Original NA6909 NA6910 Needle Roller Bearings – Heavy Duty & Long-Lasting
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.
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 | 350 mm |
| Outer Diameter | 400 mm |
| Width | 80 mm |
| Model No. | RNA4864 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Precision needle roller bearing with high load capacity, made of premium bearing steel. Available in various clearance and precision grades. Suitable for heavy-duty radial applications. OEM/ODM service supported. Fast delivery within 3-7 days.
Specifications
| Bore Diameter | 10 mm |
| Outer Diameter | 22 mm |
| Width | 13 mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
Needle Roller Bearing NA4900, made of high-quality bearing steel, features a compact design without inner or outer ring. Ideal for radial load applications with precision ratings up to P2. Suitable for OEM/ODM services with fast delivery.
Specifications
| Bore Diameter | 170 mm |
| Outer Diameter | 215 mm |
| Width | 45 mm |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Description
Needle Roller Bearing NA4834, made of high-quality bearing steel, features a closed design without inner or outer ring. Suitable for radial load applications, it offers precision ratings P0 to P2 and multiple clearance options. Ideal for industrial machinery with OEM/ODM support.
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 | 17 mm |
| Outer Diameter | 30 mm |
| Width | 23 mm |
| Model NO. | NA6903 |
| Material | Bearing Steel |
| Load Direction | Radial |
Description
Needle roller bearing NA6903 with high precision steel construction, designed for radial load applications. Features compact dimensions of 17x30x23 mm, available with various clearance options (C0/C3/C4) and precision ratings up to P2. Suitable for OEM/ODM use with short delivery time.
Specifications
| Bore Diameter | 185 mm |
| Outer Diameter | 215 mm |
| Width | 45 mm |
| Load Direction | Radial Bearing |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C3, C4 |
Description
Needle Roller Bearing RNA4834 made of Bearing Steel, without inner and outer rings, suitable for radial load applications. Features high precision (P0-P2), multiple clearance options, and can be lubricated with grease or oil. Ideal for OEM/ODM use with efficient 3-7 days delivery.
Specifications
| Bore Diameter | 14 mm |
| Outer Diameter | 22 mm |
| Width | 16 mm |
| Model | RNA4900X2A |
| Material | Bearing Steel |
Description
Needle Roller Bearing RNA4900X2A, size 14x22x16 mm, made of high-quality bearing steel. Suitable for radial load applications, available with precision ratings P0-P2 and clearance options C0-C4. Lubricated with grease or oil, ideal for industrial machinery requiring compact, durable bearings.
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
| Bore Diameter | 120 mm |
| Outer Diameter | 140 mm |
| Width | 30 mm |
| Model No. | RNA4822 |
| Material | Bearing Steel |
| Load Direction | Radial Bearing |
Description
Precision Needle Roller Bearing RNA4822, made of high-quality bearing steel, features radial load capacity and compact design without inner or outer ring. Available in P0-P2 precision ratings with C0-C4 clearance options, suitable for various industrial applications requiring reliability and performance.
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 | 70 mm |
| Outer Diameter | 100 mm |
| Width | 30 mm |
| Material | Bearing Steel |
| Load Direction | Radial |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
Needle Roller Bearing NA4914, made of high-quality bearing steel, features a radial load direction and precision ratings from P0 to P2. Ideal for compact designs without inner or outer rings, suitable for grease or oil lubrication.

















