Na5903 17x30x18mm Thrust Needle Roller Bearing
Specifications
| Inner Diameter | Standard |
| Outer Diameter | Standard |
| Thickness | Open Type |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Origin | China |
Description
High-quality radial bearing made of bearing steel, ideal for various industrial applications. Open design without inner or outer ring offers flexibility in assembly. Durable, precise, and produced under strict quality control standards in China.
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
| Material | Bearing Steel |
| Precision Rating | P0 P6 P5 P4 |
| Vibration Level | Z1 Z2 Z3 Z4 |
| Feature | Long Life, High Speed, Low Noise |
| Service | OEM ODM |
| Origin | China |
Overview
High-performance bearing made of premium bearing steel, offering long service life, high-speed capability, and low noise operation. Available in multiple precision and vibration ratings to suit various industrial applications.
Specifications
| Model NO. | KR19, KR22, KRV Series |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4 |
| Vibration Level | Z1-Z4 |
| Feature | Long Life, High Speed, Low Noise |
| Origin | China |
Description
High-performance bearing series with precision options from P0 to P4, designed for durability and smooth operation. Ideal for industrial applications requiring high speed and low noise. Made from premium bearing steel, these models offer reliable performance under demanding conditions.
Specifications
| Model No. | HMK0810/HMK0815 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C2, C3, C4, C5 |
| Features | High Precision, Long Life, Low Noise |
Description
High-performance radial bearings made from premium bearing steel, available in multiple precision and clearance options. Ideal for industrial applications requiring reliability and durability. OEM/ODM service supported.
Specifications
| Model No. | HK3516, HK3518, HK3514, HK3512, HK3520 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C2, C3, C4, C5 |
| Features | High Precision, Long Life, Low Noise |
Description
High-quality radial bearings made from bearing steel, available in multiple models and precision grades. Ideal for industrial applications requiring reliability and durability. OEM/ODM service supported.
Specifications
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4 |
| Vibration Level | Z1, Z2, Z3, Z4 |
| Feature | Long Life, High Speed, Low Noise |
| Service | OEM ODM |
| Origin | China |
Description
High-performance bearing made of premium bearing steel, offering long service life, high-speed capability, and low noise operation. Available in multiple precision and vibration grades to meet diverse industrial needs. Ideal for OEM and ODM applications.
Specifications
| Model No. | HK0709/HK0808 |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C2, C3, C4, C5 |
| Features | High Precision, Long Life, Low Noise |
Description
High-quality radial bearings made from bearing steel, available in multiple precision grades and clearances. Ideal for industrial applications requiring reliability and performance. OEM/ODM service supported.
Specifications
| Bore Diameter | Customizable |
| Outer Diameter | Varies by Model |
| Width | Model Dependent |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
Description
High precision radial bearing without inner ring, ideal for OEM/ODM applications. Features long service life, low noise, and high reliability. Available in multiple clearance classes (C0-C5) and precision grades. Made from premium bearing steel with consistent quality. Suitable for various industrial uses requiring durable performance.
Specifications
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4 |
| Vibration Level | Z1, Z2, Z3, Z4 |
| Feature | Long Life, High Speed, Low Noise |
| Service | OEM/ODM |
| Origin | China |
Description
High-performance bearing made of bearing steel, offering precision ratings from P0 to P4 and low vibration levels. Ideal for high-speed, noise-sensitive applications with long service life.
Specifications
| Model No. | KRV40-PP |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4 |
| Vibration Level | Z1, Z2, Z3, Z4 |
| Feature | Long Life, High Speed, Low Noise |
| Origin | China |
Description
High-performance bearing made of durable bearing steel, offering high precision, low vibration, and long service life. Ideal for high-speed, low-noise applications. OEM/ODM services available.
Specifications
| Bore Diameter | HK0912/HK1010 |
| Load Direction | Radial Bearing |
| Style | Without Inner Ring |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C2, C3, C4, C5 |
Description
High precision needle roller bearings made of bearing steel, designed for radial loads without an inner ring. Ideal for compact machinery requiring high accuracy, long service life, and low noise operation. Suitable for OEM/ODM applications with reliable performance.
Product Parameters
| Model No. | HK1516-2RS/HK1520-2RS |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C2, C3, C4, C5 |
| Origin | China |
Description
High precision needle roller bearings without inner ring, ideal for compact radial load applications. Made of high-quality bearing steel for long life and low noise performance. Suitable for OEM/ODM use with various clearance and precision options available.
Specifications
| Bore Diameter | Not Specified |
| Outer Diameter | Not Specified |
| Width | Not Specified |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Origin | China |
Description
Precision radial bearing made of high-quality bearing steel, ideal for demanding applications. Designed without inner or outer rings for flexible integration. Supplied in durable packaging with high production capacity availability.
















