INA KBK 9x13x12,5 needle roller bearings
INA KBK 9x13x12,5 needle roller bearings Engineering 17 mm d Calculator 7 mm B , Manufacturing Service . Get Your Free.
| d | 17 mm |
| D | 30 mm |
| B | 7 mm |
| d1 | 21 mm |
| D1 | 26.6 mm |
| D2 | 28.22 mm |
| a | 7 mm |
| Contact angle α | 15 ° |
| rs min | 0.3 mm |
| r1s min | 0.3 mm |
| f0 | 12.71 |
| Precision class | P4 |
| Mass | 0.02 kg |
| Dynamic load, C | 4.7 kN |
| Static load, C0 | 2.7 kN |
| Fatigue limit load, Cu | 0.16 kN |
| Nlim (oil) | 74,000 rpm |
| Nlim (grease) | 49,000 rpm |
| Axial displacement K Factor | 2.12 |
| Preload level | 7 |
| Preload value | 0.025 kN |
| Axial rigidity | 20 N/µm |
| Radial rigidity | 117 N/µm |
| Min operating temperature, Tmin | -30 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.42 Hz |
| Characteristic rolling element frequency, BSF | 5.84 Hz |
| Characteristic outer ring frequency, BPF0 | 5.87 Hz |
| Characteristic inner ring frequency, BPFI | 8.13 Hz |
| da min | 19.5 mm |
| db min | 19.5 mm |
| Da max | 27.5 mm |
| Db max | 27.5 mm |
| r1a max | 0.3 mm |
| ra max | 0.3 mm |
| D6 | 22.5 mm |
Detailed Parameters
parameter：
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