KOMATSU FRAME 421-Z90-4550
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
Product Features
KOMATSU FRAME 421-Z90-4550 Size Chart (mm/inches) |
|---|
| Bearing number | 3310A |
| Size (mm) | 50x110x44.400 |
| Bore Diameter (mm) | 50,000 |
| Outer Diameter (mm) | 110,000 |
| Width (mm) | 44,400 |
| d | 50,000 mm |
| D | 110,000 mm |
| B | 44,400 mm |
| C | 44,400 mm |
| d1 | 68.3 mm |
| D1 | 89.6 mm |
| a | 55 mm |
| Contact angle α | 25 ° |
| rs min | 2 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 1.6 kg |
| Dynamic load, C | 78.4 kN |
| Static load, C0 | 61.6 kN |
| Fatigue limit load, Cu | 3.8 kN |
| f0 | 13.9 |
| Nref | 5,200 rpm |
| Nlim | 6,000 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.4 Hz |
| Characteristic rolling element frequency, BSF | 4.32 Hz |
| Characteristic outer ring frequency, BPF0 | 3.2 Hz |
| Characteristic inner ring frequency, BPFI | 4.8 Hz |
| da min | 59 mm |
| Da max | 101 mm |
| ra max | 2 mm |