Deep groove ball bearings W638/3-2RS1

Bearing number : W638/3-2RS1

Size (mm) : 3x7x3

Brand : SKF

Bore Diameter (mm) : 3

Outer Diameter (mm) : 7

Width (mm) : 3

Bearing dimensions and specification in SKF catalogue:

d - 3 mm

D - 7 mm

B - 3 mm

C - 3 mm

d1 - – mm

d2 - 3,8 mm

r1 min. - 3,7 mm

r2 min. - 3,7 mm

D1 - 6,4 mm

D2 - 0,1 mm

da min. - 3,8 mm

Da max. - 6,5 mm

ra max. - 0,1 mm

Weight - 0,0005 Kg

Basic dynamic load rating (C) - 0,178 kN

Basic static load rating (C0) - 0,057 kN

Fatigue load limit (Pu) - 0,002

Reference speed - – r/min

Limiting speed - 45000 r/min

Calculation factor (f0) - 7,1

Calculation factor (kr) - 0,02