| d | 3mm | single row, stainless steel |
| D | 6mm | Deep groove ball bearings |
| c | 0,216kN | dynamic Basic load ratings |
| Co | 0,085kN static | static|Basic load ratings |
| Pu | 0,0036kN | limit Fatigue |
| Speed | 160000r/min | Limiting Speed ratings |
| Limit Speed | 100000r/min | Limiting Speed ratings |
| Bearing | W 637/3 | Designations |
| Bearing: | W 637/3 | Designations |
| Co: | 0,085kN static | static|Basic load ratings |
| Limit Speed: | 100000r/min | Limiting Speed ratings |
| c: | 0,216kN | dynamic Basic load ratings |
| Pu: | 0,0036kN | limit Fatigue |
| Speed: | 160000r/min | Limiting Speed ratings |
|