NTN SKF FAG TIMKEN NSK 641TFX01 bearing Size Chart (mm/inches) |
|---|
| Bearing number | RNA4936 |
| Size (mm) | 205x250x69 |
| Bore Diameter (mm) | 205 |
| Outer Diameter (mm) | 250 |
| Width (mm) | 69 |
| Fw | 205 mm |
| D | 250 mm |
| C | 69 mm |
| r min. | 2 mm |
| Da max. | 241 mm |
| ra max. | 2 mm |
| Weight | 4,48 Kg |
| Basic dynamic load rating (C) | 375 kN |
| Basic static load rating (C0) | 890 kN |
| (Grease) Lubrication Speed | 1300 r/min |
| rs min | 2 mm |
| Dw | 12.5 mm |
| Lw | 56 mm |
| Lubrication hole on outer ring | Oui/Yes |
| k | 4 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 4.48 kg |
| Cr | 375 kN |
| C0r | 890 kN |
| Nlim (grease) | 1,300 rpm |
| Nlim (oil) | 2,000 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.47 Hz |
| Characteristic rolling element frequency, BSF | 17.34 Hz |
| Characteristic outer ring frequency, BPF0 | 15.08 Hz |
| Characteristic inner ring frequency, BPFI | 16.92 Hz |
| Da max | 241 mm |
| ras max | 2 mm |
| Category | Bearings |
| Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 6.53 |
| Product Group | B04144 |