Komatsu BACK REST GJ140987BACK REST
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
Komatsu BACK REST GJ140987BACK REST Size Chart (mm/inches) |
|---|
| d | 45 mm |
| D | 85 mm |
| B | 19 mm |
| d1 | 57.4 mm |
| D1 | 72.45 mm |
| D2 | 78.97 mm |
| a | 25 mm |
| Contact angle α | 25 ° |
| rs min | 1.1 mm |
| r1s min | 0.6 mm |
| f0 | 14.52 |
| Precision class | P4 |
| Mass | 0.42 kg |
| Dynamic load, C | 41 kN |
| Static load, C0 | 29.7 kN |
| Fatigue limit load, Cu | 1.67 kN |
| Nlim (oil) | 22,000 rpm |
| Nlim (grease) | 14,500 rpm |
| Axial displacement K Factor | 0.61 |
| Preload level | 8 |
| Preload value | 1.1 kN |
| Axial rigidity | 255 N/µm |
| Radial rigidity | 498 N/µm |
| Min operating temperature, Tmin | -30 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.41 Hz |
| Characteristic rolling element frequency, BSF | 4.96 Hz |
| Characteristic outer ring frequency, BPF0 | 5.76 Hz |
| Characteristic inner ring frequency, BPFI | 8.24 Hz |
| da min | 52 mm |
| db min | 52 mm |
| Da max | 78 mm |
| Db max | 78 mm |
| r1a max | 0.6 mm |
| ra max | 1 mm |
| D6 | 61.7 mm |