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