KOMATSU 21K-54-74840 COVER
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
KOMATSU 21K-54-74840 COVER Size Chart (mm/inches) |
|---|
| d | 30 mm |
| D | 62 mm |
| B | 20 mm |
| d2 | 37.5 mm |
| D1 | 54.3 mm |
| rs min | 1 mm |
| Number of lubrication holes | 3 |
| b | 4.4 mm |
| k | 2 mm |
| e | 0.31 |
| Y1 | 2.15 |
| Y2 | 3.2 |
| Y0 | 2.1 |
| Radial clearance class | CN |
| Mass | 0.27 kg |
| Dynamic load, C | 75.7 kN |
| Static load, C0 | 64.5 kN |
| Fatigue limit load, Cu | 6.5 kN |
| Nref | 11,000 rpm |
| Nlim | 14,000 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 200 °C |
| Characteristic cage frequency, FTF | 0.41 Hz |
| Characteristic rolling element frequency, BSF | 5.25 Hz |
| Characteristic outer ring frequency, BPF0 | 6.15 Hz |
| Characteristic inner ring frequency, BPFI | 8.85 Hz |
| da min | 35.6 mm |
| Da max | 56.4 mm |
| ra max | 1 mm |