 200 45 5.74
6320 100 215 47 7.09
6321 105 225 49 8.05
6322 105 240 50 9.53
6324 120 260 55 12.2
6326 130 280 58 14.77
6328 140 300 62 18.33
6330 150 320 65 21.87
62300 10 35 17 0.073
62301 12 37 17 0.571
62302 15 42 17 0.105
62303 17 47 19 0.146
62304 20 52 21 0.195
62305 25 62 24 0.306
62306 30 72 27 0.478
62307 35 80 31 0.647
62308 40 90 33 0.885
62309 45 100 36 1.156
62310 50 110 40 1.498
62311 55 120 43 1.918
6403 17 62 17 0.27
6404 20 72 19 0.4
6405 25 80 21 0.53
6406 30 90 23 0.735
6407 35 100 25 0.952
6408 40 110 27 1.221
6409 45 120 29 1.52
6410 50 130 31 1.855
6411 55 140 33 2.316
6412 60 150 35 2.811
6413 65 160 37 3.342
6414 70 180 42 4.896
6415 75 190 45 5.739
6416 80 200 48 6.752
6417 85 210 52 7.933
6418 90 225 54 9.56
623 3 10 4 0.002
624 4 13 5 0.003
625 5 16 5 0.005
626 6 19 6 0.008
627 7 22 7 0.014
628 8 24 8 0.016
629 9 26 8 0.019
62200 10 30 14 0.044
62201 12 32 14 0.053
62202 15 35 14 0.065
62203 17 40 16 0.096
62204 20 47 18 0.15
62205 25 52 18 0.178
62206 30 62 20 0.215
62207 35 72 23 0.31
62208 40 80 23 0.406
62209 45 85 23 0.455
62210 50 90 23 0.496
62211 55 100 25 0.81
62212 60 110 28 1.03
62213 65 120 31 1.25
62214 70 125 31 1.3 
62215 75 130 31 1.4 

Application
1. Automatic controlling machine
2. Semi-conductor industry
3. General industry machinery
4. Medical equipment
5. Solar energy equipment
6. Machine tool
7. Parking system
8. High-speed rail and aviation transportation equipment, etc.

FAQ

1.    who are we?
We are a professional company providing custom design solution to global customers.  After decades of development.
There’re over 120 bearing models, more than 4000 part numbers and more than 200 machined partsin our product range.    Ball Bearings produced by us are widely used in household appliances, financial equipment, textile industry,motor, office equipment, measuring tools, automobile bearings and other fields.

2.    how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.   what can you buy from us?
Deep Groove Ball Bearing,Flange Bearing,Single Row Angular Contact Bearing,Double Row Angular Contact Ball Bearing.

4.    why should you buy from us not from other suppliers?
With decades’ experience in producing electrical and electronic products,in addition to the production of bearings,To ensure that our products are of high quality, affordable and provide buyers with the best service.

5.    what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese

Rolling Body: Ball Bearings
The Number of Rows: Double
Outer Dimension: Small and Medium-Sized (60-115mm)
Material: Bearing Steel
Spherical: Aligning Bearings
Load Direction: Radial Bearing
Customization:
Available

|

Customized Request

bushing

What is a bushing?

What is a bushing? Basically, bushings are spherical or spherical bearings for machines with sliding or rotating shaft assemblies. Due to their excellent load-carrying capacity and anti-friction properties, these bushings are used in almost all industrial applications. This makes them useful in industries such as construction, mining, agriculture, transportation, hydropower, food processing and material handling.

Shell information

The demand for bushings is closely related to the global transformer market. Growing renewable energy sources and high replacement rates of aging grid infrastructure are driving the global demand for transformer bushings. Increased urbanization is another factor driving the demand for transformer bushings. Among global regions, Asia Pacific is the largest market for medium voltage transformer bushings. The following section provides a detailed analysis of the market.
Bulk-type bushings are used for lower voltage ratings and consist of a center conductor stud or tube and an insulator housing. They are available in dry or oil filled versions, and their oil content is shared with the transformer main tank. However, the trend is slowly turning towards RIP bushings. Regardless of how different types of bushings are used, it is important to understand the difference between them.
A recent CZPT survey indicated that bushings account for 17% of all transformer failures. Among them, 30% caused fire accidents and 10% caused explosions. This is not a small risk, especially for such important electrical components as transformers. Because casing is so important, utilities are increasingly looking to preventative maintenance. However, this requires continuous monitoring of the bushing and its insulation. There are many benefits to using online condition monitoring.
One of the main benefits of locating and replacing faulty bushings is improved operability and safety. If you notice that your car is unstable in the corners, your bushings are worn. Anti-roll bar bushings can also be a sign of bushing damage. Do not ignore these warning signs as they can have dangerous consequences. To avoid these potential problems, make sure to get your vehicle serviced as soon as you notice any of these symptoms.
Be sure to park your vehicle on a level surface before you start changing your car bushings. You may need to unlock the hood latch and apply the brakes before continuing. Then, open the valve cover. This will allow you to see the engine area and bushings. You should also check that the wheels are not moving and avoid placing sharp objects in the engine bay. If you have time, open the hood and if you can see the bushings, turn on the headlights.
bushing

type

There are various types of bushings, each serving a different purpose. Oil-filled types are the most common and are designed for vertical installations. On the other hand, the embedded ferrule can accommodate the connection to the wire leads in the lower end of the ferrule. This feature significantly reduces the length of the sump end of the casing, but also adds additional complexity and cost.
There are two basic types of bushings. The first is a solid pour and the second is a capacitive graded variety. Solid cast bushings are typically used for low voltage transformer windings, while gas insulated bushings are insulated with pressurized gas. Gas-insulated bushings are also used in SF6 circuit breakers. If you are in the market for a new bushing, be sure to consider its cantilever strength and design.
Electrical bushings are an important part of various electrical equipment. They help carry high-voltage current through the enclosure and act as an insulator between a live conductor and a metal body at ground potential. Bulk-type bushings consist of a central conductive rod (usually copper or aluminum) and an insulator (silicone rubber compound or composite resin) surrounding the rod.
Transformers require transformer bushings. The construction and materials used in the bushing play a key role in the durability and longevity of the transformer. Transformers with weak bushings can fail, causing extensive damage. Moisture or voids can cause insulation breakdown, resulting in extensive electrical damage. Appropriate materials and optimized construction can reduce electric field stress and extend the life of the bushing.
Capacitor grading bushings are more expensive and are used in almost all high voltage systems. They use a conductive layer within the insulating layer between the center conductor and the insulator. Different manufacturers use different materials to produce these bushings. Earlier, capacitor grading bushings were made of concentric ceramic cylinders with metallized surfaces. They are also made from laminated cardboard tubes with conductive layers.

Function

A bushing is a support member that performs its function by acting as a washer and reducing noise and vibration. Bushings are used in valve covers and are made of corrosion-resistant materials to perform these functions. These products can be found in all types of machinery from cars to airplanes. Below are some common uses for bushings. Read on to discover more. Here are some of the most important features of the shell.
Electrical bushings transmit electricity. They can be used in circuit breakers, transformers, power capacitors and shunt reactors. The conductors of the bushing can be built directly into the bushing or through the bushing. Both current and voltage represent electricity. The bushing must have insulation capable of withstanding the voltage and its current-carrying conductors must be capable of carrying the rated current without overheating the adjacent insulation.
The bushing wraps around the stem, which is a relatively simple replacement part. It is a hardened part that prevents leaks and improves sealing. Plus, its low-cost replacement makes it a very easy-to-machine part. Bushings are also used in valves for guiding purposes. These two features make bushings an important part of many machines and applications. So, learn more about them.
Copper and brass are commonly used bushing materials. They have high compressive strength and high surface pressure. This material is suitable for bearings in low speed situations and heavy duty applications. Copper and brass are the most common types of casings, and they are both made in China. They are all relatively inexpensive and are available in a variety of materials and sizes. If you are considering purchasing a casing, keep in mind that it must meet national standards.
bushing

cost

Whether you’re looking for a replacement bushing for your rear suspension or just need to replace the fork, you have a few different options. The two main types of bushings are coated and uncoated. If you want to save money on bushing replacements, you should consider getting a cheaper lower fork. Whether you’re replacing bushings to improve ride quality or prevent damage to your wheel loader, you’ll find a bushing replacement option that fits your budget.
While most cars are compatible with bushings, some iconic parts from premium brands like BMW and Mercedes require special tools to replace. If you are not confident in your mechanical abilities, consider hiring a mechanic to do it. Mechanical replacement bushings typically range from $200 to $500. If you’re comfortable with mechanics and have some mechanical knowledge, you can save money by trying the job yourself. For example, control arm bushings range in price from $20 to $80. It is important to check the alignment after replacing the bushing to avoid further damage.
Control arm bushing replacements are usually relatively inexpensive, but you may need to replace several at the same time. You should check the prices of several mechanics before making a decision. You can easily save between $50 and $100 by comparing quotes. Plus, you’ll save a lot of money by finding the right mechanic for the job. You can also use an online comparison tool to compare prices. You can find a mechanic that suits your needs at an affordable price.
Control arm bushings are also an inexpensive way to replace parts of a car’s front or rear suspension. Typically, control arm bushings are made of two metal cylinders covered with a thick layer of rubber. They wear out due to accidents, potholes and off-roading. They are mounted with a bolt that goes through the inner barrel. It is important to replace these bushings as often as needed to improve operation.

China OEM Bearing 6005 Deep Groove Ball Bearing 6005-2z   drive shaft bearingChina OEM Bearing 6005 Deep Groove Ball Bearing 6005-2z   drive shaft bearing
editor by CX 2023-05-22

China best High Quality Deep Groove Ball Barden 100ss CZPT Bearing bearing example

Product Description

High Quality Deep Groove Ball BARDEN 100SS CZPT Bearing

Place of Origin ZheJiang , China (Mainland)
Brand Name YL
Model Number 100SS
Port HangZhou
MOQ 1 piece
Packing Cleaning
Condition New
Shipping Fast air transprot: UPS; DHL; EMS; TNT and Fedex
Delivery time Usual order: 1-7 working days since recived payment
Export experience 17 years 

Detailed Photos

 

Certifications

Packaging & Shipping

Our Advantages

A. 17 years experience, quality guarantee
B. Participate in NEPCON South China Since 2009
C. High quality, low cost
D. Large stock, fast shipping
E. various brands available
F. Customization is acceptable

 

Company Profile

ZheJiang CZPT Automation Equipment Co.,Ltd.” located in Chang’an town, HangZhou, China, which been endowed with “the star township” in China, found in 2016 with 6 years CZPT equipment export experience.

Have close cooperation with OEM factory for your machine need.

Mainly offer Laser marking machine, Laser cutting machine, Laser welding machine, Security monitoring focusing machine, AOI detecting machine, X-RAY, Steel mesh cleaning machine, BGA rework station, 3D paste thickness gauge, CZPT solder paste mixer, Reflow checker, Feeder instrument calibration, SMD components counter, PCB up and down board machine, Solder paste printing machine, Conveyor and nozzle cleaning machine, welcome send inquiry to Anna.

FAQ

* What products you sell?
Our company deal in the following products:
SMT equipment and accessories: Feeders, Feeder parts, CZPT nozzles, nozzle cleaning machine, nozzle filter, CZPT belt, bearing, mortor, cylinder, sensor, CZPT grease, grease gun etc.

*What brands of parts you have?
We have Fuji, Juki, Yamaha, Samsung, Panaconic, Siemens, Universal, etc.

* Do your company offer customized services?
Yes, production time 1-7 working days.

*How about the quality of your CZPT pick and place parts?
Xihu (West Lake) Dis. established in 2005 with more than 17 years experience, quality guarantee, the products are popular at home and abroad.

*Are you a reliable cooperator?
Yes. We specialized in CZPT parts over 17 years in HangZhou China. We participated in NEPCON HangZhou and ZheJiang every year since 2009.

 

Bearing Structure: Solid Bearing
Type of Lubricant: Solid-Lubricated Bearing
Lubricant & Load: Hydrostatic Bearing
Bushing Material: Self-Lubrication
Bearing Direction: Radial
Lubricating Way: Maintenance-Free Bearing
Customization:
Available

|

Customized Request

bearing

Understanding the Different Types of Bearings

When you are looking for a bearing, you have many options to choose from. This article will explain the various types, functions, and working principles of different types of bearings. Once you understand the basic components, you can make an informed decision about which one to buy. Here’s an overview of some of the most common types. Learn more about each type below! Read on to learn about the differences between these different types of bearings! Posted in Articles

Functions

Bearings serve as an integral part of a mechanical device. These devices help transfer torque from one part of a structure to another. These mechanisms increase the efficiency of a shaft by increasing its life. However, the functions of bearings depend on the application of the structure. Among other functions, bearings provide support to shafts. Anti-friction bearings come in two types: ball and roller bearings. These components have line and point contact, which is the most common type. Archimedes’s principle states that the force is equal to the weight of the fluid that is being displaced. Bearings can transfer lateral loads to a substructure.
A bearing has two primary functions. The first is to prevent direct metal-to-metal contact. A bearing prevents friction, heat generation, and wear and tear of components. A bearing also reduces energy consumption. Its other purpose is to guide and support a rotating body. In addition to these functions, bearings can also reduce wear and tear on a machine. As a result, they are among the most widely used machines in the world.
Seals are a major component of a bearing. They prevent foreign materials from entering and lubricating the moving parts. The design of seal lips determines their effectiveness. Fuel economy regulations and CO2 emissions regulations are pushing the demand for low-friction bearings. However, high-performance seals do not always provide high-performance. As a result, current estimations of the friction in bearings depend on trial and error methods.
Another important function of bearings is that they transfer the load of a rotating component to its housing. This load can be axial or radial. Bearings also limit movement to predefined directions. Some types of rolling element bearings have balls or cylinders inside. These bearings are less frictional than sliding ones, thus they allow parts to move freely during rotation. These parts can then be used for various applications. So, bearings are an integral part of machines.

Types

The most common type of bearing is a plain bearing. It uses surfaces in rubbing contact to transmit movement from one part to another. These bearings may be discrete or may consist of a hole in a metal sleeve or a planar surface bearing another part. Some plain bearings are flanged, while others are made of a sleeve with a flange at one end. These bearings often give acceptable accuracy and life, but they are expensive and cannot be used in large scale applications.
Radial bearings are used when there is a need for high-speed or corrosive parts. This type of bearing also serves as a support in an intermediate situation. Its two components are called the base and the cover. The base and cover are connected and are arranged parallel to the main axis. This type of bearing is used in steady-state and axial motion applications. The radial bearings are also used when the shafts are long.
Angular contact bearings are another type of bearing. These are easy to install and require minimal maintenance. Their races are displaced along the axis. They are also better at handling axial loads and transferring them to the housing. These types of bearings are commonly used in pumps, automobiles, and high-speed applications. If you are looking for an affordable, reliable bearing, look no further than the angular contact bearing.
Another type of bearing is a self-lubricating bushing. These are lightweight and wear-resistant. Unlike the other types of bearing, they do not require any lubrication or maintenance. In fact, some are completely maintenance-free. But if you’re worried about maintenance, this type of bearing may be a good choice. There are many benefits of using self-lubricating bushings. It is also a good option for applications where your machine is exposed to extreme temperatures.

Working principle

bearing
A bearing has two primary functions: support and load transfer. In engineering applications, the bearing tends to push the load in the direction of the shaft. A radial load pushes the bearing downward and a thrust load pushes it sideways. Both types of load transfer are important in a variety of applications. The working principle of each type is described below. Listed below are the main uses for each type of bearing.
A plain bearing uses a PTFE liner on the interface of two moving parts. The PTFE liner acts as a lubricant and may be filtered to alter its friction. The journal bearing uses the motion of the journal to force fluid into the gap between two moving parts. This results in a small amount of play in the bearing. This play is acceptable for most applications. A ball bearing may have a maximum play of 2 mm for a ten-millimeter shaft.
The primary function of a bearing is to assist in rotation and to reduce mechanical friction between the two objects. A bearing may be installed as a separate device or as an integral part of a machine. For more complex applications, bearings are very precise components requiring the highest standards of technology. For this reason, it is important to understand the working principle of bearings. The next time you need to lift or slide a heavy object, consider a bearing.
Ball bearings are a common type of ball bearing and can be found in industrial machinery and automobiles. Their unique structure helps them support less weight. This is because they are comprised of two rings – an inner race and an outer race. The balls themselves have a small area of contact and transfer axial loads in one direction. A cage surrounds the balls and prevents them from colliding. This makes ball bearings a popular choice for many applications.

Sealing system

A bearing’s seals are vital for the operation of rolling and rotating components. These systems enable rotation and linear movement while limiting friction and dispersing stress. Without the proper seals, these components could face catastrophic failure. In addition to protecting the bearing from external forces, seals help retain lubricant inside the system and prevent harmful particles from entering the gap. A seal’s lubrication helps prevent the onset of mechanical damage and prolongs the life of the bearing.
A bearing seal is made up of two parts: the inner sealing element and the outer sealing element. A passageway runs through the bearing assembly to the outer seal element. A hydraulic press or pneumatic jack is recommended for installing the seal. These tools are effective in reducing deformation and improving seal installation quality. When fitting the seal, ensure that the tool does not hit the seal directly. A proper adopter will distribute the load uniformly across the seal.
The seal’s efficiency depends on its gap. A four-inch shaft seal can flow 0.5 standard cubic feet per minute. A seal’s efficiency is highly dependent on the gap size. The gap size is a cube of the flow through the system. A smaller gap size allows high flow and pressure but less leakage. If both surfaces of the seal have similar pressures and flow rates, the seal is efficient. However, a small gap reduces the pressures and reduces wear.
Mechanical seals have numerous advantages, including their ability to protect against contaminants and splashing liquids. Labyrinth seals are the first line of defense against leaks. They operate without friction. Their high level of sealing efficiency helps ensure that the bearing remains operational for long. This type of seal is made from metal plates and is designed for a wide temperature range and misalignment. Its advantages include being easy to install and offering 100% sealing efficiency.

Maintenance

bearing
Bearing maintenance is critical to ensuring that your bearings keep operating at their peak performance. Proper maintenance will improve bearing life, reduce downtime and increase productivity while reducing costs. Here is an 8-point checklist to optimize your bearings and make them last longer. To optimize their performance, you should follow these steps regularly. In case a bearing does not last long, you should replace it as soon as possible. Listed below are some tips to ensure proper maintenance.
The first step is to determine how often your bearings require lubrication. Some manufacturers recommend that you lubricate them weekly, but this can do more harm than good. Instead, use ultrasound to measure the level of friction and trend its levels. This way, you will know exactly when to grease your bearings. It’s also important to check how often they should be inspected and calibrated. A professional can provide guidance on proper maintenance.
Next, inspect your bearings for cracks and scratches. You should never install a bearing that has been dropped or scratched. Even a small crack will affect the performance of the bearing and could lead to its premature failure. A proper alignment is essential for the bearing to function properly. Make sure you have the correct tools to perform this task. These tools can help you reduce manual work and promote safe bearing maintenance. You should also ensure that the shaft and housing are clean and undamaged.
Proper maintenance can prolong bearing service life. Proper lubrication, mounting, inspection, basic condition monitoring, and dismounting can extend their life. Proper maintenance extends their lifespan and improves plant productivity. While bearings are essential for machinery, you should make sure you follow the proper safety procedures every time you work with them. These tips will also help prevent accidents and maintain your machine’s efficiency. Once you’ve followed these guidelines, you can safely inspect your bearings and ensure that they’re operating at their optimum capacity.

China best High Quality Deep Groove Ball Barden 100ss CZPT Bearing   bearing exampleChina best High Quality Deep Groove Ball Barden 100ss CZPT Bearing   bearing example
editor by CX 2023-05-18

China wholesaler Traction Motor Bearings 6017-2RS 6017zz 6017 608 Deep Groove Ball Bearing with Good quality

Product Description

Traction Motor Bearings 6017-2RS 6017ZZ 6017 608 Deep Groove Ball Bearing

Product Description

Deep groove ball bearings (GB/T 276-2003) The original list of radial ball bearings is the most widely used rolling bearing. It is characterized by small frictional resistance and high speed and can be used on parts that bear radial loads or joint loads that act simultaneously in radial and axial directions and can also be used on parts that bear axial loads, such as small-power motors, Automotive and tractor gearboxes, machine tool gearboxes, general machines, tools, etc.

Deep groove ball bearings are the most common type of rolling bearings.
Deep Groove Ball Bearings
Deep groove ball bearings (7 photos)
The basic deep groove ball bearing consists of an outer ring, an inner ring, a set of steel balls, and a set of cages. There are 2 types of deep groove ball bearings: single-row and double-row. The structure of deep groove balls is also divided into 2 types: sealed and open. The open type means that the bearing does not have a sealed structure. seal. The material of the dust-proof sealing cover is stamped steel plate, which simply prevents dust from entering the bearing raceway. The oil-proof type is a contact oil seal, which can effectively prevent the grease in the bearing from overflowing.
The type code of single row deep groove ball bearing is 6, and the code name of double row deep groove ball bearing is 4. Its structure is simple, and easy to use, and it is the most commonly produced and widely used type of bearing.

According to the size of deep groove ball bearings, they can be divided into:

(1) Miniature bearings – bearings with a nominal outer diameter of 26mm or less;
(2) Small bearings – bearings with a nominal outer diameter ranging from 28 to 55mm;
(3) Small and medium-sized bearings – bearings with a nominal outer diameter ranging from 60-115mm;
(4) Medium and large bearings – bearings with a nominal outer diameter ranging from 120-190mm
(5) Large bearings – bearings with a nominal outer diameter ranging from 200-430mm;
(6) Extra-large bearings – bearings with a nominal outer diameter of 440mm or more.

Product Parameters

Product Name

Deep Groove Ball Bearing

Brand

HOTE BEARING

Material

Gcr15

Size

5mm-500mm

Precision Rating

P0 P6 P5 P4 P2

Clearance

C2 C0 C3 C4 C5

Seals Type

Z ZZ 2RS ZNR 2RS1 2RSH 2RSL 2RZ 2Z 2ZNR, Z ZZ 2RS ZNR 2RS1 2RSH 2RSL 2RZ 2Z 2ZNR

      CHROME STEEL*                    Dimensions in mm unless otherwise specified
      Bore      O.D.   Width Open Bearing Shielded Bearing Sealed Bearing       Basic Load Ratings
                    KN
HNS HNS HNS dynamic static
Reference Reference Reference C Co
20 42 12 6004 6004ZZ 6004-2RS 7.22 4.46
47 14 6204 6204ZZ 6204-2RS 12.7 6.5
52 15 6304 6304ZZ 6304-2RS 15.9 7.8
25 47 12 6005 6005ZZ 6005-2RS 10.1 5.85
52 15 6205 6205ZZ 6205-2RS 14 7.8
62 17 6305 6305ZZ 6305-2RS 22.5 11.6
80 21 6405 6405ZZ 6405-2RS 36.1 19.4
30 55 13 6006 6006ZZ 6006-2RS 10.2 6.91
62 16 6206 6206ZZ 6206-2RS 19.5 11.2
72 19 6306 6306ZZ 6306-2RS 28.1 16
90 23 6406 6406ZZ 6406-2RS 43.4 23.9
35 62 14 6007 6007ZZ 6007-2RS 16 10.3
72 17 6207 6207ZZ 6207-2RS 25.5 15.3
80 21 6307 6307ZZ 6307-2RS 33.2 19
100 25 6407 6407ZZ 6407-2RS 55 31
40 68 15 6008 6008ZZ 6008-2RS 13 11.5
80 18 6208 6208ZZ 6208-2RS 29.8 18
90 23 6308 6308ZZ 6308-2RS 39.8 23.3
110 27 6408 6408ZZ 6408-2RS 65.5 37.5
45 75 16 6009 6009ZZ 6009-2RS 21 14.9
85 19 6209 6209ZZ 6209-2RS 32.2 21
100 25 6309 6309ZZ 6309-2RS 51.1 30.5
120 29 6409 6409ZZ 6409-2RS 77.5 45.5
50 80 16 6571 6571ZZ 6571-2RS 22 16.2
90 20 6210 6210ZZ 6210-2RS 34 22.5
110 27 6310 6310ZZ 6310-2RS 59.9 36.9
130 31 6410 6410ZZ 6410-2RS 92.2 55.2
55 90 18 6011 6011ZZ 6011-2RS 30.4 22
100 21 6211 6211ZZ 6211-2RS 43.3 28.1
120 29 6311 6311ZZ 6311-2RS 71.5 44.6
140 33 6411 6411ZZ 6411-2RS 100 62.5
60 95 18 6012 6012ZZ 6012-2RS 30.7 22.7
110 22 6212 6212ZZ 6212-2RS 46.1 31.5
130 31 6312 6312ZZ 6312-2RS 79.4 50.4
150 35 6412 6412ZZ 6412-2RS 109 70
65 100 18 6013 6013ZZ 6013-2RS 32.1 24.9
120 23 6213 6213ZZ 6213-2RS 54.2 39.3
140 33 6313 6313ZZ 6313-2RS 89.5 59.7
160 37 6413 6413ZZ 6413-2RS 118 78.5
70 110 20 6014 6014ZZ 6014-2RS 38.6 30.6
125 24 6214 6214ZZ 6214-2RS 58.9 43.6
150 35 6314 6314ZZ 6314-2RS 101 66
180 42 6414 6414ZZ 6414-2RS 140 99.5
75 115 20 6015 6015ZZ 6015-2RS 31 33.1
130 25 6215 6215ZZ 6215-2RS 64.3 47.5
160 37 6315 6315ZZ 6315-2RS 111 74.2
190 45 6415 6415ZZ 6415-2RS 154 115
80 125 22 6016 6016ZZ 6016-2RS 47.5 39.8
140 26 6216 6216ZZ 6216-2RS 68.1 53.3
170 39 6316 6316ZZ 6316-2RS 120 83.9
200 48 6416 6416ZZ 6416-2RS 163 125
85 130 22 6017 6017ZZ 6017-2RS 50.8 42.8
150 28 6217 6217ZZ 6217-2RS 83.2 64
180 41 6317 6317ZZ 6317-2RS 132 96.5
210 52 6417 6417ZZ 6417-2RS 175 138
90 140 24 6018 6018ZZ 6018-2RS 58 49.8
160 30 6218 6218ZZ 6218-2RS 92.7 71.3
190 43 6318 6318ZZ 6318-2RS 145 108
225 54 6418 6418ZZ 6418-2RS 192 158
95 145 24 6019 6019ZZ 6019-2RS 57.8 50
170 32 6219 6219ZZ 6219-2RS 105 79.1
200 45 6319 6319ZZ 6319-2RS 157 122
100 150 24 6571 6571ZZ 6571-2RS 64.5 56.2
180 34 6220 6220ZZ 6220-2RS 118 88.4
215 47 6320 6320ZZ 6320-2RS 173 140
105 160 26 6571 6571ZZ 6571-2RS 71.8 63.2
190 36 6221 6221ZZ 6221-2RS 126 98.8
225 49 6321 6321ZZ 6321-2RS 173 145
110 170 28 6571 6571ZZ 6571-2RS 81.9 72.9
200 38 6222 6222ZZ 6222-2RS 136 112
240 50 6322 6322ZZ 6322-2RS 193 171
120 180 28 6571 6571ZZ 6571-2RS 88.7 79.7
215 40 6224 6224ZZ 6224-2RS 139 112
260 55 6324 6324ZZ 6324-2RS 217 196
130 200 33 6026 6026ZZ 6026-2RS 105 96.8
230 40 6226 6226ZZ 6226-2RS 148 125
280 58 6326 6326ZZ 6326-2RS 218 205
140 210 33 6571 6571ZZ 6571-2RS 116 108
250 42 6228 6228ZZ 6228-2RS 179 167
300 62 6328 6328ZZ 6328-2RS 275 272
150 225 35 6030 6030ZZ 6030-2RS 132 125
270 45 6230 6230ZZ 6230-2RS 190 183
160 240 38 6032 6032ZZ 6032-2RS 145 138
290 48 6232 6232ZZ 6232-2RS 215 218

Detailed Photos

 

FAQ

Q1:What is your Before-sales Service?
1>. Offer to bear related consultation about technology and application;

2>.Help customers with bearing choice, clearance configuration, products” life, and reliability analysis;

3>. Offer highly cost-effective and complete solution program according to site conditions;

4>. Offer localized program on introduced equipment to save running cost

Q2: What is your After-sales Service?
1>. Offer training about bearing installation and maintenance;

2>.Help customers with trouble diagnosis and failure analysis;

3>. Visit customers regularly and feedback on their rational suggestions and requirements to the company.

Q3: How about your company’s strength?
1>.FREE SAMPLES:
contact us by email or trade manager, we will send the free samples according to your request. 

2>. World-Class Bearing:
We provide our customers with all types of indigenous roller bearings of world-class quality.

3>.OEM or Non-Stand Bearings: 
Any requirement for Non-standard roller bearings is Easily Fulfilled by us due to our vast knowledge and links in the industry. 

4>.Genuine products With Excellent Quality: 
The company has always proved the 100% quality products it provides with genuine intent.

5>. After-Sales Service and Technical Assistance: 
The company provides after-sales service and technical assistance as per the customer’s requirements and needs.

6>.Quick Delivery: 
The company provides just-in-time delivery with its streamlined supply chain.

7>.Cost Saving: 
We provide long-life, shock-resistant, and high-reliability roller bearings with excellent quality and better performance.
Resulting in increased cost savings.

Q4: What will we do if you are not satisfied with the product?
A: If have any abnormal, Please contact us at first time, and we will immediately process

Q5: How long will you respond to our problems?
A: We will respond within 1 hour. 24 hours to solve your problem

Q6: Is optional lubrication provided?
A: We can offer a wide range of oils and greases for a variety of applications. Please contact our engineer for technical
assistance with any special requirements

 

Contact Angle: 15°
Aligning: Non-Aligning Bearing
Separated: Separated
Rows Number: Multiple
Load Direction: Thrust Bearing
Material: Brass
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

bearing

Materials Used in Bearings

If you’re not familiar with the types of bearings, you may be interested in knowing more about the materials used to manufacture them. Here’s a look at what each type of bearing is made of, how it’s used, and how much they cost. To find the right bearing for your application, it’s important to choose a quality lubricant. The materials used in bearings are determined by their type and applications. Choosing the right lubricant will extend its life, and protect your machine’s parts from damage and premature wear.

Materials used in bearings

Bearings are made from a variety of materials. Stainless steel is a common material used for the components of bearings. It has a higher content of chromium and nickel. When exposed to oxygen, chromium reacts with it to form chromium oxide, which provides a passive film. For higher temperatures, teflon and Viton are also used. These materials offer excellent corrosion resistance and are often preferred by manufacturers for their unique properties.
Stainless steel is another material used in bearings. AISI 440C is a high-carbon stainless steel commonly used in rolling-contact bearings. It is widely used in corrosive environments, especially in applications where corrosion resistance is more important than load capacity. It can also be heat-treated and hardened to 60 HRC, but has lower fatigue life than SAE 52100. Stainless steel bearings may carry a 20-40% price premium, but their superior performance is worth the extra money.
Graphite and molybdenum disulfide are two of the most common materials used in bearings. While graphite is a popular material in bearings, it has very poor corrosion resistance and is unsuitable for applications where oil or grease is required. Graphite-based composite materials are another option. They combine the benefits of both graphite and ceramic materials. A variety of proprietary materials have been developed for high-temperature use, such as graphite and MoS2.
Wood bearings have been around for centuries. The oldest ones used wood and Lignum Vitae. These materials were lightweight, but they were incredibly strong and durable. Wood bearings were also lubricated with animal fats. During the 1700s, iron bearings were a popular choice. In 1839, Isaac Babbitt invented an alloy containing hard metal crystals suspended in a softer metal. It is considered a metal matrix composite.

Applications of bearings

Bearings are used in many different industries and systems to help facilitate rotation. The metal surfaces in the bearings support the weight of the load, which drives the rotation of the unit. Not all loads apply the same amount of force to bearings, however. Thrust and radial loads act in distinctly different ways. To better understand the different uses of bearings, let’s examine the various types of bearings. These versatile devices are essential for many industries, from automobiles to ships and from construction to industrial processes.
Cylindrical roller bearings are designed to support heavy loads. Their cylindrical rolling element distributes the load over a larger area. They are not, however, suited to handling thrust loads. Needle bearings, on the other hand, use small diameter cylinders and can fit into tighter spaces. The advantages of these types of bearings are numerous, and many leading producers are now leveraging the Industrial Internet of Things (IIoT) to develop connected smart bearings.
As a power generation industry, bearings play an essential role. From turbines to compressors, from generators to pumps, bearings are essential components of equipment. In addition to bearings, these components help move the equipment, so they can work properly. Typically, these components use ball bearings, although some roller bearings are used as well. In addition to being efficient and durable, these types of bearings also tend to be built to meet stringent internal clearance requirements and cage design requirements.
In addition to bearings for linear motion, bearings can also bear the weight of a rotary part. Depending on the application, they can be designed to minimize friction between moving parts. By constraining relative motion, bearings are used to reduce friction within a given application. The best-designed bearings minimize friction in a given application. If you’re in the market for a new bearing, NRB Industrial Bearings Limited is an excellent source to begin your search.

Types of bearings

bearing
The type of bearings you choose will have a significant impact on the performance of your machinery. Using the right bearings can increase efficiency, accuracy, and service intervals, and even reduce the cost of purchasing and operating machinery. There are several different types of bearings to choose from, including ball bearings and flexure bearings. Some types use a fluid to lubricate their surfaces, while others do not.
Plain bearings are the most common type of bearing, and are used for a variety of applications. Their cylindrical design allows for a relatively smooth movement. Often made of copper or other copper alloy, they have low coefficients of friction and are commonly used in the construction industry. Some types of plain bearings are also available with a gudgeon pin, which connects a piston to a connecting rod in a diesel engine.
Magnetic bearings are the newest type of bearing. They use permanent magnets to create a magnetic field around the shaft without requiring any power. These are difficult to design, and are still in the early stages of development. Electromagnets, on the other hand, require no power but can perform very high-precision positioning. They can be extremely durable and have a long service life. They are also lightweight and easy to repair.
Another type of bearing is needle roller. These are made of thin, long, and slender cylinders that are used in a variety of applications. Their slender size is ideal for a space-constrained application, and their small profile allows them to fit in tight places. These types of bearings are often used in automotive applications, bar stools, and camera panning devices. They have several advantages over ball bearings, including the ability to handle heavy axial loads.

Cost of bearings

A wide range of factors affect the cost of aerospace bearings, including the bearing material and its volatility. Manufacturers typically use high-grade steel for aircraft bearings, which are highly affected by fluctuations in the steel price. Government policies also play a part in the variation in trade price. The implementation of COVID-19 has changed the market dynamics, creating an uncertain outlook for supply and demand of aerospace bearings. New trade norms and transportation restrictions are expected to hamper the growth of this industry.
Demand for aerospace bearings is largely driven by aircraft manufacturers. In North America, aircraft manufacturers must meet extremely high standards of weight, performance, and quality. They also must be lightweight and cost-effective. This has resulted in a rising cost of aerospace bearings. The market for aerospace bearings is expected to grow at the highest CAGR over the next few years, driven by increasing investments in defense and aerospace infrastructure across Asia-Pacific.
Hub assemblies are also expensive. A wheel hub will cost between $400 and $500 for one set of bearings. In addition to this, the speed sensor will be included. The average cost of wheel bearings is between $400 and $500 for one side, including labor. But this price range is much lower if the bearing is a replacement of an entire wheel assembly. It is still worth noting that wheel hub bearings can be purchased separately for a lower price.
Replacement of one or two wheel bearings will depend on the model and year of the vehicle. For a small car, one rear wheel bearing can cost between $190 and $225, whereas two front wheel hubs can cost upwards of $1,000. Labor and parts prices will vary by location, and labor costs may also be covered under some warranty plans. If you decide to have it done yourself, be sure to ask multiple shops for estimates.

Inspection of bearings

bearing
To maintain bearing performance and prevent accidents, periodic inspections are essential. In addition to ensuring reliability, these inspections improve productivity and efficiency. Regular maintenance includes disassembly inspection, replenishment of lubricant and monitoring operation status. Here are some common ways to perform the necessary inspections. Keep reading to learn how to maintain bearings. After disassembly, you must clean the components thoroughly. Ensure that the bearings are free of burrs, debris, and corrosion.
Ultrasound technology is an excellent tool for monitoring slow-speed bearings. Most ultrasound instruments offer wide-ranging sensitivity and frequency tuning. Ultrasound can also be used to monitor bearing sound. Ultra-slow bearings are usually large and greased with high-viscosity lubricant. Crackling sounds indicate deformity. You can also listen for abnormal noise by plugging a vibration analyzer into the machine. Once the machine shows abnormal noise, schedule additional inspections.
Ultrasonic inspection involves using an ultrasound transducer to measure the amplitude of sound from a bearing. It is effective in early warnings of bearing failure and prevents over-lubrication. Ultrasound inspection of bearings is a cost-effective solution for early diagnosis of bearing problems. In addition to being a reliable tool, ultrasonic testing is digital and easy to implement. The following are some of the advantages of ultrasonic bearing inspection.
Dynamic quality evaluation involves the use of a special fixture for measuring bearing deformations under low shaft speed and light radial load. The size of the fixture influences the value of the deformations. A fixture should be sized between the diameter of the sensor and the roller to ensure maximum precision. The outer deformation signal is more sensitive with a larger sensor diameter. A vibration-acceleration sensor is used for the contrast test.

China wholesaler Traction Motor Bearings 6017-2RS 6017zz 6017 608 Deep Groove Ball Bearing   with Good qualityChina wholesaler Traction Motor Bearings 6017-2RS 6017zz 6017 608 Deep Groove Ball Bearing   with Good quality
editor by CX 2023-05-05

China Best Sales 8*19*6 mm Miniature Deep Groove Ball Bearing S698 for Engine Motor wholesaler

Product Description

China supplier RW Bearing Ball bearing 8*19*6 mm Miniature Deep groove ball bearing S698 for engine motor

Deep groove bearing Specification
1.    Bearing Factory more than 20 years
2.    RW bearing
3.    OEM Accepted.
4.ISO9001:2000.     TS16949.
5.    Chrome steel material,Stainless steel.
6.    Production range: 60 series, 62 series, 63 series, 67 series, 68 series, 69 series deep groove ball bearings, and other types of deep groove ball bearings.

material  stainless steel    bearing steel   carton steel
60 series
62 series
63 series
67 series
68 series
69 series

The type of Rongwei bearing radial deep groove bearing window bearing/sliding bearing/roller bearing door bearing, the component materials used will determine the life, reliability and performance of the bearing.  However, there are many factors that affect bearing performance, including the choice of bearing capacity, rolling contact conditions, as well as the cleanliness of the working environment and the dimensional stability of the bearing parts.

The production process in our workshop

About RW Bearing

RWbearing is a brand that represents quality, precision, and innovation in the world of deep groove ball bearings.  Our story began many years ago when a group of engineers and technicians set out to create a new kind of bearing that would exceed the expectations of customers around the world.

At RWbearing, we understand that every customer has unique needs and challenges.  That’s why we have made it our mission to design and manufacture bearings that are tailored to meet these needs, with the highest levels of performance and durability.

Our team of experts has spent countless hours researching and developing new materials, designs, and manufacturing processes to ensure that every RWbearing product is of the highest quality.  We use only the best raw materials and components, and our production facilities are equipped with the latest technology to ensure that every bearing meets our rigorous standards.

But our commitment to quality doesn’t stop there.  We are also dedicated to providing excellent customer service and support, with a team of knowledgeable and experienced professionals ready to assist you with any questions or concerns you may have.

At RWbearing, we believe that our success depends on the success of our customers.  That’s why we are always looking for new ways to innovate and improve, so that we can continue to exceed your expectations and provide you with the best possible solutions for your bearing needs.

So whether you’re looking for high-performance bearings for your industrial machinery, or precision bearings for your automotive or aerospace applications, you can trust RWbearing to deliver the quality, reliability, and innovation you need to succeed.

RWbearing – Quality You Can Count On.

exhibitions of RW Bearing

Which bearings can we supply?

Our advantage is to produce bearings with bearing steel as raw materials, so that the price of bearings may be more expensive, but the quality of products is better. We support customization

FAQ

Q: Are you trading company or manufacturer ?

A: We are factory. Welcome to visit our factory.

Q: How to get price ?

A: Please send inquiry through made-in-china.com directly. Our salesman replys very fast.

Q: Do you provide Free Samples ?

A: Yes, we could offer you free samples, but do not pay the cost of freight.

Q: What’s the MOQ ?

A: The MOQ depends on bearing’s model number and price.Usually the total cost will be $5000 at least.

Q: What’s your Payment Terms ?

A: We highly recommend Trade Assurance order on made-in-china.com. It is safe, convenient, and can make sure the on time delivery.
1 Trade Assurance Order
2 T/T (Bank Wire)
3 Western Union
4 Money Grame
5 Paypal

Q: How long is your lead-time?

A: Generally it is 2 to 4 days if the goods are in stock, or it will be about 6 to 15 days depends on quantity.

 

Contact Angle: 60°
Aligning: Aligning Bearing
Separated: Unseparated
Rows Number: Multiple
Load Direction: Radial Bearing
Material: Stainless Steel
Samples:
US$ 2/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

bearing

Types of Ball Bearings

Modern ball bearing configurations have different materials and geometries to meet the demands of different working environments and applications. There are different types of ball bearings: single row deep groove, double-row deep groove, angular contact ball bearing, thrust, and self-aligning. Let us look at the differences between each type and learn why they are important for various purposes. Listed below are some of the most common types of ball bearings.

Miniature bearings

Although miniature ball bearings are a popular choice for small mechanical components, they are not without their challenges. They must be properly lubricated and stored in clean rooms. A strand of hair could ruin a miniature bearing. Fortunately, manufacturers offer lubrication services and a “Clean Room” for customers to store their miniature bearings safely. Read on to learn more about these small bearings and how they can help you.
The size of a miniature ball bearing can vary significantly, but most types of these devices are available in sizes ranging from.040 inch to one eighth of an inch. Whether you need a small ball bearing for a miniature car or a tiny instrument, a miniature bearing can save space while still offering high performance. Many of these bearings are shielded to prevent dirt from entering and leakage of lubricant. They can be flanged or unflanged, and some miniature ball bearings have extended inner rings that are designed for easy plate mounting.
Miniature ball bearings are commonly made from stainless steel or chrome steel. Both metals have their advantages. Stainless steel is the most popular material for ball bearings, which allows for a high load capacity while being quiet. Because stainless steel is relatively inexpensive, many small instrument bearings are made entirely of stainless steel. The difference in price is minimal, as the amount of steel is relatively small. Stainless steel miniature bearings are the smallest and lightest of all types of miniature ball bearings.

Self-aligning ball bearings

In the simplest terms, self-aligning ball bearings are ball bearings with flex shafts. If you’re looking for a ball bearing with a high degree of precision, you’ll want to choose one with a flex shaft, which means it can adjust to the proper orientation of the bearing’s flex shaft. Ball bearings with flex shafts are also recommended. But, what are these bearings?
Self-aligning ball bearings are made with two rows of balls and a common sphered raceway on the outer ring. As a result, they can accommodate small errors in shaft alignment and mounting. The CZPT brand is especially suitable for high-speed applications requiring greater running accuracy. The self-alignment mechanism is enabled by the fact that the balls are placed in two rows on either side of the sphered raceway in the outer ring. These two rows of balls also promote reduced friction and wear.
Another type of self-aligning ball bearings is a double-row design. They feature a common sphered raceway on the outer ring, a hollow spherical ring, and a cage that rotates relative to it. A self-aligning ball bearing is used in applications where shaft misalignment is a problem, such as conveying equipment. They are also used in simple woodworking machinery and ventilators.

Ceramic ball bearings

Ceramic ball bearings have several advantages over steel or metal bearings. These include increased acceleration capability, reduced friction, improved wear-resistance, and higher speeds. The United States holds the leading position in the global ceramic ball bearings market thanks to a rebounding motor vehicle production and healthy fixed investment environment. In the United States, there are three primary markets for ceramic ball bearings: healthcare, automotive, and aerospace. Here are the main benefits of ceramic ball bearings:
Hybrid ball bearings are also available. Hybrid bearings feature traditional metal rings and silicon nitride (ceramic) balls. Hybrid bearings offer important performance advantages over all-steel bearings, and they are more affordable. However, full ceramic ball bearings have all ceramic parts, and are best suited for machines that require high precision. These types of bearings also resist corrosion and wear.
Compared to steel ball bearings, ceramic balls are lighter than steel. They are also less dense, which means less friction and therefore less heat. Additionally, ceramic balls operate at higher speeds than steel balls, which increases their durability and longevity. But they are still not as strong as steel bearings. And because of their reduced density, they are much cheaper to manufacture. Therefore, they are an excellent choice for many applications. You can expect them to last much longer than steel bearings.

Steel carbon ball bearings

High precision G25 ball bearings are made of the highest grade chrome steel and hot forged from bar stock. Statistical process control and exacting atmospheres help ensure uniform hardness and microstructure. Moreover, these bearings are of the highest quality, with fine surface finish and a tight tolerance. This makes them the most widely used and reliable choice for industrial and automotive applications. However, there are some considerations that should be taken into account before acquiring a steel carbon ball bearing.
Generally, AFBMA grade 200 is the standard hardness specification for this material. AFBMA grade 100 can also be obtained with great difficulty. Despite the high hardness of steel carbon ball bearings, their outer surface is just a thin hardened shell, so a special micro hardness test is needed to evaluate them. In addition to the hardness, steel balls are easily machined and ground. Some manufacturers even offer stainless steel ball bearings and ball sets.
Another factor that makes steel carbon ball bearings so valuable is their precision. They can give precise measurements, which makes them ideal for low and medium-speed applications. Due to their high precision and durability, steel carbon ball bearings can be used in many applications, from conveyor machines to roller skates. However, you should be aware that the material used to produce these bearings is not suitable for applications in which they are exposed to water and gases. Further, they are also noisy and heavy, and must be installed properly in a manufacturing environment.

Stainless steel ball bearings

bearing
Stainless steel ball bearings are made from a high-quality type of stainless steel, 440C, which offers optimal corrosion and abrasion resistance. These bearings are also durable and rust-free, and are suitable for a variety of applications. Among others, stainless steel ball bearings are used in beverage and food processing plants, pharmaceuticals, pulp and paper mills, marine environments, and freezers.
Stainless steel bearings are available in various grades. For example, AISI 440C offers corrosion resistance, while the DD400 is specifically designed for marine applications. Both types of stainless steel are available in different forms, including open, shielded, and sealed. Stainless steel ball bearings can also be custom-made, as BL is known for producing customized bearings. There are also other materials that are available.
AISI type 316 stainless steel balls are ideal for marine applications and food processing. They have excellent resistance to most organic materials and are also used in medical devices and dispenser pumps. They are also strong enough to resist many petroleum products and are widely used in medical equipment and cosmetic applications. In addition, stainless steel balls can be plated to provide an additional layer of protection against chemicals. To understand how they differ, let’s take a look at some common types of stainless steel ball bearings.

Stainless steel

Stainless steel ball bearings can be used in various applications. Besides being corrosion resistant, they also last longer thanks to the Molded-Oil lubrication technology. Stainless steel ball bearings are clean units, which saves time and money in terms of maintenance, replacement, and downtime. But what are the advantages of stainless steel ball bearings? Let us discuss these benefits. Also, we’ll discuss their advantages and disadvantages.
Stainless steel ball bearings offer notable advantages, including corrosion resistance, increased strength, and improved stability under high temperatures. These qualities make them the ideal choice for special circumstances and demanding environments. However, you should be careful when choosing stainless steel bearings. There are several different types of stainless steel. Here’s a brief look at what makes them the best choice. And remember: Stainless steels are also recyclable. In fact, they can be recycled indefinitely.
They’re made from chrome alloy electric furnace steel, which is hardened for optimum service life and strength. They have the highest surface finish and dimensional accuracy. Advanced heat-treating processes increase their strength and anti-cracking abilities. And thanks to their unique materials, they’re corrosion-resistant. As a result, they’re more durable than other types of bearings. And since they’re made with a high-quality steel, you’ll save money in the long run.

Plastic ball bearings

bearing
Plastic ball bearings were developed to meet the specific needs of applications where standard steel bearings would fail. Steel and 440C stainless steel are both susceptible to rusting when exposed to water, making them poor choices for applications involving food processing, swimming pools, and medical equipment. In addition to this, the plastic material is able to dampen vibrations and make the bearing virtually silent. Here’s what makes plastic ball bearings so great for these applications.
Plastic ball bearings are lightweight, corrosion-resistant, and offer a long service life. In addition to their low price, they can be easily cleaned and are incredibly durable. Motion plastics specialist igus has recently expanded its range of xiros polymer grooved ball bearings. These bearings are also FDA-compliant, lubricant-free, electrically insulating, and resistant to both temperature and media.
Plastic bearings are often mounted into other components like wheels, pulleys, and housings. In this way, the inner ring is essentially a profile of the pulley’s profile, and the outer ring is a shaft or fixing clip. The result is seamless integration of the bearing and the surrounding parts, which reduces the overall assembly time and costs. You can also use multiple plastic ball bearings in one application for more options.

China Best Sales 8*19*6 mm Miniature Deep Groove Ball Bearing S698 for Engine Motor   wholesalerChina Best Sales 8*19*6 mm Miniature Deep Groove Ball Bearing S698 for Engine Motor   wholesaler
editor by CX 2023-04-26

China Standard Stock Deep Groove Ball Bearing 6200 6201 6202 6203 6204 6205 6206 6000 6001 6002 6300 6301 6302 Ball Bearing bearing driver

Product Description

Deep groove bearing:

Products name

 Deep groove bearing 

Brand name

 HXHV or OEM

Series

 6206

Material

 Stainless steel or Gcr15

Quality

standard

 ISO9001, ABEC-1(Z1V1)

Service

 Original service

Tolerance

Grades

 ABEC-1 (P0), ABEC-3 (P6),ABEC-5(P5)

Noise Level

 EMQ V1 Z2, EMQ V2 Z3, EMQ V3 Z4, EMQ V4

Sealing/Shield

 Open, Z, ZZ,RS, 2RS,RZ,2RZ

Product

Advantage

 A: HYIB bearing moves very Fast & Quiet, with very smooth hand feeling B:High precision,

 long life, low noise
 C:high-end technology

 D:good aftersales service

Package

A: tube package+outer carton+pallets

B: single box+outer carton+pallet

C: tube package+middle box+outer carton+pallets

D: According to your’s requirement

Application

Fan,Bike,Auto,Textile machine, Pump,Agricultural machinery,Machine tool…

 

other range

1) 6000 series:

604.605.606.607.608.609.6000.6001.6002.6003.6004.6005.6006.6007.6008.6009.6571.6011.6012

2) 6200 series:

624.625.626.627.628.629.6200.6201.6202.6203.6204.6205.6206.6207.6208.6209.6210.6211.6212

3) 6300 series:

634.635.636.637.638.639.6300.6301.6302.6303.6304.6305.6306.6307.6308.6309.6310.6311.6312

4) 6400 series:

6403.6404.6405.6406.6407.6408.6409.6410.6411.6412.6413.6414.6415.6416.6417.6418.6419.6420

5) 6700 series:

673.674.675.676.677.678.679.6700.6701.6702.6703.6704.6705

6) 6800 series:

685.686.687.688.689.6800.6801.6802.6803.6804.6805.6806.6807.6808.6809.6810.6811.6812

7) 6900 series:

695.696.697.698.699.6900.6901.6902.6903.6904.6905.6906.6907.6908.6909.6910.6911.6912

8)16000 series:

16001.16002.16003.16004.16005.16006.16007.16008.16009.16571.16011.16012.16013.16014.1

FAQ
 

1.Q: Can you provide free sample?
    Yes, we can offer you free sample when we have them in stock and you just need to pay the shipping fee.

2.Q: What’s the terms of payment?
    T/T, Trade Assurance order on Alibaba, Western Union or Cash.

3.Q: What the certification do you have?
    ISO 9001,IATF 16949,ROHS,SGS,BV.

4.Q: What is the lead time?
    Balls in stock could be delivered within 3-5 days once confirmed the order.

    For mass order or customized products, it takes about 20-30 days.

5.Q: What’s your advantage? Why we choose you?

   1) More than 30 years balls manufacture experience.
   2) Great production capacity Sustainable Supply. According to customer requirements. We support the customized products including package.
   3) Large stock and wide size range.

 

Contact Angle: 45°
Aligning: Aligning Bearing
Separated: Separated
Rows Number: Double
Load Direction: Radial Bearing
Material: Chrome Steel
Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

bushing

Advantages and disadvantages of different types of bushings

Bushings are a simple but essential part of machinery with sliding or rotating shaft assemblies. This type of bearing is used in a wide variety of industries because its high load-carrying capacity and excellent anti-friction properties make it a necessity for construction, mining, hydropower, transportation and agricultural machinery. In addition to these applications, bushings also play a vital role in material handling and food processing. This article explores the various types of bushings available.

air casing

The air bushing forms a frictionless cylinder that applies the load to the rotating object. Bushings are used to measure torque and provide self-centering force in applications where linear motion is critical. The following are load equations that can be used to select the appropriate air sleeve for your application. To learn more about these air sleeves, read on. This article discusses the benefits and uses of air bushings in linear motion.
Bushings have many advantages over bearings. They are not prone to wear and corrosion. Unlike bearings, they can easily bypass conversion and inspection periods. Their high-quality design guarantees reliable machine performance, yet they are inexpensive and easy to replace. In many industries, air compressors are essential for sports. The air bushing eliminates friction, allowing the compressor to work more efficiently. They can also help eliminate the need for frictionless bearings and improve the overall efficiency of the machine.
Another type of air bearing is the cylindrical bushing. These are used for linear and aerostatic motion. Their low friction properties allow them to support radial loads without wearing out or damaging components. They are usually used for normal sized shafts. Air bushings have several components that can be used with other types of air bearings. Cylindrical air bearings have four o-ring grooves that allow them to be inserted into the structure. They are often used with other types of air bearings for smoother motion.

rubber bushing

If you’re looking to buy a new suspension system, you may be wondering if rubber or polyurethane is the right choice. Rubber is less expensive, but not without its drawbacks. Polyurethane is more durable and offers better handling and suspension. Rubber bushings also reduce road feel, while polyurethane isolates the driver from the road. Both materials will help you improve handling and alignment, but each has advantages and disadvantages.
Typically, rubber bushings are cylindrical components with metal inner and outer surfaces. These metals can be stainless steel, mild steel or aluminum. They are usually stress relieved and prestressed for maximum durability. They are designed to meet the exact specifications of a specific application. For example, shock-absorbing rubber bushings are cushioning pads made of polyurethane that absorb road bumps and noise.
Unlike polyurethane, rubber suspension bushings have a shorter lifespan than polyurethane. This is because rubber is more susceptible to damage from UV rays, road chemicals and oils. The rubber also stretches and warps due to the pressure of the road. The rubber bushing also squeaks, which can be cause for concern. But if the noise persists for a long time, it may be a sign that your vehicle needs a new suspension system.
The main reason why cars use rubber bushings is for shock absorption. During machine use, vibration and noise caused by the movement of parts can cause serious damage. To prevent this, rubber bushings act as shock absorbers and damping agents. Rubber bushings are an excellent choice for automakers, but they are also used in a variety of industrial settings.
bushing

Polyurethane bushing

If you want to make your vehicle handle better, polyurethane bushings may be the answer. They come in different shapes and sizes and can improve a wide range of areas. This article will explore the advantages and disadvantages of polyurethane bushings and their potential place in your car. However, before you decide to upgrade your suspension, you should understand the various advantages and disadvantages of polyurethane bushings.
The main difference between a polyurethane bushing and a rubber bushing is how the bushing rides on the suspension arm. Polyurethane bushings do not have faces that slide against each other like rubber bushings. This means they allow for more rotation and flexion, as well as consistent alignment of the control arms. Polyurethane bushings require lubrication, but only need to be lubricated every five years, much longer than equivalent rubber bushings.
Another difference between polyurethane and rubber bushings is hardness. The former has the least elasticity and is generally the most suitable for street use. While rubber bushings provide the best NVH quality, they are also notorious for changing suspension geometry. Rubber is known to be an excellent choice for street use, but polyurethane has a lifespan that far outlasts rubber.

bronze bushing

There are two main types of bronze bushings, sintered and cast. The latter require additional lubrication and are typically used in applications where powder metal products cannot be secured. The former is cheaper than the latter, but the process is more expensive. Bronze bushings can be used in environments where the material will be exposed to high temperature and vibration. For these reasons, the production process is relatively slow and expensive.
The strength of bronze is the main reason why they are so popular. Brass is a softer metal that deforms and corrodes easily. The bronze casing can withstand continuous immersion in water and can last for hundreds of years with little or no maintenance. However, it is important to note that this metal is not resistant to aggressive chemicals and requires regular maintenance to keep it in good condition.
Bronze bushings offer many advantages, including durability and aesthetics. Bronze bushings are available in a variety of sizes and can be ordered in imperial and metric sizes. They can be built to your specifications and are very durable. You can even custom order them if you want. And because they can be customized, they are an excellent choice for high-end applications. The quality of the bronze bushings is second to none.

Plastic bushing

Engineered composite plastic bushings have been shown to last longer than bronze bushings and have also been found to reduce maintenance costs by up to 40%. Plastic bushings have become the first choice for thousands of applications, including medical equipment, food processing machinery, pumps, and more. Bronze bushings are oil-impregnated, but their performance is limited by their inherent weaknesses: oil-impregnated bronze tends to develop high levels of capillary action and requires rotational motion to maintain an intact oil film. Low speed and intermittent use of bronze bushings can also hinder the ability of the lubricant to provide adequate lubrication.
Advantages of plastic bushings over metal include low friction, non-reactive surfaces, and long life. CZPT offers a variety of engineering plastics that outperform traditional metals in a range of applications. For example, nylon bushings resist wear while requiring little lubrication. In addition, polymer-shaped plastics are lightweight and highly resistant to aggressive cleaning agents and chemicals.
Besides being less expensive than metal bushings, plastic bushings offer many other advantages. They are very durable, have a low coefficient of friction, and are more wear-resistant than metal. Unlike metal, plastic bushings do not require lubrication and do not absorb dust and oil like metal bushings. They are lightweight, easy to maintain and last longer. This makes them an excellent choice for many applications.
bushing

Sleeve bearing

Sleeve bearings are simple pipes with matching components. They facilitate linear motion by absorbing friction and vibration. They can withstand heavy loads and work at high temperatures for long periods of time. Flange bearings are similar to sleeve bearings, but are enclosed and rotated in a housing unit. Sleeve bearings have higher load-carrying capacity and resistance to shock loads. Furthermore, they are lightweight and low cost.
Another name for sleeve bearings is babbitt radial bearings. These bearings are usually made of bronze and have straight inner and outer diameters. They are also impregnated with oil and can withstand radial loads. Typical uses for sleeve bearings are agriculture, automotive and machine tools. Sleeves can also be solid or cored material, depending on the intended use.
The type of sleeve bearing used in the bushing is important in determining which type of bushing to buy. Sleeve bearings are sized based on pressure and speed considerations. Typically, the PV limit is an upper bound on the combined pressure and velocity for a given casing material. In some cases, the sleeve bearing used in the bushing is the same as the plain bearing.
Sleeve bearings are simple in design and made from a variety of materials, including bronze and plastic. They are more affordable than metal, but plastic is still not inaudible. Plastic sleeve bearings will rattle like metal bearings if the gap between the two bushings is not accurate. Additionally, high temperature electronic painting can permanently thin the casing. The stainless steel backing provides a good surface for electronic painting and enhances abrasion resistance.

China Standard Stock Deep Groove Ball Bearing 6200 6201 6202 6203 6204 6205 6206 6000 6001 6002 6300 6301 6302 Ball Bearing   bearing driverChina Standard Stock Deep Groove Ball Bearing 6200 6201 6202 6203 6204 6205 6206 6000 6001 6002 6300 6301 6302 Ball Bearing   bearing driver
editor by CX 2023-04-21