NTN 4T-JM716649/JM716610 tapered roller bearings
How do you find 127 Bore Diameter (mm) the NTN 4T-JM716649/JM716610 tapered roller bearings specification? Manufacturers Online 127×215.9×47.625 Size (mm) Free check！
| Size (mm) | 127×215.9×47.625 |
| Bore Diameter (mm) | 127 |
| Outer Diameter (mm) | 215,9 |
| Width (mm) | 47,625 |
| d | 127 mm |
| D | 215,9 mm |
| T | 47,625 mm |
| B | 47,625 mm |
| C | 34,925 mm |
| ra1 max. | 3,3 mm |
| a – | 2,2 mm |
| Da | 196 mm |
| db | 141 mm |
| ra max. | 3,5 mm |
| da | 148 mm |
| Db | 208 mm |
| Weight | 7,05 Kg |
| Basic dynamic load rating (C) | 320 kN |
| Basic static load rating (C0) | 540 kN |
| (Grease) Lubrication Speed | 1 600 r/min |
| (Oil) Lubrication Speed | 2 100 r/min |
| Calculation factor (e) | 0,49 |
| Calculation factor (Y0) | 0,68 |
| d1 | 179 mm |
| a | 49.82 mm |
| e | 0.49 |
| Y2 | 1.23 |
| Y0 | 0.68 |
| Mass | 7.05 kg |
| Dynamic load, C | 320 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 540 kN |
| Fatigue limit load, Cu | 55.5 kN |
| Nlim (oil) | 2,100 rpm |
| Nlim (grease) | 1,600 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 | 10.17 Hz |
| Characteristic outer ring frequency, BPF0 | 11.79 Hz |
| Characteristic inner ring frequency, BPFI | 14.21 Hz |
| ra max | 3.5 mm |
| r1a max | 3.3 mm |
Detailed Parameters
parameter：
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