Specifications of SKF Bearing N 303 ECP
Dimensions
| d | 17.0mm | Bore diameter |
| D | 47.0mm | Outside diameter |
| B | 14.0mm | Width |
| d1 | 27.7mm | Shoulder diameter of inner ring |
| E | 40.2mm | Raceway diameter of outer ring |
| r1,2 | 1.0mm | Chamfer dimension |
| r3,4 | 0.6mm | Chamfer dimension |
| s | 1.0mm | Permissible axial displacement |
Abutment dimensions
| da | 22.1mm | Diameter of spacer sleeve |
| da | 38.0mm | Diameter of spacer sleeve |
| Da | 42.0mm | Diameter of housing abutment |
| Da | 42.7mm | Diameter of housing abutment |
| ra | 1.0mm | Radius of fillet |
| rb | 0.6mm | Radius of fillet |
Calculation data
| Basic dynamic load rating | C | 28.5kN |
| Basic static load rating | C0 | 20.4kN |
| Fatigue load limit | Pu | 2.55kN |
| Reference speed | 17000.0r/min | |
| Limiting speed | 20000.0r/min | |
| Minimum load factor | kr | 0.12 |
| Limiting value | e | 0.2 |
| Axial load factor | Y | 0.6 |
Mass
| Mass | 0.12kg |
