INA F-88312 needle roller bearings
INA F-88312 needle roller bearings, Units and 130x200x33 Size (mm) Housings CAD models , Manufacturing Service . Get Your Free.
| Size (mm) | 130x200x33 |
| Bore Diameter (mm) | 130 |
| Outer Diameter (mm) | 200 |
| Width (mm) | 33 |
| d | 130 mm |
| D | 200 mm |
| B | 33 mm |
| C | 33 mm |
| Angle (α) | 20 ° |
| d1 | 152.6 mm |
| D1 | 177.42 mm |
| D2 | 188.11 mm |
| a | 55 mm |
| Contact angle α | 25 ° |
| rs min | 2 mm |
| r1s min | 1 mm |
| f0 | 16.08 |
| Precision class | P4 |
| Mass | 3.18 kg |
| Dynamic load, C | 122 kN |
| Static load, C0 | 130 kN |
| Fatigue limit load, Cu | 5.7 kN |
| Nlim (oil) | 9,700 rpm |
| Nlim (grease) | 6,400 rpm |
| Axial displacement K Factor | 0.4 |
| Preload level | 7 |
| Preload value | 1.48 kN |
| Axial rigidity | 408 N/µm |
| Radial rigidity | 861 N/µm |
| Min operating temperature, Tmin | -30 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.44 Hz |
| Characteristic rolling element frequency, BSF | 7.89 Hz |
| Characteristic outer ring frequency, BPF0 | 9.31 Hz |
| Characteristic inner ring frequency, BPFI | 11.69 Hz |
| da min | 140 mm |
| db min | 140 mm |
| Da max | 190 mm |
| Db max | 190 mm |
| r1a max | 1 mm |
| ra max | 2 mm |
| D6 | 158 mm |
Detailed Parameters
parameter：
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