SKF 71902 ACE/P4AH angular contact ball bearings
SKF 71902 ACE/P4AH angular contact ball bearings Manufacturers , Online Wholesale 20 mm d Suppliers !
d | 20 mm |
D | 42 mm |
B | 12 mm |
d1 | 26.6 mm |
d2 | 24.8 mm |
D1 | 34.21 mm |
K | 0.5 mm |
C1 | 3.67 mm |
r1,2 min. | 0.6 mm |
r3,4 min. | 0.3 mm |
a | 10.2 mm |
da min. | 22 mm |
db min. | 22 mm |
Da max. | 40 mm |
Db max. | 39.6 mm |
ra max. | 0.6 mm |
rb max. | 0.3 mm |
dn | 28.1 mm |
Basic dynamic load rating C | 7.41 kN |
Basic static load rating C0 | 3.35 kN |
Fatigue load limit Pu | 0.143 kN |
Attainable speed for grease lubrication | 65000 r/min |
Attainable speed for oil-air lubrication | 100000 r/min |
Ball diameter Dw | 6.35 mm |
Number of balls z | 12 |
Reference grease quantity Gref | 1.1 cm³ |
Preload class A GA | 40 N |
Static axial stiffness, preload class A | 23 N/µm |
Preload class B GB | 120 N |
Static axial stiffness, preload class B | 36 N/µm |
Preload class C GC | 235 N |
Static axial stiffness, preload class C | 49 N/µm |
Calculation factor f | 1.04 |
Calculation factor f1 | 1 |
Calculation factor f2A | 1 |
Calculation factor f2B | 1.03 |
Calculation factor f2C | 1.05 |
Calculation factor fHC | 1.01 |
Calculation factor f0 | 7.2 |
Mass bearing | 0.056 kg |
Detailed Parameters
parameter:
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