61903 bearing 17x30x7

Bearing 61903 Bearing 61903

Deep groove ball bearings, single row 61903

Bearing number : 61903

Size (mm) : 17x30x7

Bore Diameter (mm) : 17

Outer Diameter (mm) : 30

Width (mm) : 7

Bearing dimensions and specification in catalogue:

d - 17 mm

D - 30 mm

B - 7 mm

d1 - - 20.4 mm

D2 - - 27.7 mm

r1,2 - min. - 0.3 mm

da - min. - 19 mm

Da - max. - 28 mm

ra - max. - 0.3 mm

Basic dynamic load rating - C - 4.6 kN

Basic static load rating - C0 - 2.6 kN

Fatigue load limit - Pu - 0.108 kN

Reference speed - 50000 r/min

Limiting speed - 32000 r/min

Calculation factor - kr - 0.02

Calculation factor - f0 - 14.7

Mass bearing - 0.016 kg

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