Bearing RNA4908 INA RNA4908 INA bearing Size Chart (mm/inches) |
|---|
| d | 50 mm |
| D | 90 mm |
| B | 20 mm |
| C | 17 mm |
| T | 21.75 mm |
| d1 | 69 mm |
| a | 19.5 mm |
| rs min | 1.5 mm |
| r1s min | 1.5 mm |
| e | 0.42 |
| Y2 | 1.43 |
| Y0 | 0.79 |
| Mass | 0.56 kg |
| ISO 355 reference | T3DB050 |
| Dynamic load, C | 77 kN |
| Rating life coefficient, A2 | 1 |
| Static load, C0 | 93 kN |
| Fatigue limit load, Cu | 11.3 kN |
| Nlim (oil) | 5,300 rpm |
| Nlim (grease) | 4,000 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.43 Hz |
| Characteristic rolling element frequency, BSF | 6.63 Hz |
| Characteristic outer ring frequency, BPF0 | 8.15 Hz |
| Characteristic inner ring frequency, BPFI | 10.85 Hz |
| da max | 58 mm |
| db min | 58.5 mm |
| Da min | 79 mm |
| Da max | 81.5 mm |
| Db min | 85 mm |
| Ca min | 3 mm |
| Cb min | 4.5 mm |
| ra max | 1.5 mm |
| r1a max | 1.5 mm |
| Category | Bearings |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.554 |
| EAN | 4547359291766 |
| Product Group | B04334 |