Needle Roller Bearings NAV4909-NAV4914 High Load Capacity
Specifications
| Bore Diameter | 45 mm |
| Outer Diameter | 68 mm |
| Thickness | 22 mm |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
Description
Needle Roller Bearing NAV4909 made of Bearing Steel, featuring a closed design without outer and inner rings. Suitable for radial load applications with grease or oil lubrication. High precision and reliability for industrial use.
Basic Info.
- Pillow Block Bearing
- Cylindrical Roller Bearing
- Spherical Plain Bearing
- Thrust Self-aligning Roller Bearing
- Plain Bearing
- Spherical Roller Bearing
- Self-Aligning Ball Bearing
- Taper Roller Bearing
- Thrust Needle Roller Bearing
- Needle Bearing
- Bearing Block
- Deep Groove Ball Bearing
- Alloy Guide Rail
- Angular Contact Ball Bearing
- Linear Bearing
- Auto Bearing
- Machine Tools Accessories
- Auto Air Conditioning Compressor
- Thrust Ball Bearing
Related Products
Specifications
| Bore Diameter | 360 mm |
| Outer Diameter | 440 mm |
| Width | 80 mm |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Needle Roller Bearing NA4872, made of high-quality bearing steel, features radial load direction and precise performance. Available with OEM/ODM service, this closed-type bearing offers P0-P2 precision ratings and C0-C4 clearance options, ideal for industrial applications.
Specifications
| Bore Diameter | 30 mm |
| Outer Diameter | 47 mm |
| Width | 17 mm |
| Model NO. | NA4906 |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
Needle Roller Bearing NA4906, made of high-quality bearing steel, features radial load direction and closed type design. Suitable for precision applications with clearance options C0, C3, C4. Ideal for OEM/ODM use.
Specifications
| Bore Diameter | 52 mm |
| Outer Diameter | 68 mm |
| Width | 22 mm |
| Model NO. | RNA4909 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Precision needle roller bearing with high load capacity, made of premium bearing steel. Ideal for compact designs requiring radial load support. Available with various clearance and precision ratings. Suitable for grease or oil lubrication.
Specifications
| Model | RNA4852 |
| Dimensions | 285*320*60 mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
The RNA4852 needle roller bearing features a closed design without inner or outer rings, made of high-quality bearing steel. Ideal for radial load applications, it offers multiple precision and clearance options, suitable for OEM/ODM use with reliable performance and fast delivery.
Specifications
| Bore Diameter | 45 mm |
| Outer Diameter | 68 mm |
| Width | 40 mm |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
Description
Needle Roller Bearing NA6909 made of Bearing Steel, without outer and inner ring, suitable for radial load applications. Offers high precision (P0-P2), multiple clearance options, and can be lubricated with grease or oil. Ideal for compact machinery with OEM/ODM support.
Specifications
| Bore Diameter | 85 mm |
| Outer Diameter | 120 mm |
| Width | 63 mm |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
Description
Needle Roller Bearing NA6917 made of Bearing Steel, featuring high precision and durability. Suitable for radial load applications with options for grease or oil lubrication. Ideal for industrial machinery requiring compact design and high performance.
Specifications
| Bore Diameter | 125 mm |
| Outer Diameter | 150 mm |
| Width | 40 mm |
| Model | RNA4922 |
| Material | Bearing Steel |
Description
Needle Roller Bearing RNA4922, made of high-quality bearing steel, features a radial load direction and closed design without inner or outer ring. Suitable for high precision applications with P0-P2 rating, available with C0/C3/C4 clearance. Lubricated with grease or oil, ideal for industrial machinery.
Specifications
| Bore Diameter | 35 mm |
| Outer Diameter | 47 mm |
| Width | 17 mm |
| Load Direction | Radial |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
Description
Needle Roller Bearing RNA4906 made of bearing steel, designed without outer and inner rings for compact radial load applications. Suitable for high-precision machinery with grease or oil lubrication. OEM/ODM service available.
Specifications
| Bore Diameter | 55 mm |
| Outer Diameter | 80 mm |
| Width | 25 mm |
| Model NO. | NA4911 |
| Material | Bearing Steel |
Description
Needle Roller Bearing NA4911, made of high-quality bearing steel, features radial load direction and closed type design. Suitable for high precision applications with options for grease or oil lubrication. Precision ratings available up to P2.
Specifications
| Bore Diameter | 22 mm |
| Outer Diameter | 30 mm |
| Width | 13 mm |
| Load Direction | Radial |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Needle roller bearing RNA4903, model BDL, made of bearing steel, without inner or outer ring, closed type. Suitable for radial load applications, lubricated with grease or oil. Precision grades available from P0 to P2.
Specifications
| Bore Diameter | 415 mm |
| Outer Diameter | 480 mm |
| Width | 100 mm |
| Model | RNA4876 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Needle Roller Bearing RNA4876, made of high-quality bearing steel, features radial load capacity and compact design without inner or outer ring. Suitable for high precision applications with options for grease or oil lubrication.
Specifications
| Bore Diameter | 32 mm |
| Outer Diameter | 42 mm |
| Width | 20 mm |
| Load Direction | Radial |
| Precision Rating | P0, P6, P5, P4, P2 |
| Lubrication | Grease or Oil |
Description
Needle Roller Bearing 624705, made of high-quality bearing steel, features a compact design without inner or outer ring. Suitable for radial load applications with high precision and reliability. Available in various clearance options (C0, C3, C4), ideal for industrial machinery and automotive systems.

















