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Bearing 661/653 (KOYO)
Tapered roller bearings 661/653
Bearing number : 661/653
Size (mm) : 79.375x146.05x41.275
Brand : KOYO
Bore Diameter (mm) : 79,375
Outer Diameter (mm) : 146,05
Width (mm) : 41,275
Bearing dimensions and specification in KOYO catalogue:
d - 79,375 mm
D - 146,05 mm
T - 41,275 mm
B - 41,275 mm
C - 31,75 mm
a - 33,4 mm
r min. - 3,6 mm
r2 min. - 3,2 mm
da min. - 96 mm
Da - 131 mm
db min - 90 mm
ra max. - 3,6 mm
rb max. - 3,2 mm
Db - 139 mm
Weight - 2,92 Kg
Basic dynamic load rating (C) - 208 kN
Basic static load rating (C0) - 301 kN
(Grease) Lubrication Speed - 2600 r/min
(Oil) Lubrication Speed - 3400 r/min
Calculation factor (e) - 0,41
Calculation factor (Y0) - 0,81
Calculation factor (Y1) - 1,47
Tags : KOYO , 79.375x146.05x41.275
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