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Bearing W 61811-2Z (SKF)
Deep groove ball bearings, stainless steel W 61811-2Z
Bearing number : W 61811-2Z
Size (mm) : 55x72x9
Brand : SKF
Bore Diameter (mm) : 55
Outer Diameter (mm) : 72
Width (mm) : 9
Bearing dimensions and specification in SKF catalogue:
d - 55 mm
D - 72 mm
B - 9 mm
d1 - - 60.3 mm
D2 - - 68.68 mm
r1,2 - min. - 0.3 mm
Da - max. - 70 mm
ra - max. - 0.3 mm
Basic dynamic load rating - C - 7.2 kN
Basic static load rating - C0 - 8.5 kN
Fatigue load limit - Pu - 0.345 kN
Reference speed - 19000 r/min
Limiting speed - 9500 r/min
Calculation factor - kr - 0.02
Calculation factor - f0 - 17
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