Deep groove ball bearings, stainless steel W 61903-2Z

Bearing number : W 61903-2Z

Size (mm) : 17x30x7

Brand : SKF

Bore Diameter (mm) : 17

Outer Diameter (mm) : 30

Width (mm) : 7

Bearing dimensions and specification in SKF catalogue:

d - 17 mm

D - 30 mm

B - 7 mm

d1 - - 21 mm

D2 - - 27.8 mm

r1,2 - min. - 0.3 mm

da - min. - 19 mm

da - max. - 20.5 mm

Da - max. - 28.5 mm

ra - max. - 0.3 mm

Basic dynamic load rating - C - 4 kN

Basic static load rating - C0 - 2.6 kN

Fatigue load limit - Pu - 0.108 kN

Reference speed - 50000 r/min

Limiting speed - 24000 r/min

Calculation factor - kr - 0.025

Calculation factor - f0 - 14.8

Mass bearing - 0.017 kg