NTN 23260B bearing Size Chart (mm/inches) |
|---|
| Bearing number | 4T-09062/09195 |
| Size (mm) | 15.875x49.225x19.845 |
| Bore Diameter (mm) | 15,875 |
| Outer Diameter (mm) | 49,225 |
| Width (mm) | 19,845 |
| d | 15,875 mm |
| D | 49,225 mm |
| T | 19,845 mm |
| B | 21,539 mm |
| C | 14,288 mm |
| ra1 max. | 1,3 mm |
| a | 9,4 mm |
| Da | 42 mm |
| db | 21,5 mm |
| ra max. | 0,8 mm |
| da | 22 mm |
| Db | 44,5 mm |
| Weight | 0,203 Kg |
| Basic dynamic load rating (C) | 38,5 kN |
| Basic static load rating (C0) | 39 kN |
| (Grease) Lubrication Speed | 8 500 r/min |
| (Oil) Lubrication Speed | 11 000 r/min |
| Calculation factor (e) | 0,27 |
| Calculation factor (Y0) | 1,24 |
| d1 | 32.5 mm |
| e | 0.27 |
| Y2 | 2.26 |
| Y0 | 1.24 |
| Mass | 0.2 kg |
| Dynamic load, C | 38.5 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 39 kN |
| Fatigue limit load, Cu | 4.75 kN |
| Nlim (oil) | 11,000 rpm |
| Nlim (grease) | 8,500 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.39 Hz |
| Characteristic rolling element frequency, BSF | 4.41 Hz |
| Characteristic outer ring frequency, BPF0 | 5.12 Hz |
| Characteristic inner ring frequency, BPFI | 7.88 Hz |
| ra max | 0.8 mm |
| r1a max | 1.3 mm |