W639/3-2RS1 SKF 3x8x4mm Fatigue load limit (Pu) 0.004 Deep groove ball bearings
Bearing number | W639/3-2RS1 |
Size (mm) | 3x8x4 |
Brand | SKF |
Bore Diameter (mm) | 3 |
Outer Diameter (mm) | 8 |
Width (mm) | 4 |
d | 3 mm |
D | 8 mm |
B | 4 mm |
C | 4 mm |
d1 | 4.3 mm |
d2 | – mm |
r1 min. | 4.2 mm |
r2 min. | 4.2 mm |
D1 | 7.3 mm |
D2 | 0.15 mm |
da min. | 4.3 mm |
Da max. | 7.3 mm |
ra max. | 0.15 mm |
Weight | 0.00083 Kg |
Basic dynamic load rating (C) | 0.319 kN |
Basic static load rating (C0) | 0.09 kN |
Fatigue load limit (Pu) | 0.004 |
Reference speed | – r/min |
Limiting speed | 43000 r/min |
Calculation factor (f0) | 6.1 |
Detailed Parameters
parameter:
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