Specifications of SKF Bearing NJ 221 ECJ
Dimensions
| d | 105.0mm | Bore diameter |
| D | 190.0mm | Outside diameter |
| B | 36.0mm | Width |
| d1 | 134.0mm | Shoulder diameter of inner ring |
| D1 | 164.2mm | Shoulder diameter of outer ring |
| F | 125.0mm | Chamfer dimension of loose flange ring |
| r1,2 | 2.1mm | Chamfer dimension |
| r3,4 | 2.1mm | Chamfer dimension |
| s | 2.0mm | Permissible axial displacement |
Abutment dimensions
| da | 117.0mm | Diameter of spacer sleeve |
| da | 122.0mm | Diameter of spacer sleeve |
| db | 137.0mm | Diameter of shaft abutment |
| Da | 177.3mm | Diameter of housing abutment |
| ra | 2.0mm | Radius of fillet |
Calculation data
| Basic dynamic load rating | C | 300.0kN |
| Basic static load rating | C0 | 315.0kN |
| Fatigue load limit | Pu | 36.5kN |
| Reference speed | 3800.0r/min | |
| Limiting speed | 4300.0r/min | |
| Minimum load factor | kr | 0.15 |
| Limiting value | e | 0.2 |
| Axial load factor | Y | 0.6 |
Mass
| Mass | 4.0kg |
Associated products
| Angle ring | HJ 221 EC |
