Bearing RC4844 NACHI RC4844 NACHI bearing Size Chart (mm/inches) |
|---|
| d | 75 mm |
| D | 130 mm |
| B | 31 mm |
| d2 | 88.4 mm |
| D1 | 117.8 mm |
| rs min | 1.5 mm |
| Number of lubrication holes | 3 |
| b | 7.4 mm |
| k | 3.5 mm |
| e | 0.22 |
| Y1 | 3.13 |
| Y2 | 4.67 |
| Y0 | 3.06 |
| Radial clearance class | C3 |
| Mass | 1.64 kg |
| Dynamic load, C | 244 kN |
| Static load, C0 | 249 kN |
| Fatigue limit load, Cu | 30.2 kN |
| Nref | 4,600 rpm |
| Nlim | 6,200 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.43 Hz |
| Characteristic rolling element frequency, BSF | 6.71 Hz |
| Characteristic outer ring frequency, BPF0 | 8.13 Hz |
| Characteristic inner ring frequency, BPFI | 10.87 Hz |
| da min | 84 mm |
| Da max | 121 mm |
| ra max | 1.5 mm |