AST SFR1-5 deep groove ball bearings
AST SFR1-5 deep groove ball bearings Engineering Calculator , Manufacturing 65x120x39 Size (mm) Service . Get Your Free.
| Size (mm) | 65x120x39 |
| Bore Diameter (mm) | 65 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 39 |
| d | 65 mm |
| D | 120 mm |
| T | 39 mm |
| B | 38,5 mm |
| C | 32 mm |
| ra1 max. | 2,5 mm |
| a | 10,9 mm |
| Da | 107 mm |
| db | 74 mm |
| ra max. | 3 mm |
| da | 80 mm |
| Db | 114 mm |
| Weight | 1,9 Kg |
| Basic dynamic load rating (C) | 185 kN |
| Basic static load rating (C0) | 248 kN |
| (Grease) Lubrication Speed | 3 100 r/min |
| (Oil) Lubrication Speed | 4 100 r/min |
| Calculation factor (e) | 0,34 |
| Calculation factor (Y0) | 0,98 |
| d1 | 91 mm |
| e | 0.34 |
| Y2 | 1.78 |
| Y0 | 0.98 |
| Mass | 1.9 kg |
| Dynamic load, C | 185 kN |
| Rating life coefficient, A2 | 1.4 |
| Static load, C0 | 248 kN |
| Fatigue limit load, Cu | 30.2 kN |
| Nlim (oil) | 4,100 rpm |
| Nlim (grease) | 3,100 rpm |
| Min operating temperature, Tmin | -40 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.42 Hz |
| Characteristic rolling element frequency, BSF | 6.34 Hz |
| Characteristic outer ring frequency, BPF0 | 7.22 Hz |
| Characteristic inner ring frequency, BPFI | 9.78 Hz |
| ra max | 3 mm |
| r1a max | 2.5 mm |
Detailed Parameters
parameter：
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