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Bearing 4311 (KOYO)
Deep groove ball bearings 4311
Bearing number : 4311
Size (mm) : 55x120x43
Brand : KOYO
Bore Diameter (mm) : 55
Outer Diameter (mm) : 120
Width (mm) : 43
Bearing dimensions and specification in KOYO catalogue:
d - 55 mm
D - 120 mm
B - 43 mm
C - 43 mm
r min. - 2 mm
da min. - 64 mm
Da max. - 111 mm
ra max. - 2 mm
Weight - 2.29 Kg
Basic dynamic load rating (C) - 84.2 kN
Basic static load rating (C0) - 94.4 kN
(Grease) Lubrication Speed - 3400 r/min
(Oil) Lubrication Speed - 4600 r/min
Calculation factor (f0) - 14.2
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