— GLOBAL BESTSELLER BEARINGS
Spherical Roller
Bearings
Spherical roller bearings consist of an inner ring, a spherical outer ring raceway, two rows of barrel-shaped rollers, and a cage. Their self-aligning design accommodates shaft deflection and mounting error while carrying heavy radial loads and axial loads in both directions, making them ideal for industrial equipment operating under vibration, shock, and fluctuating load conditions.
High Load Capacity
Self-aligning Capability
Shock & Vibration
High-temperature
Lubrication Options
Long Service Life
Advantages
- Carry very high radial loads and moderate axial loads in both directions.
- Accommodate shaft misalignment and housing deflection without losing running stability.
- Perform reliably under shock loads, vibration, and heavy industrial duty cycles.
- Optimized internal geometry can reduce friction, heat, and lubrication stress.
- Available with steel or brass cages for different load, speed, and lubrication conditions.
- Improve uptime in contaminated, dusty, and poorly lubricated environments.
Classification of Spherical Roller Bearings
CA Cage
CA spherical roller bearings commonly use a machined brass cage with symmetrical rollers. Because brass cages provide higher strength and impact resistance, CA designs are often selected for heavy loads, shock, vibration, and severe-duty equipment such as mining, paper, and steel machinery.
CC Cage
CC spherical roller bearings usually use a pressed steel cage with symmetrical rollers. This design offers a practical balance of load capacity, running efficiency, and cost, so it is widely used in general heavy-duty machinery, conveyors, fans, crushers, and industrial process equipment.
MA Cage
MA spherical roller bearings are commonly associated with machined brass cage designs for stable roller guidance under demanding loads. They are often considered for vibrating screens, gearboxes, and metallurgical equipment where shock loads, vibration, and operating reliability require a stronger cage structure.
MB Cage
MB spherical roller bearings generally feature a machined brass cage for heavy industrial service. This design is often used in mining, cement, quarry, and steel applications where bearings must handle shock loads, contamination, poor lubrication, and continuous operation under harsh working conditions.
Bearing Range & Customization Capabilities
HSN supplies standard and customized spherical roller bearings with bore diameters from 10 mm to over 1000 mm, covering common 213, 222, 223, 230, 231, 232, 239, and 240 series. In addition, HSN supports customized solutions for special loads, low-speed heavy-duty service, high-temperature operation, contaminated environments, and non-standard replacement requirements.
| series | Bore Diameter Range |
|---|---|
| 213 Series | 10 mm – 140 mm |
| 222 Series | 15 mm – 200 mm |
| 223 Series | 17 mm – 240 mm |
| 230 Series | 20 mm – 280 mm |
| 231 Series | 25 mm – 320 mm |
| 239 Series | 40 mm – 1000+ mm |
| 240 Series | 40 mm – 1000+ mm |
Specifications of Spherical Roller Bearings
Application Industries
Because spherical roller bearings combine high load capacity, self-aligning capability, and strong tolerance to vibration, they fit heavy-duty machinery with shaft deflection, mounting error, or unstable loads. Therefore, they are widely used in mining crushers, steel mill drives, paper machines, cement equipment, conveyors, fans, gearboxes, vibrating screens, and marine or energy machinery.
Interchangeable Brands
HSN reviews the product ranges and technical features of leading global spherical roller bearing brands, including SKF, FAG, NSK, NTN, KOYO, and Timken, and compares them across key aspects such as structural design, dimensional standards, clearance classes, cage configurations, lubrication methods, and typical applications. By analyzing the performance characteristics and key product parameters of each brand, HSN helps customers better understand the technical differences between products and provides reliable guidance for industrial purchasing, equipment maintenance and replacement, brand replacement, and bearing selection.
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