INA VLA 20 0644 N thrust ball bearings
INA VLA 20 0644 N thrust ball bearings Engineering Calculator , 28 mm D Manufacturing Service . Get 15 mm d Your Free. 7 mm B
d | 15 mm |
D | 28 mm |
B | 7 mm |
d1 | 18.7 mm |
D1 | 24.3 mm |
D2 | 25.92 mm |
a | 9 mm |
Contact angle α | 25 ° |
rs min | 0.3 mm |
r1s min | 0.3 mm |
f0 | 12.57 |
Precision class | P4 |
Mass | 0.02 kg |
Dynamic load, C | 4.25 kN |
Static load, C0 | 2.33 kN |
Fatigue limit load, Cu | 0.15 kN |
Nlim (oil) | 74,000 rpm |
Nlim (grease) | 49,000 rpm |
Axial displacement K Factor | 1.04 |
Preload level | 9 |
Preload value | 0.22 kN |
Axial rigidity | 89 N/µm |
Radial rigidity | 169 N/µm |
Min operating temperature, Tmin | -30 °C |
Max operating temperature, Tmax | 120 °C |
Characteristic cage frequency, FTF | 0.42 Hz |
Characteristic rolling element frequency, BSF | 5.26 Hz |
Characteristic outer ring frequency, BPF0 | 5.41 Hz |
Characteristic inner ring frequency, BPFI | 7.59 Hz |
da min | 17.5 mm |
db min | 17.5 mm |
Da max | 25.5 mm |
Db max | 25.5 mm |
r1a max | 0.3 mm |
ra max | 0.3 mm |
D6 | 20.2 mm |
Detailed Parameters
parameter:
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