Ball bearings 61921 (RS, 2RS, Z, 2Z)
Dimensions and Calculation data
| d | 105 | mm | |
| D | 145 | mm | |
| B | 20 | mm | |
| rs | 1,1 | mm |
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| Rated dynamic load capacity | C r | 44,2 | kN |
| Rated static load capacity | C or | 44 | kN |
| Fatigue strength limit | Pu | 1,7 | kN |
| Bearing weight | 0,87 | kg | |
| Nominal speed | 9500 | r/min | |
| The maximum frequency of rotation | 5600 | r/min |