Specifications of SKF Bearing NU 203 ECPHA
Dimensions
| d | 17.0mm | Bore diameter |
| D | 40.0mm | Outside diameter |
| B | 12.0mm | Width |
| D1 | 32.35mm | Shoulder diameter of outer ring |
| F | 22.1mm | Chamfer dimension of loose flange ring |
| r1,2 | 0.6mm | Chamfer dimension |
| r3,4 | 0.3mm | Chamfer dimension |
| s | 1.0mm | Permissible axial displacement |
Abutment dimensions
| da | 19.9mm | Diameter of spacer sleeve |
| da | 21.1mm | Diameter of spacer sleeve |
| db | 24.0mm | Diameter of shaft abutment |
| Da | 36.0mm | Diameter of housing abutment |
| ra | 0.6mm | Radius of fillet |
| rb | 0.3mm | Radius of fillet |
Calculation data
| Basic dynamic load rating | C | 20.0kN |
| Basic static load rating | C0 | 14.3kN |
| Fatigue load limit | Pu | 1.73kN |
| Reference speed | 20000.0r/min | |
| Limiting speed | 30000.0r/min | |
| Minimum load factor | kr | 0.23 |
| Limiting value | e | 0.2 |
| Axial load factor | Y | 0.6 |
Mass
| Mass | 0.07kg |
