Deep groove ball bearings, stainless steel W 637/8-2Z

Bearing number : W 637/8-2Z

Size (mm) : 8x12x3,5

Brand : SKF

Bore Diameter (mm) : 8

Outer Diameter (mm) : 12

Width (mm) : 3,5

Bearing dimensions and specification in SKF catalogue:

d - 8 mm

D - 12 mm

B - 3.5 mm

d1 - - 9 mm

D2 - - 11.31 mm

r1,2 - min. - 0.1 mm

da - min. - 8.8 mm

da - max. - 8.9 mm

Da - max. - 11.5 mm

ra - max. - 0.1 mm

Basic dynamic load rating - C - 0.364 kN

Basic static load rating - C0 - 0.143 kN

Fatigue load limit - Pu - 0.006 kN

Reference speed - 100000 r/min

Limiting speed - 53000 r/min

Calculation factor - kr - 0.02

Calculation factor - f0 - 8.2

Mass bearing - 0.0011 kg