China wholesaler Needle Roller Bearing Cylindrical Roller Bearing Tapered Roller Bearing Track Roller Bearing IATF16949 Auto Bearing 23224 22324 23024 24024 23124 22220 with Hot selling

Product Description

Product Description


Packaging & Shipping


Company Profile


Our Advantages




Basic Info. 

Model NO.  22217 22316 22315  22330  22322 Separated Separated
MOQ 1PCS Quality Guaranteed
Mainly Market America Europe Asia Africa Serive OEM
Stock Rich Stocks Feature High Precision, Small Torque, Low Noise
Transport Package Industrial Packing or as Per Requirement Specification  22217 22316 22315  22330
Trademark FOS Bearing or OEM Origin YANDIAN, ZheJiang
HS Code 8482200000 Production Capacity 7000PCS/Month

Product Decription

The outer spherical ball bearing is actually a variant of the deep groove ball bearing. Its characteristic is that its outer ring outer diameter surface is a spherical surface, which can be fitted into the corresponding concave spherical surface of the bearing seat to play the role of centering. The outer spherical bearing is mainly used to bear the combined radial and axial load based on the radial load, and it is generally not suitable to bear the axial load alone.
Product  Series
More series of Roller bearing
2 series Roller bearing


Bearing No. Dimensions(mm) Weight
  d D T KG
21306CA/C3W33 30 72 19 0.412
21307CA/C3W33 35 80 21 0.542
21308CA/C3W33 40 90 23 0.743
21309CA/C3W33 45 100 25 1
21310CA/C3W33 50 110 27 1.3
21311CA/C3W33 55 120 29 1.65
21312CA/C3W33 60 130 31 2.08
21313CA/C3W33 65 140 33 2.57
21314CA/C3W33 70 150 35 3.11
21315CA/C3W33 75 160 37 3.76
21316CA/C3W33 80 170 39 4.47
21322CA/C3W33 110 240 50 11.8
23571CA/C3W33 120 180 46 3.98
23026CA/C3W33 130 200 52 5.85
23571CA/C3W33 140 210 53 6.31
23030CA/C3W33 150 225 56 7.74
23032CA/C3W33 160 240 60 9.43
23034CA/C3W33 170 260 67 12.8
23036CA/C3W33 180 280 74 16.9
23038CA/C3W33 190 290 75 17.7
23040CA/C3W33 200 310 82 22.7
23044CA/C3W33 220 340 90 29.7
23048CA/C3W33 240 360 92 32.4
24571CA/C3W33 120 180 60 5.05
24026CA/C3W33 130 200 69 7.55
24571CA/C3W33 140 210 69 8.01
24030CA/C3W33 150 225 75 10.1
24032CA/C3W33 160 240 80 12.2
24034CA/C3W33 170 260 90 16.7
24036CA/C3W33 180 280 100 22.1
24038CA/C3W33 190 290 100 23
24040CA/C3W33 200 310 109 29.3
24044CA/C3W33 220 340 118 38.1
24048CA/C3W33 240 360 118 40.8
Bearing No. Dimensions(mm)     Weight
  d D T kg
22208CA/C3W33 40 80 23 0.54
22209CA/C3W33 45 85 23 0.58
22210CA/C3W33 50 90 23 0.62
22211CA/C3W33 55 100 25 0.84
22212CA/C3W33 60 110 28 1.2
22213CA/C3W33 65 120 31 1.6
22214CA/C3W33 70 125 31 1.7
22215CA/C3W33 75 130 31 1.8
22216CA/C3W33 80 140 33 2.2
22217CA/C3W33 85 150 36 2.7
22218CA/C3W33 90 160 40 3.28
22219CA/C3W33 95 170 43 4.1
22220CA/C3W33 100 180 46 5
22222CA/C3W33 110 200 53 7.2
22224CA/C3W33 120 215 58 8.9
22226CA/C3W33 130 230 64 11.2
22228CA/C3W33 140 250 68 14.5
22230CA/C3W33 150 270 73 18.6
22308CA/C3W33 40 90 33 1
22309CA/C3W33 45 100 36 1.38
22310CA/C3W33 50 110 40 1.85
22311CA/C3W33 55 120 43 2.35
22312CA/C3W33 60 130 46 2.95
22313CA/C3W33 65 140 48 3.55
22314CA/C3W33 70 150 51 4.4
22315CA/C3W33 75 160 55 5.25
22316CA/C3W33 80 170 58 6.39
22317CA/C3W33 85 180 60 7.25
22318CA/C3W33 90 190 64 8.6
22319CA/C3W33 95 200 67 10.1
22320CA/C3W33 100 215 73 13.4
22322CA/C3W33 110 240 80 18
22324CA/C3W33 120 260 86 22
22326CA/C3W33 130 280 93 28.5

New Item Old Item Structure Specifications(dxDxT)mm Weight/kg
22207 3507 MB/CA/CC/EK/CK/CMW33 35x72x23 0.43
22208 3508 MB/CA/CC/E/K/CK/CMW33 40X80X23 0.55
22209 3509 MB/CA/CC/E/K/CK/CMW33 45X85X23 0.59
22210 3510 MB/CA/CC/E/K/CK/CMW33 50X90X23 0.64
22211 3511 MB/CA/CC/E/K/CK/CMW33 55X100X25 0.88
22212 3512 MB/CA/CC/E/K/CK/CMW33 60X110X28 1.19
22213 3513 MB/CA/CC/E/K/CK/CMW33 65X120X31 1.6
22214 3514 MB/CA/CC/E/K/CK/CMW33 70X125X31 1.68
22215 3515 MB/CA/CC/E/K/CK/CMW33 75X130X31 1.75
22216 3516 MB/CA/CC/E/K/CK/CMW33 80X140X33 2.12
22217 3517 MB/CA/CC/E/K/CK/CMW33 85X150X36 2.79
22218 3518 MB/CA/CC/E/K/CK/CMW33 90X160X40 3.78
22219 3519 MB/CA/CC/E/K/CK/CMW33 95X170X43 4.31
22220 3520 MB/CA/CC/E/K/CK/CMW33 100X180X46 5.06
22222 3522 MB/CA/CC/E/K/CK/CMW33 110X200X53 7.4
22224 3524 MB/CA/CC/E/K/CK/CMW33 120X215X58 9.267
22226 3526 MB/CA/CC/E/K/CK/CMW33 130X230X64 11.5
22228 3528 MB/CA/CC/E/K/CK/CMW33 140X250X68 14.5
22230 3530 MB/CA/CC/E/K/CK/CMW33 150X270X73 18.4
22232 3532 MB/CA/CC/E/K/CK/CMW33 160X260X80 22.3
22234 3534 MB/CA/CC/E/K/CK/CMW33 170X310X86 28.7
22236 3536 MB/CA/CC/E/K/CK/CMW33 180X320X86 30.5
22238 3538 MB/CA/CC/E/K/CK/CMW33 190X320X92 35.55
22240 3540 MB/CA/CC/E/K/CK/CMW33 200X360X98 44.7
22244 3544 MB/CA/CC/E/K/CK/CMW33 220X400X108 63
22248 3548 MB/CA/CC/E/K/CK/CMW33 240X440X120 83.2
22252 3552 MB/CA/CC/E/K/CK/CMW33 260X480X130 105
22256 3556 MB/CA/CC/E/K/CK/CMW33 280X500X130 126
22260 3560 MB/CA/CC/E/K/CK/CMW33 300X540X140 143
22306 3606 MB/CA/CC/E/K/CK/CMW33 30x70x22 0.37
22307 3607 MB/CA/CC/E/K/CK/CMW33 35x80x31 0.75
22308 3608 MB/CA/CC/E/K/CK/CMW33 40x90x33 1.07
22309 3609 MB/CA/CC/E/K/CK/CMW33 45x90x33 1.4
22310 3610 MB/CA/CC/E/K/CK/CMW33 50x110x40 1.83
22311 3611 MB/CA/CC/E/K/CK/CMW33 55x120x43 2.4
22312 3612 MB/CA/CC/E/K/CK/CMW33 60x130x46 2.88
22313 3613 MB/CA/CC/E/K/CK/CMW33 65x140x48 3.52
22314 3614 MB/CA/CC/E/K/CK/CMW33 70x150x51 4.21
22315 3615 MB/CA/CC/E/K/CK/CMW33 75x160x55 5.47
22316 3616 MB/CA/CC/E/K/CK/CMW33 80x170x58 6.19
22317 3617 MB/CA/CC/E/K/CK/CMW33 85x180x60 7.5
22318 3618 MB/CA/CC/E/K/CK/CMW33 90x190x64 8.96
22319 3619 MB/CA/CC/E/K/CK/CMW33 95x200x67 9.93
22320 3620 MB/CA/CC/E/K/CK/CMW33 100x215x73 13
22322 3622 MB/CA/CC/E/K/CK/CMW33 110x240x80 17.95
22324 3624 MB/CA/CC/E/K/CK/CMW33 120x246x80 22.4
22326 3626 MB/CA/CC/E/K/CK/CMW33 130x280x93 28.2
22328 3628 MB/CA/CC/E/K/CK/CMW33 140x300x102 35.12
22330 3630 MB/CA/CC/E/K/CK/CMW33 150x320x108 43.7
22332 3632 MB/CA/CC/E/K/CK/CMW33 160x340x114 52.2
22334 3634 MB/CA/CC/E/K/CK/CMW33 170x360x120 60.7

Production Process
Production Process

Our Advantage

Package and shipment

Company Profile

HangZhou Siruibo Bearing Technology Co., Ltd. is a company mainly engaged in manufacturing and selling outer spherical bearings. The registered capital is Five million.

Since its establishment 20 years ago, the company is committed to Mounted Bearing Unit (maintenance-free bearings, engraving machine bearings, holding machine shaft Bearing, no-tillage machine bearing, fan bearing, high temperature bearing, zinc alloy bearing, food grade bearing unit) research and development. With the most complete varieties and best advanced manufacturing technology in production of Mounted Bearing Unit, to be a reliable enterprises, we welcome your cooperation.  Currently, our company produce 10 series of more than 260 varieties of outer spherical bearings and 13 different structural categories of outer spherical bearing special seats, all adopted  International standard design and manufacturing. Registered trademark “FOS” .

Through the efforts and unremitting pursuit of all employees of the company, all products accepted by international standards. Over the years of Expansion and technical transformation, we developed into a Mounted Bearing Unit with large scale of professional manufacturers, for the bearing industry in China, has made a contribution to the development of Bearing.

HangZhou Siruibo Bearing Technology Co., Ltd. has a production capacity of 1 million sets/year, with an annual output value of 30 million yuan. We produce 30 varieties monthly , with 45-60 days lead time.

The company has a perfect material and product quality inspection equipment, according to the strict scientific Quality assurance system,  to prove satisfactory to our customers.  Our products widely used in agricultural Industry machinery, textile machinery and light industry, chemical industry, metallurgy, printing, food, transportation, coal, packaging and other industries and the introduction of machinery .Our products have exported to Europe, America and many countries and regions in South east Asia.


About us:
We are 1 manufactuer of bearing for more than 20 years.
Give us a chance, we will cooperate with our passion.
Our professional, reliable, experienced  products and service can meet your request.
Why choose us? 

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. 

The customized LOGO or drawing is acceptable for us. 

1. MOQ: 10 PCS mix different standard bearings. 
2. MOQ: 3000 PCS customized your brand bearings. 

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. 

Please visit our bearings website, we strongly encourge that you can communicate with us through email, thanks! 
We have all kinds of bearings, just tell me your item number and quantity, best price will be offered to you soon
The material of the bearings, precision rating, seals type, OEM service, etc, all of them we can make according to your requirement. 
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Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Large (200-430mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing
US$ 1/Piece
1 Piece(Min.Order)

Request Sample



Customized Request

track bearing

What are the considerations for selecting the right track bearings for a particular application?

Selecting the right track bearings for a particular application requires careful consideration of various factors to ensure optimal performance, reliability, and longevity. Here are the key considerations to keep in mind:

  • Load Requirements: Assess the expected load conditions in the application. Consider both the static and dynamic loads that the track bearings will need to support. Determine the maximum load capacity required to ensure that the selected bearings can handle the anticipated loads without premature failure or excessive wear.
  • Speed and Acceleration: Evaluate the speed and acceleration requirements of the application. Higher speeds and rapid accelerations can impose additional stresses on the track bearings. Choose bearings with suitable speed and acceleration ratings to ensure they can operate effectively within the desired range without compromising performance or causing premature wear.
  • Environmental Factors: Consider the operating environment of the application. Evaluate factors such as temperature extremes, moisture, dust, chemicals, and potential exposure to corrosive substances. Select track bearings that are designed to withstand the specific environmental conditions to ensure optimal performance and longevity.
  • Track and Rail Compatibility: Assess the compatibility of the track bearings with the existing track or rail system. Consider factors such as track geometry, dimensional requirements, and mounting options. Ensure that the selected bearings are suitable for the specific track or rail design to facilitate proper installation, alignment, and smooth operation.
  • Maintenance and Lubrication: Evaluate the maintenance and lubrication requirements of the track bearings. Consider factors such as the need for regular maintenance, lubrication intervals, and the availability of suitable lubricants. Choose bearings that align with the desired maintenance practices and provide appropriate lubrication options based on the application’s operational demands.
  • Expected Lifespan and Reliability: Determine the desired lifespan and reliability expectations for the track bearings. Consider factors such as the projected operating hours, duty cycles, and the criticality of the application. Select bearings from reputable manufacturers known for producing high-quality, reliable products that align with the expected lifespan and reliability requirements.
  • Cost Considerations: Evaluate the cost-effectiveness of the track bearings. Consider the initial purchase cost as well as the long-term costs associated with maintenance, replacement, and potential downtime. Strive for a balance between the upfront investment and the overall value provided by the bearings in terms of performance, reliability, and longevity.

It is essential to consult with bearing manufacturers or industry experts who can provide guidance and recommendations based on the specific application requirements. By considering these factors and seeking expert advice, you can select the right track bearings that best meet the needs of your particular application.

track bearing

What innovations or advancements have been made in track bearing technology?

Track bearing technology has seen several innovations and advancements over the years, driven by the need for improved performance, increased reliability, and enhanced functionality. Here are some notable innovations in track bearing technology:

  • Advanced Materials: The development of new materials has significantly improved the performance and longevity of track bearings. Materials such as ceramic, hybrid ceramics, and high-performance steels offer enhanced strength, corrosion resistance, and temperature stability, making them suitable for demanding applications.
  • Improved Sealing Solutions: Sealing technology has advanced to provide better protection against contaminants, moisture, and other environmental factors. Innovative seal designs and materials, including labyrinth seals, triple lip seals, and specialized coatings, help keep track bearings clean and extend their service life.
  • Enhanced Lubrication: Lubrication plays a crucial role in the performance and lifespan of track bearings. Advancements in lubrication technology, such as the development of high-performance greases and solid lubricants, have improved the efficiency, reliability, and maintenance requirements of track bearings.
  • Integrated Sensor Systems: Track bearings can now incorporate integrated sensor systems to monitor various parameters such as temperature, vibration, and load. These sensors provide real-time data on bearing health and performance, enabling predictive maintenance strategies and early detection of potential issues.
  • Smart Bearing Technology: Smart bearing technology combines sensor systems with advanced data analytics and connectivity capabilities. These bearings can communicate wirelessly with monitoring systems, enabling remote monitoring, condition-based maintenance, and optimization of operational parameters for improved performance and efficiency.
  • Design Optimization: Computer-aided design (CAD) and finite element analysis (FEA) tools have revolutionized the design process for track bearings. These tools allow for precise modeling, simulation, and optimization of bearing geometries, materials, and load capacities, resulting in improved performance, reduced weight, and enhanced reliability.
  • Application-Specific Customization: With advancements in manufacturing processes, track bearings can now be customized to meet the specific requirements of different applications. Manufacturers can tailor bearing designs, materials, and coatings to optimize performance, reliability, and compatibility with unique operating conditions.

These innovations and advancements in track bearing technology have collectively contributed to improved performance, extended service life, and enhanced functionality in a wide range of industries and applications. They continue to drive progress in the field, enabling track bearings to meet the evolving demands of modern industrial systems.

track bearing

What are the components of a track bearing assembly and their functions?

A track bearing assembly consists of several components that work together to facilitate smooth and controlled motion along a track or guide rail. Let’s explore the components of a typical track bearing assembly and their functions:

  • Outer Ring: The outer ring is the outermost component of a track bearing assembly. It provides structural support and houses the rolling elements. The outer ring is designed with a track or guide surface that interfaces with the track or rail, allowing the bearing to move along the desired path.
  • Inner Ring: The inner ring is located inside the outer ring and provides a mounting surface for the bearing assembly. It may have a stud or shaft for attaching the bearing to the application. The inner ring helps in aligning and positioning the bearing assembly.
  • Rolling Elements: The rolling elements are the components that enable smooth rolling motion between the inner and outer rings. In track bearings, the rolling elements are typically in the form of rollers or needles. They are designed to minimize friction and distribute the load evenly along the track surface.
  • Cage: The cage, also known as a retainer, is a component that holds the rolling elements in position and maintains proper spacing between them. The cage prevents the rolling elements from contacting each other, reducing friction and wear. It also helps in guiding the rolling elements during operation.
  • Seals or Shields: Track bearings often incorporate seals or shields to protect the internal components from contaminants such as dirt, dust, and moisture. Seals provide a physical barrier between the bearing and the external environment, while shields offer partial protection while allowing some lubrication to reach the rolling elements.
  • Lubrication: Proper lubrication is crucial for the smooth operation and longevity of track bearings. Lubrication reduces friction, dissipates heat, and prevents wear between the rolling elements and raceways. Lubricants can be applied through grease fittings or oil ports, ensuring that the rolling elements roll smoothly along the track surface.
  • Mounting Hardware: Depending on the specific design and application requirements, track bearing assemblies may include mounting hardware such as studs, bolts, or fasteners. These components are used to securely attach the bearing assembly to the application, ensuring proper alignment and stability.

By combining these components, a track bearing assembly provides reliable and controlled motion along a track or guide rail. The outer and inner rings, along with the rolling elements and cage, enable smooth rolling motion, while seals or shields protect the internal components from contaminants. Proper lubrication and mounting hardware ensure optimal performance and longevity of the track bearing assembly.

China wholesaler Needle Roller Bearing Cylindrical Roller Bearing Tapered Roller Bearing Track Roller Bearing IATF16949 Auto Bearing 23224 22324 23024 24024 23124 22220   with Hot sellingChina wholesaler Needle Roller Bearing Cylindrical Roller Bearing Tapered Roller Bearing Track Roller Bearing IATF16949 Auto Bearing 23224 22324 23024 24024 23124 22220   with Hot selling
editor by CX 2024-03-27

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