ISO NH319 cylindrical roller bearings
QuestionISO NH319 cylindrical roller bearings 42 Outer Diameter (mm) ? Find what you need faster by entering 20x42x12 Size (mm) your information .
Size (mm) | 20x42x12 |
Bore Diameter (mm) | 20 |
Outer Diameter (mm) | 42 |
Width (mm) | 12 |
d | 20 mm |
D | 42 mm |
B | 12 mm |
C | 12 mm |
Angle (α) | 20 ° |
d1 | 26.6 mm |
d2 | 24.65 mm |
D1 | 37.05 mm |
D2 | 38.65 mm |
a | 13 mm |
Contact angle α | 25 ° |
rs min | 0.6 mm |
r1s min | 0.3 mm |
f0 | 7.52 |
Precision class | P4S |
Mass | 0.06 kg |
Dynamic load, C | 6.3 kN |
Static load, C0 | 2.95 kN |
Fatigue limit load, Cu | 0.19 kN |
Nlim (grease) | 44,000 rpm |
Axial displacement K Factor | 0.96 |
Preload level | 7 |
Preload value | 0.05 kN |
Axial rigidity | 54 N/µm |
Radial rigidity | 119 N/µm |
Min operating temperature, Tmin | -20 °C |
Max operating temperature, Tmax | 120 °C |
Characteristic cage frequency, FTF | 0.42 Hz |
Characteristic rolling element frequency, BSF | 5.28 Hz |
Characteristic outer ring frequency, BPF0 | 5.83 Hz |
Characteristic inner ring frequency, BPFI | 8.17 Hz |
da min | 24.5 mm |
db min | 24.5 mm |
Da max | 37.5 mm |
Db max | 37.5 mm |
r1a max | 0.3 mm |
ra max | 0.6 mm |
D6 | 28.6 mm |
Detailed Parameters
parameter:
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