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Bearing QJ 203 N2MA (SKF)
Angular contact ball bearings, four-point contact ball bearings QJ 203 N2MA
Bearing number : QJ 203 N2MA
Size (mm) : 17x40x12
Brand : SKF
Bore Diameter (mm) : 17
Outer Diameter (mm) : 40
Width (mm) : 12
Bearing dimensions and specification in SKF catalogue:
d - 17 mm
D - 40 mm
B - 12 mm
d1 - - 23.5 mm
D1 - - 32.5 mm
a - 20 mm
h - 2.5 mm
b - 3.5 mm
r0 - 0.5 mm
r1,2 - min. - 0.6 mm
da - min. - 21.2 mm
Da - max. - 35.8 mm
ra - max. - 0.6 mm
Basic dynamic load rating - C - 17 kN
Basic static load rating - C0 - 11.4 kN
Fatigue load limit - Pu - 0.48 kN
Reference speed - 22000 r/min
Limiting speed - 30000 r/min
Calculation factor - ka - 1
Calculation factor - e - 0.95
Calculation factor - X - 0.6
Calculation factor - Y0 - 0.58
Calculation factor - Y1 - 0.66
Calculation factor - Y2 - 1.07
Mass bearing - 0.082 kg
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