Ball bearings 61909 (RS, 2RS, Z, 2Z)
Dimensions and Calculation data
| d | 45 | mm | |
| D | 68 | mm | |
| B | 12 | mm | |
| rs | 0,6 | mm |
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| Rated dynamic load capacity | C r | 14,4 | kN |
| Rated static load capacity | C or | 11,15 | kN |
| Fatigue strength limit | Pu | 0,61 | kN |
| Bearing weight | 0,14 | kg | |
| Nominal speed | 20000 | r/min | |
| The maximum frequency of rotation | 13000 | r/min |