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Bearing number : 30228JR
Size (mm) : 140x250x45.75
Brand : KOYO
Bore Diameter (mm) : 140
Outer Diameter (mm) : 250
Width (mm) : 45,75
d - 140 mm
D - 250 mm
T - 45,75 mm
B - 42 mm
C - 36 mm
a - 49,4 mm
r min. - 4 mm
r2 min. - 3 mm
da min. - 158 mm
da max - 163 mm
Da min - 219 mm
Da max. - 236 mm
Db min. - 237 mm
ra max. - 3 mm
rb max. - 2,5 mm
Weight - 8,97 Kg
Basic dynamic load rating (C) - 420 kN
Basic static load rating (C0) - 570 kN
(Grease) Lubrication Speed - 1500 r/min
(Oil) Lubrication Speed - 1900 r/min
Calculation factor (e) - 0,44
Calculation factor (Y0) - 0,76
Calculation factor (Y1) - 1,38
Tags : KOYO , 140x250x45.75