Specifications of SKF Bearing NJ 2209 ECNJ
Dimensions
| d | 45.0mm | Bore diameter |
| D | 85.0mm | Outside diameter |
| B | 23.0mm | Width |
| d1 | 59.0mm | Shoulder diameter of inner ring |
| D1 | 72.4mm | Shoulder diameter of outer ring |
| D3 | 81.81mm | Diameter of snap ring groove |
| F | 54.5mm | Chamfer dimension of loose flange ring |
| C2 | 3.28mm | Distance from outer ring side face to snap ring groove |
| b | 1.9mm | Width of snap ring groove |
| r1,2 | 1.1mm | Chamfer dimension |
| r3,4 | 1.1mm | Chamfer dimension |
| s | 1.7mm | Permissible axial displacement |
Abutment dimensions
| da | 52.0mm | Diameter of spacer sleeve |
| da | 53.0mm | Diameter of spacer sleeve |
| db | 61.0mm | Diameter of shaft abutment |
| Da | 77.6mm | Diameter of housing abutment |
| ra | 1.0mm | Radius of fillet |
| rb | 1.0mm | Radius of fillet |
Calculation data
| Basic dynamic load rating | C | 85.0kN |
| Basic static load rating | C0 | 81.5kN |
| Fatigue load limit | Pu | 10.6kN |
| Reference speed | 9000.0r/min | |
| Limiting speed | 9500.0r/min | |
| Minimum load factor | kr | 0.2 |
| Limiting value | e | 0.3 |
| Axial load factor | Y | 0.4 |
Mass
| Mass | 0.55kg |
