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Bearing 21307RHK (KOYO)
Spherical roller bearings 21307RHK
Bearing number : 21307RHK
Size (mm) : 35x80x21
Brand : KOYO
Bore Diameter (mm) : 35
Outer Diameter (mm) : 80
Width (mm) : 21
Bearing dimensions and specification in KOYO catalogue:
d - 35 mm
D - 80 mm
B - 21 mm
C - 21 mm
r min. - 1,5 mm
da min. - 43,5 mm
Da max. - 71,5 mm
ra max. - 1,5 mm
Weight - 0,564 Kg
Basic dynamic load rating (C) - 69,6 kN
Basic static load rating (C0) - 75,3 kN
(Grease) Lubrication Speed - 4500 r/min
(Oil) Lubrication Speed - 6000 r/min
Calculation factor (e) - 0,27
Calculation factor (Y0) - 2,43
Calculation factor (Y1) - 2,49
Calculation factor (Y2) - 3,71
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