INA NKI 40/30 Needle Roller Bearing
INA NKI 40/30 Needle Roller Bearing
The INA NKI 40/30 is a needle roller bearing designed to support high radial loads while maintaining a compact design suitable for industrial machinery and mechanical systems.
Manufacturer: INA
Type: Needle Roller Bearing
Model: NKI 40/30
| Bore Diameter (d) | 40 mm |
| Outer Diameter (D) | 55 mm |
| Width (C) | 30 mm |
| Minimum Chamfer Dimension (rmin) | 0.3 mm |
| Dynamic Load Rating (C) | 52,000 N |
| Static Load Rating (C0) | 103,000 N |
| Fatigue Load Limit, Radial | 19,500 N |
| Limiting Speed | 10,200 1/min |
| Reference Speed | 5,400 1/min |













