21318 Kmbw33 Spherical Roller Bearing, Oil & Grease Lubricated, Heavy-Duty Brass Cage
Specifications
| Bore Diameter | Varies by model |
| Outer Diameter | 200-430mm (Large) |
| Thickness | Standard industrial size |
| Bearing Type | Aligning Spherical Bearings |
| Material | Chrome Steel |
| Origin | China |
Description
High-performance large-size spherical roller bearings made from durable chrome steel. Ideal for heavy-duty industrial applications requiring reliable alignment and load capacity. Supplied unseparated, ready for integration into various machinery systems.
Basic Info.
- Spherical Roller Bearing
- Taper Roller Bearing
- Alloy Guide Rail
- Thrust Needle Roller Bearing
- Thrust Self-aligning Roller Bearing
- Cylindrical Roller Bearing
- Bearing Block
- Pillow Block Bearing
- Self-Aligning Ball Bearing
- Deep Groove Ball Bearing
- Angular Contact Ball Bearing
- Linear Bearing
- Auto Bearing
- Needle Bearing
- Thrust Ball Bearing
Related Products
Specifications
| Bore Diameter | Varies by model |
| Outer Diameter | Varies by model |
| Width | Standard industrial dimensions |
| Model No. | 22220, 22221, 22222, 22310, 22311, 22312, 22314, 22316 |
| Type | Aligning Thrust Roller Bearing |
| Origin | China |
Description
High-performance aligning thrust roller bearings designed for heavy axial loads. Unseparated design ensures durability and reliable operation in industrial applications. Made to export packing standards with annual production capacity of one million pieces.
Specifications
| Inner Diameter | Not specified |
| Outer Diameter | 200-430mm (Large) |
| Thickness | Not specified |
| Bearing Type | Aligning Bearings |
| Material | Chrome Steel |
| Origin | China |
Description
High-quality chrome steel aligning bearing with large outer dimension (200-430mm). Unseparated design ensures durability and reliability. Suitable for various industrial applications, available in multiple packaging options.
Specifications
| Model No. | 22217 |
| Dimensions (mm) | 85 x 150 x 36 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
| Feature | High Speed, Low Noise, Long Life |
Description
This NSK precision roller bearing offers high performance with excellent durability. Designed for radial loads, it ensures smooth operation under high-speed conditions, ideal for industrial applications requiring reliability and efficiency.
Specifications
| Bore Diameter | 100 mm |
| Outer Diameter | 180 mm |
| Width | 46 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
Overview
High-speed roller bearing with long life and low noise. Double row, radial design, non-separable. Ideal for industrial applications requiring durability and precision. OEM/ODM service available.
Specifications
| Model No. | 21319 |
| Dimensions (mm) | 95*200*45 |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
| Feature | High Speed, Low Noise, Long Life |
Description
This high-performance bearing offers precision engineering with P0-P2 accuracy, ideal for high-speed applications. Made from durable bearing steel, it ensures long life and low noise operation. The double-row radial design provides excellent load capacity, while standard clearance options (C0-C4) allow for flexible integration into various mechanical systems.
Specifications
| Inner Diameter | 100 mm |
| Outer Diameter | 180 mm |
| Thickness | 46 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Feature | High Speed, Low Noise, Long Life |
Description
High-performance roller bearing with double row design, made of bearing steel for durability. Ideal for radial loads, featuring alignment capability and unseparated structure. Suitable for high-speed applications with low noise and long service life. Available in various precision and clearance grades.
Specifications
| Bore Diameter | 100 mm |
| Outer Diameter | 180 mm |
| Width | 46 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
Description
High-speed roller bearing with long life and low noise. Double row, radial design, ideal for heavy-duty applications. Made from high-quality bearing steel, ensuring durability and performance under demanding conditions.
Specifications
| Model No. | 21305/Cc to 21308/E/C3 |
| Type | Spherical Aligning Bearings |
| Load Direction | Thrust Bearing |
| Separated | Unseparated |
| Origin | China |
| HS Code | 84823000 |
Description
High-performance spherical roller thrust bearings designed for heavy-load applications. These unseparated, aligning bearings ensure reliable operation under high stress and misalignment conditions. Made in China with standard export packaging, suitable for industrial machinery requiring durable medium-sized roller bearings.
Specifications
| Model No. | 22205 |
| Dimensions (mm) | 310*260*200 |
| Outer Dimension | 500 |
| Material | Bearing Steel |
| Precision Rating | P0 P6 P5 P4 P2 |
| Clearance | C0 C3 C4 |
Description
High-speed roller bearing with long life and low noise. Double row, unseparated design for radial load. Suitable for sea or air transport, available in large stock. Supports OEM/ODM service.
Specifications
| Bore Diameter | Varies by model (e.g., 22320, 22322, 22324) |
| Type | Spherical Roller Bearing |
| Load Direction | Thrust Bearing |
| Design | Unseparated, Aligning |
| Origin | China |
| Production Capacity | 1 Million Pieces/Year |
Description
High-performance spherical roller bearings designed for heavy thrust loads. These unseparated, self-aligning bearings offer reliable operation in demanding applications. Made to standard export specifications with consistent quality from a leading Chinese manufacturer.
Specifications
| Model No. | 23248 |
| Dimensions | 240*440*160mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
| Feature | High Speed, Low Noise, Long Life |
Overview
This high-performance roller bearing features a double-row design with aligning capability, ideal for radial loads. Made from durable bearing steel, it ensures long life, high speed, and low noise operation. Suitable for both sea and air transport, it is available in rich stock with OEM/ODM support.
Specifications
| Bore Diameter | 100 mm |
| Outer Diameter | 180 mm |
| Width | 46 mm |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
| Material | Bearing Steel |
Description
High-speed roller bearing with long life and low noise. Double-row radial design, unseparated structure, suitable for high-load applications. Made of high-quality bearing steel, ensuring durability and performance. Ideal for industrial machinery requiring precision and reliability.

















