China Bearing 21309-21314 Spherical Roller Bearing – High Capacity, Rigidity & Low Friction
Basic Info.
| Inner Diameter | 100 mm |
| Outer Diameter | 215 mm |
| Width | 47 mm |
| Model No. | 21314 CC CA W33 |
| Type | Self-Aligning Roller Bearing |
| Material | Bearing Steel |
High-precision spherical roller bearing for heavy radial loads. Features grease or oil lubrication, standard clearances (C0/C3/C4), and precision grades P0–P2. Made in China, compliant with HS code 8482300000.
Basic Info.
- Bearing Block
- Spherical Plain Bearing
- Alloy Guide Rail
- Cylindrical Roller Bearing
- Linear Bearing
- Angular Contact Ball Bearing
- Needle Bearing
- Spherical Roller Bearing
- Plain Bearing
- Self-Aligning Ball Bearing
- Thrust Needle Roller Bearing
- Thrust Ball Bearing
- Thrust Self-aligning Roller Bearing
- Taper Roller Bearing
- Bearing Accessories
- Deep Groove Ball Bearing
- Thrust Taper Roller Bearing
- Auto Bearing
- Other Car Accessories
- Pillow Block Bearing
Related Products
Specifications
| Bore Diameter | 140mm |
| Outer Diameter | 250mm |
| Width | 42mm |
| Model NO. | NUP228EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical Roller Bearing NUP228EM made of high-quality bearing steel, suitable for radial loads. Features precise dimensions (140x250x42mm), open structure for easy lubrication, and is ideal for industrial applications requiring reliability and performance.
Specifications
| Bore Size | 15-90 mm |
| Outer Dimension | 35mm-180mm |
| Thickness | 55mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
Cylindrical Roller Bearing NUP324EM, high precision and durability with NTN trademark, ideal for radial load applications. Made in Japan, offering OEM/ODM service and reliable performance under various industrial conditions.
Specifications
| Bore Size | 15-90 mm |
| Outer Dimension | 35mm-180mm |
| Thickness | 47mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
Cylindrical Roller Bearing N320em, ideal for radial loads. Made of high-quality bearing steel with non-aligning design. Suitable for precision applications with options from P0 to P2. Manufactured by NTN, Japan. OEM/ODM service available.
Specifications
| Bore Size | 15-90 mm |
| Outer Dimension | 35mm-180mm |
| Thickness | 35mm |
| Structure | Cylindrical |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
The Cylindrical Roller Bearing 307 features high precision (P0-P2), durable bearing steel construction, and radial load capacity. Ideal for industrial applications with OEM/ODM service support.
Specifications
| Bore Diameter | 50 mm |
| Outer Diameter | 90 mm |
| Width | 23 mm |
| Model NO. | NUP2210EM |
| Material | Bearing Steel |
| Seals Type | Open |
Description
Cylindrical Roller Bearing NUP2210EM, made of high-quality bearing steel, features a single row cylindrical structure with dimensions 50x90x23 mm. Suitable for radial loads, it offers precision ratings up to P2 and supports OEM/ODM services.
Product Parameters
| Bore Size | 15-90 mm |
| Outer Dimension | 35mm-180mm |
| Specification | 50*110*27mm |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 P2 |
Description
Cylindrical roller bearing 307 made of high-quality bearing steel, suitable for radial loads with precise performance. Features non-aligning design and separated structure for easy maintenance. Ideal for industrial applications requiring durability and reliability.
Specifications
| Bore Size | 15-90 mm |
| Outer Dimension | 35mm-180mm |
| Thickness | 21mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Cylindrical Roller Bearing 307, model NUP307EM, features high precision and durability. Suitable for radial loads, it offers reliable performance with grease or oil lubrication. Made from bearing steel, it supports OEM/ODM service.
Specifications
| Model | NUP224EM |
| Dimensions | 120 x 215 x 40 mm |
| Material | Bearing Steel |
| Seals Type | Open |
| Precision Rating | P0, P6, P5, P4, P2 |
| Load Direction | Radial Bearing |
Description
Cylindrical Roller Bearing NUP224EM made of high-quality bearing steel, suitable for radial loads. Features open seal design, available in multiple precision grades. Ideal for industrial applications requiring high durability and performance.
Specifications
| Bore Size | 15-90 mm |
| Outer Dimension | 35mm-180mm |
| Thickness | 29 mm |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Cylindrical Roller Bearing 307 features high precision and durability, ideal for radial load applications. Made of bearing steel with cylindrical structure, it ensures reliable performance under various industrial conditions.
Specifications
| Bore Size | 15-90 mm |
| Outer Dimension | 35mm-180mm |
| Structure | Cylindrical |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
| Origin | Japan |
Description
The NTN Cylindrical Roller Bearing N321em offers high precision and durability with radial load capacity. Designed for OEM/ODM use, it supports various lubrication methods and operates reliably under demanding conditions.
Specifications
| Bore Size | 15-90 mm |
| Outer Dimension | 35mm-180mm |
| Thickness | 25*62*17mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
Cylindrical Roller Bearing with high precision and durability. Suitable for radial loads, featuring separated design and available in various sizes. Made from premium bearing steel, ideal for industrial applications requiring reliable performance.
Specifications
| Bore Size | 15-90 mm |
| Outer Dimension | 35mm-180mm |
| Thickness | 39 mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
Cylindrical Roller Bearing 307, model NUP316EM, features high precision and durability. Made from bearing steel with radial load capacity, it supports OEM/ODM service. Ideal for industrial applications requiring reliable performance under grease or oil lubrication.

















