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Bearing W637/2-2Z (SKF)
Deep groove ball bearings W637/2-2Z
Bearing number : W637/2-2Z
Size (mm) : 2x4x2
Brand : SKF
Bore Diameter (mm) : 2
Outer Diameter (mm) : 4
Width (mm) : 2
Bearing dimensions and specification in SKF catalogue:
d - 2 mm
D - 4 mm
B - 2 mm
C - 2 mm
d1 - 2,5 mm
d2 - – mm
r1 min. - 2,4 mm
r2 min. - 2,4 mm
D1 - 3,7 mm
D2 - 0,05 mm
da min. - 2,5 mm
Da max. - 3,8 mm
ra max. - 0,05 mm
Weight - 0,00009 Kg
Basic dynamic load rating (C) - 0,068 kN
Basic static load rating (C0) - 0,019 kN
Fatigue load limit (Pu) - 0,001
Reference speed - 200000 r/min
Limiting speed - 100000 r/min
Calculation factor (f0) - 6,7
Calculation factor (kr) - 0,02
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Bore Dia, mm
Outer Dia, mm:
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