Komatsu Size Chart (mm/inches) |
|---|
| Bearing number | 4T-33225/33462 |
| Size (mm) | 57.15x117.475x30.162 |
| Bore Diameter (mm) | 57,15 |
| Outer Diameter (mm) | 117,475 |
| Width (mm) | 30,162 |
| d | 57,15 mm |
| D | 117,475 mm |
| T | 30,162 mm |
| B | 30,162 mm |
| C | 23,812 mm |
| ra1 max. | 3,3 mm |
| a | 2,6 mm |
| Da | 104 mm |
| db | 68 mm |
| ra max. | 3,5 mm |
| da | 74 mm |
| Db | 112 mm |
| Weight | 1,58 Kg |
| Basic dynamic load rating (C) | 117 kN |
| Basic static load rating (C0) | 175 kN |
| (Grease) Lubrication Speed | 3 000 r/min |
| (Oil) Lubrication Speed | 4 000 r/min |
| Calculation factor (e) | 0,44 |
| Calculation factor (Y0) | 0,76 |
| d1 | 94.5 mm |
| e | 0.44 |
| Y2 | 1.38 |
| Y0 | 0.76 |
| Mass | 1.58 kg |
| Dynamic load, C | 117 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 175 kN |
| Fatigue limit load, Cu | 21.3 kN |
| Nlim (oil) | 4,000 rpm |
| Nlim (grease) | 3,000 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 | 9.16 Hz |
| Characteristic outer ring frequency, BPF0 | 10.31 Hz |
| Characteristic inner ring frequency, BPFI | 12.69 Hz |
| ra max | 3.5 mm |
| r1a max | 3.3 mm |