Down Cup Needle Roller Bearing NA4900-4910 High Load Capacity
Specifications
| Load Direction | Radial Bearing |
| Style | Without Outer Ring, Without Inner Ring |
| Material | Bearing Steel |
| Type | Open |
| Origin | China |
Description
High-performance radial bearing made of bearing steel, ideal for compact applications. Designed without inner or outer rings for flexible integration. Suitable for industrial machinery and high-precision equipment.
Basic Info.
Related Products
Specifications
| Model No. | HK0810/HK0910 |
| 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 grades and clearances. Ideal for industrial applications requiring reliability and durability. OEM/ODM service supported.
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.
Specifications
| Model No. | KR16 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 with durable bearing steel construction, offering high precision (P0-P4), low vibration (Z1-Z4), and reliable operation for industrial applications. Ideal for OEM/ODM use.
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
| Model No. | HK3520 |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C2, C3, C4, C5 |
| Features | High Precision, Long Life, Low Noise |
| Origin | China |
Description
Radial bearing without inner ring, ideal for high precision applications. Offers long service life with low noise operation. Suitable for OEM/ODM use with various clearance and precision options available.
Specifications
| Bore Diameter | Customizable per model |
| Outer Diameter | Varies by size |
| Width | Model-specific thickness |
| Precision Rating | P0, P6, P5, P4, P2 |
| Clearance | C0, C2, C3, C4, C5 |
| Material | Bearing Steel |
Description
High precision radial bearing without inner ring, designed for long life and low noise performance. Available in multiple models and precision grades, suitable for OEM/ODM applications with customizable clearance and high reliability.
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
Premium bearing with high precision and low noise performance, ideal for industrial applications requiring reliability and durability. Manufactured in China under strict quality control.
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 long life, high speed, and low noise operation. Suitable for various industrial applications with precision ratings from P0 to P4.
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
| Bore Diameter | Standard |
| Outer Diameter | Standard |
| Width | Standard |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Origin | China |
Description
Open-type radial bearing made of high-quality bearing steel, ideal for various industrial applications. Designed without outer and inner rings for flexible integration. Durable, reliable, and produced under strict quality control standards in China.
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
| 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
Premium bearing made of high-quality bearing steel with precision ratings from P0 to P4. Offers low noise, high speed performance and long service life. Ideal for industrial applications requiring reliability and durability.

















