NTN R09A20V bearing Size Chart (mm/inches) |
|---|
| d | 240 mm |
| D | 360 mm |
| B | 118 mm |
| D1 | 323 mm |
| rs min | 3 mm |
| Number of lubrication holes | 3 |
| b | 15.3 mm |
| k | 7 mm |
| e | 0.29 |
| Y1 | 2.32 |
| Y2 | 3.45 |
| Y0 | 2.26 |
| Radial clearance class | CN |
| Mass | 41.6 kg |
| Dynamic load, C | 2,020 kN |
| Static load, C0 | 3,050 kN |
| Fatigue limit load, Cu | 172 kN |
| Nref | 1,100 rpm |
| Nlim | 1,700 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 200 °C |
| Characteristic cage frequency, FTF | 0.44 Hz |
| Characteristic rolling element frequency, BSF | 8.8 Hz |
| Characteristic outer ring frequency, BPF0 | 11.12 Hz |
| Characteristic inner ring frequency, BPFI | 13.88 Hz |
| da min | 252.4 mm |
| Da max | 347.6 mm |
| ra max | 2.5 mm |