Komatsu 56D-22-12712 HUB Size Chart (mm/inches) |
|---|
| d | 460 mm |
| D | 680 mm |
| B | 163 mm |
| d2 | 531 mm |
| D1 | 612 mm |
| rs min | 6 mm |
| Number of lubrication holes | 8 |
| b | 27 mm |
| k | 16 mm |
| e | 0.23 |
| Y1 | 2.88 |
| Y2 | 4.29 |
| Y0 | 2.82 |
| Radial clearance class | C4 |
| Dynamic load, C | 3,600 kN |
| Static load, C0 | 7,450 kN |
| Fatigue limit load, Cu | 939 kN |
| Nref | 570 rpm |
| Nlim | 750 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.45 Hz |
| Characteristic rolling element frequency, BSF | 10.48 Hz |
| Characteristic outer ring frequency, BPF0 | 13.14 Hz |
| Characteristic inner ring frequency, BPFI | 15.86 Hz |
| da min | 483 mm |
| Da max | 657 mm |
| ra max | 5 mm |
| Category | Bearings |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 206 |
| Product Group | B04311 |