Product Description
Spherical roller bearing distributor 22206 22211 22212 22215 22314 22322 22334 23236K
23236 E cc/w33 c3 cage self-aligning rolling bearing for CZPT CZPT Koyo
Spherical roller bearings have 2 rows of rollers, which mainly bear radial load, but can also bear axial load in any direction.
With high radial load capacity, it is especially suitable for working under heavy load or vibration load, but it cannot bear pure axial load.
The outer ring raceway of this type of bearing is spherical, so its alignment performance is good, and it can compensate the coaxiality
error. Main applications: papermaking machinery, reduction gears, railway vehicle axles, rolling mill gearbox bearing seats, rolling mill
rolls, crushers, vibrating screens, printing machinery, woodworking machinery, various industrial reducers, vertical self-aligning bearings .
Our Bearing Advantage:
1.Free Sample bearing
2.ISO Standard
3.Bearing Small order accepted
4.In Stock bearing
5.OEM bearing service
6.Professional:16 years manufacture bearing
7.Customized bearing, Customer’s bearing drawing or samples accepted
8.Competitive price bearing
9.TT Payment or Western Union or Trade Assurance Order
| Product Name | Spherical roller bearing |
| Brand Name | TIMKEN CZPT Koyo |
| Seals Type | OPEN |
| Material | Chrome Steel ,Stainless steel,Ceramic,Nylon |
| Clearance | C0,C2,C3,C4,C5 |
| Precision Grade | P0,P6,P5,P4,P2(ABEC1, ABEC3, ABEC5, ABEC7, ABEC9) |
| Greese | SRL ,PS2, Alvania R12 ,etc |
| Number of Row | Single Row |
| Certifications | ISO 9001 |
| Package | Box,Carton,Wooden Box,Plastic Tube or Per buyers requirement . |
| MOQ | 1PCS |
| Serice | OEM |
| Sample | Available |
| Payment Term | TT or L/C or Western Union |
| Port | HangZhou/HangZhou/ZheJiang |
Spherical roller bearing modles
21304,21304CC/W33,21305,21305CC/W33,21306,21306CC/W33,21307,21307CC/W33,21308CC W33
21308, 21308C,21308E,21308K, 21308CC,21308CC/W33,21308KW33C3, 21308W33C3, 21308CC W33
21309, 21309C,21309E,21309K, 21309CC,21309CC/W33,21309KW33C3, 21309W33C3, 21309CC W33
21310, 21310C,21310E,21310K, 21310CC,21310CC/W33,21310KW33C3, 21310W33C3,213571CC W33
21311, 21311C,21311E,21311K, 21311CC,21311CC/W33, 21311KW33C3, 21311W33C3, 21311CC W33
21312, 21312C,21312E,21312K, 21312CC,21312CC/W33, 21312KW33C3, 21312W33C3, 21312CC W33
21313, 21313C,21313E,21313K, 21313CC,21313CC/W33, 21313KW33C3, 21313W33C3, 21313CC W33
21314, 21314C,21314E,21314K, 21314CC,21314CC/W33,21314KW33C3, 21314W33C3, 21314CC W33
21315, 21315C,21315E,21315K, 21315CC,21315CC/W33, 21315KW33C3, 21315W33C3, 21315CC W33
21316, 21316C,21316E,21316K, 21316CC,21316CC/W33, 21316KW33C3, 21316W33C3, 21316CC W33
21317, 21317C,21317E,21317K, 21317CC,21317CC/W33, 21317KW33C3, 21317W33C3, 21317CC W33
21318, 21318C,21318E,21318K, 21318CC,21318CC/W33,21318KW33C3, 21318W33C3, 21318CC W33
21319, 21319C,21319E,21319K, 21319CC,21319CC/W33,21319KW33C3, 21319W33C3, 21319CC W33
21320, 21320C,21320E,21320K, 21320CC,21320CC/W33,21320KW33C3, 21320W33C3, 21320CC W33
21321, 21321C,21321E,21321K, 21321CC,21321CC/W33,21321KW33C3, 21321W33C3, 21321CC W33
21322, 21322C,21322E,21322K, 21322CC,21322CC/W33,21322KW33C3, 21322W33C3, 21322CC W33
22205, 22205C,22205E,22205K, 22205CC,22205CC/W33,22205KW33C3, 22205W33C3, 22205CC W33
22206, 22206C,22206E,22206K, 22206CC,22206CC/W33,22206KW33C3, 22206W33C3, 22206CC W33
22207, 22207C,22207E,22207K, 22207CC,22207CC/W33, 22207KW33C3,22207W33C3, 22207CC W33
22208, 22208C,22208E,22208K, 22208CC,22208CC/W33, 22208KW33C3, 22208W33C3,22208CC W33
22209, 22209C,22209E,22209K, 22209CC,22209CC/W33, 22209KW33C3, 22209W33C3, 22209CC W33
22210, 22210C,22210E,22210K, 22210CC,22210CC/W33,22210KW33C3, 22210W33C3, 22210CC W33
22211, 22211C,22211E,22211K, 22211CC,22211CC/W33, 22211KW33C3,22211W33C3, 22211CC W33
22212, 22212C,22212E,22212K, 22212CC,22212CC/W33, 22212KW33C3, 22212W33C3, 22212CC W33
22213, 22213C,22213E,22213K, 22213CC,22213CC/W33, 22213KW33C3, 22213W33C3, 22213CC W33
22214, 22214C,22214E,22214K, 22214CC,22214CC/W33, 22214KW33C3,22214W33C3, 22214CC W33
22215, 22215C,22215E,22215K, 22215CC,22215CC/W33, 22215KW33C3,22215W33C3, 22215CC W33
22216, 22216C,22216E,22216K, 22216CC,22216CC/W33, 22216KW33C3, 22216W33C3, 22216CC W33
22217, 22217C,22217E,22217K, 22217CC,22217CC/W33, 22217KW33C3,22217W33C3, 22217CC W33
22218, 22218C,22218E,22218K, 22218CC,22218CC/W33, 22218KW33C3,22218W33C3, 22218CC W33
22219,22219C,22219E,22219K, 22219CC,22219CC/W33, 22219KW33C3, 22219W33C3, 22219CC W33
22220, 22220C,22220E,22220K, 22220CC,22220CC/W33, 22220KW33C3,22220W33C3, 22220CC W33
22222, 22222C,22222E,22222K, 22222CC,22222CC/W33, 22222KW33C3,22222W33C3, 22222CC W33
22224,22224C,22224E,22224K, 22224CC,22224CC/W33, 22224KW33C3, 22224W33C3, 22224CC W33
22226, 22226C,22226E,22226K, 22226CC,22226CC/W33, 22226KW33C3,22226W33C3, 22226CC W33
22228, 22228C,22228E,22228K, 22228CC,22228CC/W33, 22228KW33C3,22228W33C3, 22228CC W33
22230,22230C,22230E,22230K, 22230CC,22230CC/W33, 22230KW33C3, 22230W33C3, 22230CC W33
22232, 22232C,22232E,22232K, 22232CC,22232CC/W33, 22232KW33C3,22232W33C3, 22232CC W33
22234, 22234C,22234E,22234K,22234CC, 22234CC/W33, 22234KW33C3,22234W33C3, 22234CC W33 22236,22236C,22236E,22236K,22236CC,22236CC/W33, 22236KW33C3, 22236W33C3, 22236CC W33
22238, 22238C,22238E,22238K,22238CC,22238CC/W33, 22238KW33C3,22238W33C3, 22238CC W33
22240, 22240C,22240E,22240K,22240CC,22240CC/W33, 22240KW33C3,22240W33C3, 22240CC W33
22244, 22244C,22244E,22244K,22244CC,22244CC/W33, 22244KW33C3,22244W33C3, 22244CC W33
22248, 22248C,22248E,22248K,22248CC,22248CC/W33, 22248KW33C3,22248W33C3, 22248CC W33
22252, 22252C,22252E,22252K,22252CC,22252CC/W33, 22252KW33C3,22252W33C3, 22252CC W33 22256,22256C,22256E,22256K,22256CC,22256CC/W33, 22256KW33C3, 22256W33C3, 22256CC W33
22260, 22260C,22260E,22260K,22260CC,22260CC/W33, 22260KW33C3,22260W33C3, 22260CC W33
21304 21305 21306 21307 21308 21309 21310 21311 21312 21313 21314 21315 21316 21317 21318 21319
21320 21321 21322 22205 22206 22207 22208 22209 22210 22211 22212 22213 22214 22215 22216 22217
22218 22219 22220 22222 22224 22226 22228 22230 22232 22234 22236 22238 22240 22244 22248 22252
22256 22260 22305 22306 22307 22308 22309 22310 22311 22312 22313 22314 22315 22316 22317 22318
22319 22320 22322 22324 22326 22328 22330 22332 22334 22336 22338 22344 22348 22352 22356 22372
22380 23571 23571 23571 23026 23571 23030 23032 23034 23036 23038 23040 23044 23048 23052 23056
23060 23064 23068 23072 23076 23080 23084 23088 23092 23120 23121 23122 23124 23126 23128 23130
23132 23134 23136 23138 23140 23144 23148 23152 23156 23160 23164 23168 23172 23176 23180 23184
23188 23192 23196 23936 23940 23948 23960 23972 23976 23996 24048 24052 24056 24060 24064 24064
24068 24072 24122 24124 24126 24128 24130 24132 24134 24136 24138 24140 24144 24148 24152 24156
24160 24172 E/C/K/W33/CA W33/CC W33
If you want to know more details, please contact us freely.
| Aligning: | Aligning Bearing |
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| Rows Number: | Double |
| Contact Angle: | 0 |
| Samples: |
US$ 1/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How do innovations and advancements in self-aligning bearing technology impact their use?
Advancements and innovations in self-aligning bearing technology have a significant impact on their use in various industries. Here’s a detailed explanation:
- Improved Performance:
Innovations in self-aligning bearing technology often result in improved performance characteristics. These advancements can include:
- Load Capacity: New bearing designs and materials can enhance the load-carrying capacity of self-aligning bearings, allowing them to withstand higher loads or operate under more demanding conditions.
- Speed Capability: Advancements in bearing manufacturing techniques and materials can increase the maximum rotational speed at which self-aligning bearings can operate effectively, enabling their use in high-speed applications.
- Friction Reduction: Innovations in bearing design, lubrication, and surface treatments contribute to reducing friction and energy losses, resulting in improved efficiency and reduced operating costs.
- Sealing and Contamination Resistance: New sealing technologies and materials can enhance the sealing performance of self-aligning bearings, providing better protection against contaminants, moisture, and harsh environmental conditions.
- Temperature and Corrosion Resistance: Advances in bearing materials and coatings enable self-aligning bearings to withstand extreme temperatures, aggressive chemicals, and corrosive environments, expanding their range of applications.
- Extended Service Life:
Innovations in self-aligning bearing technology often result in improved durability and longevity. These advancements can include:
- Materials: The development of new bearing materials, such as advanced steels, ceramics, or composites, can significantly enhance the bearing’s resistance to wear, fatigue, and surface damage, leading to extended service life.
- Lubrication: Advancements in lubrication technologies, such as the use of solid lubricants or advanced grease formulations, can provide better film formation, reduce friction, and minimize wear, thereby increasing the bearing’s operating life.
- Surface Treatments: Innovative surface treatments, such as coatings or finishes, can improve the bearing’s resistance to corrosion, wear, and fretting, contributing to longer service intervals and reduced maintenance requirements.
- Condition Monitoring: The integration of sensor technologies and data analytics in self-aligning bearings enables real-time monitoring of operating conditions, allowing for proactive maintenance and early detection of potential failures, thus maximizing the bearing’s service life.
- Application Expansion:
Advancements in self-aligning bearing technology often lead to an expansion of their application range. These advancements can include:
- New Industries: Innovations in self-aligning bearing technology can enable their use in industries or applications where they were previously not feasible. This opens up opportunities in emerging sectors, such as renewable energy, electric vehicles, robotics, or medical devices.
- Challenging Environments: Improved performance characteristics, such as enhanced sealing, temperature resistance, or contamination resistance, allow self-aligning bearings to be deployed in challenging environments, including offshore installations, high-temperature processes, or chemically aggressive applications.
- Specialized Applications: Advancements in self-aligning bearing technology can lead to the development of specialized bearing variants tailored for specific applications, such as high-speed machining, precision equipment, or demanding industrial automation systems.
Overall, innovations and advancements in self-aligning bearing technology bring about enhanced performance, extended service life, and expanded application possibilities. These advancements drive improvements in industrial productivity, reliability, and efficiency, making self-aligning bearings a valuable component in a wide range of industries and applications.

What is the impact of proper lubrication and maintenance on the performance and lifespan of self-aligning bearings?
Proper lubrication and maintenance have a significant impact on the performance and lifespan of self-aligning bearings. Here’s a detailed explanation of their importance:
- Lubrication:
Proper lubrication is crucial for self-aligning bearings as it provides a protective film between the rolling elements and raceways, reducing friction and wear. Here are the key impacts of proper lubrication:
- Reduced Friction and Wear: Adequate lubrication helps minimize friction and wear between the rolling elements and raceways. This reduces heat generation, prevents excessive wear, and extends the bearing’s lifespan.
- Optimized Load Distribution: Proper lubrication ensures that the load is distributed evenly across the bearing components. This helps prevent localized stresses and improves the overall load-carrying capacity of the bearing.
- Corrosion and Contamination Protection: Lubrication forms a protective barrier that helps prevent corrosion and protects the bearing against contaminants such as dust, dirt, and moisture. This enhances the bearing’s resistance to damage and maintains its performance in challenging environments.
- Noise and Vibration Reduction: Properly lubricated bearings exhibit reduced noise and vibration levels, contributing to smoother and quieter operation of the machinery.
- Maintenance:
Regular maintenance practices are essential for ensuring the optimal performance and lifespan of self-aligning bearings. Here are the key impacts of proper maintenance:
- Early Detection of Issues: Regular inspections and maintenance activities enable the early detection of potential problems such as misalignment, excessive wear, or lubrication issues. Timely identification of these issues allows for proactive measures to be taken, preventing further damage and minimizing downtime.
- Preservation of Alignment: Proper maintenance helps ensure the correct alignment of the bearing with its mating components. This is particularly important for self-aligning bearings, as misalignment beyond their specified limits can lead to decreased performance and premature failure.
- Lubrication Monitoring: Maintenance involves monitoring the lubrication condition, including oil or grease quality, contamination levels, and replenishment requirements. Regular lubrication checks and replenishment help maintain the optimal lubricating film and extend the bearing’s service life.
- Cleaning and Debris Removal: Maintenance activities include cleaning the bearing and its surrounding areas, removing accumulated debris, and ensuring proper sealing. This helps prevent contamination and ensures the smooth operation of the bearing.
- Replacement of Worn Components: Through maintenance, worn or damaged components can be identified and replaced, preventing further damage and maintaining the bearing’s performance. This can include replacing seals, cages, or damaged rolling elements.
Proper lubrication and maintenance practices are essential for maximizing the performance and lifespan of self-aligning bearings. They help reduce friction, prevent excessive wear, protect against corrosion and contaminants, preserve alignment, and enable early detection of potential issues. Adhering to manufacturer recommendations and industry best practices for lubrication and maintenance ensures the reliable and efficient operation of machinery and extends the service life of self-aligning bearings.

Can you describe the load-carrying capacity and load ratings of self-aligning bearings?
Self-aligning bearings are designed to carry both radial and axial loads, and their load-carrying capacity is an essential consideration for their proper selection and application. Here’s a detailed description of the load-carrying capacity and load ratings of self-aligning bearings:
- Radial Load Capacity:
The radial load capacity of a self-aligning bearing refers to its ability to carry loads that act perpendicular to the axis of rotation. It is influenced by factors such as bearing geometry, material properties, and internal design. Self-aligning bearings, particularly spherical roller bearings, are known for their high radial load-carrying capacity. This is due to their construction that includes multiple rows of robust rolling elements and optimized raceway profiles. The larger contact area between the rolling elements and raceways allows for efficient load distribution, enabling the bearing to handle substantial radial loads.
- Axial Load Capacity:
The axial load capacity of a self-aligning bearing refers to its ability to carry loads that act parallel to the axis of rotation. The axial load-carrying capacity depends on the bearing type and design, as well as the arrangement of rolling elements. Self-aligning thrust roller bearings, for example, are specifically designed to handle significant axial loads. They utilize cylindrical or tapered rolling elements arranged in a specific orientation to withstand axial forces. Self-aligning ball bearings can also carry moderate axial loads in addition to their primary radial load-carrying capacity.
- Dynamic Load Rating:
The dynamic load rating of a self-aligning bearing is a standardized value that indicates the maximum load that the bearing can sustain for a specified number of rotations or operating hours without experiencing premature fatigue failure. It is expressed in terms of the calculated dynamic equivalent radial or axial load, which takes into account the actual load distribution within the bearing. The dynamic load rating is typically provided by the manufacturer and allows engineers to compare and select bearings based on their expected performance under dynamic operating conditions.
- Static Load Rating:
The static load rating of a self-aligning bearing represents the maximum load that the bearing can sustain without permanent deformation or excessive stress when the bearing is stationary or subjected to very slow rotations. It is typically higher than the dynamic load rating. The static load rating is an important consideration for applications where the bearing may be subjected to prolonged static or slow-speed conditions, such as in machinery that operates with intermittent or intermittent rotational motion.
It is important to note that the load-carrying capacity and load ratings provided by manufacturers are based on standardized testing methods and assumptions about operating conditions. Actual load capacity can be influenced by factors such as temperature, lubrication, misalignment, and operating speed. Therefore, it is crucial to consider the specific application requirements and consult the manufacturer’s technical data and guidelines when selecting a self-aligning bearing to ensure its suitability and optimal performance.


editor by CX 2023-11-13