Specifications of SKF Bearing NJ 308 ECM
Dimensions
| d | 40.0mm | Bore diameter |
| D | 90.0mm | Outside diameter |
| B | 23.0mm | Width |
| d1 | 57.5mm | Shoulder diameter of inner ring |
| D1 | 75.18mm | Shoulder diameter of outer ring |
| F | 52.0mm | Chamfer dimension of loose flange ring |
| r1,2 | 1.5mm | Chamfer dimension |
| r3,4 | 1.5mm | Chamfer dimension |
| s | 1.4mm | Permissible axial displacement |
Abutment dimensions
| da | 48.0mm | Diameter of spacer sleeve |
| da | 50.0mm | Diameter of spacer sleeve |
| db | 60.0mm | Diameter of shaft abutment |
| Da | 81.8mm | Diameter of housing abutment |
| ra | 1.5mm | Radius of fillet |
Calculation data
| Basic dynamic load rating | C | 93.0kN |
| Basic static load rating | C0 | 78.0kN |
| Fatigue load limit | Pu | 10.2kN |
| Reference speed | 8000.0r/min | |
| Limiting speed | 9500.0r/min | |
| Minimum load factor | kr | 0.15 |
| Limiting value | e | 0.2 |
| Axial load factor | Y | 0.6 |
Mass
| Mass | 0.79kg |
Associated products
| Angle ring | HJ 308 EC |
