Bearing 7208 A NSK 7208 A NSK bearing Size Chart (mm/inches) |
|---|
| d | 95 mm |
| D | 130 mm |
| B | 18 mm |
| d1 | 106.2 mm |
| D1 | 118.75 mm |
| D2 | 124.24 mm |
| a | 24 mm |
| Contact angle α | 15 ° |
| rs min | 0.6 mm |
| r1s min | 0.6 mm |
| f0 | 16.67 |
| Precision class | P4 |
| Mass | 0.59 kg |
| Dynamic load, C | 40.8 kN |
| Static load, C0 | 46.3 kN |
| Fatigue limit load, Cu | 2.33 kN |
| Nlim (oil) | 15,500 rpm |
| Nlim (grease) | 10,000 rpm |
| Axial displacement K Factor | 0.93 |
| Preload level | 7 |
| Preload value | 0.21 kN |
| Axial rigidity | 92 N/µm |
| Radial rigidity | 547 N/µm |
| Min operating temperature, Tmin | -30 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.46 Hz |
| Characteristic rolling element frequency, BSF | 10.82 Hz |
| Characteristic outer ring frequency, BPF0 | 12.3 Hz |
| Characteristic inner ring frequency, BPFI | 14.7 Hz |
| da min | 99.5 mm |
| db min | 99.5 mm |
| Da max | 125.5 mm |
| Db max | 125.5 mm |
| r1a max | 0.6 mm |
| ra max | 0.6 mm |
| D6 | 109.5 mm |