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Bearing 61904 (SKF)
Deep groove ball bearings, single row 61904
Bearing number : 61904
Size (mm) : 20x37x9
Brand : SKF
Bore Diameter (mm) : 20
Outer Diameter (mm) : 37
Width (mm) : 9
Bearing dimensions and specification in SKF catalogue:
d - 20 mm
D - 37 mm
B - 9 mm
d1 - - 25.55 mm
D2 - - 32.7 mm
r1,2 - min. - 0.3 mm
da - min. - 22 mm
Da - max. - 35 mm
ra - max. - 0.3 mm
Basic dynamic load rating - C - 6.4 kN
Basic static load rating - C0 - 3.6 kN
Fatigue load limit - Pu - 0.156 kN
Reference speed - 43000 r/min
Limiting speed - 26000 r/min
Calculation factor - kr - 0.02
Calculation factor - f0 - 14.7
Mass bearing - 0.0366 kg
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