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Bearing 21306RH (KOYO)
Spherical roller bearings 21306RH
Bearing number : 21306RH
Size (mm) : 30x72x19
Brand : KOYO
Bore Diameter (mm) : 30
Outer Diameter (mm) : 72
Width (mm) : 19
Bearing dimensions and specification in KOYO catalogue:
d - 30 mm
D - 72 mm
B - 19 mm
C - 19 mm
r min. - 1,1 mm
da min. - 37 mm
Da max. - 65 mm
ra max. - 1 mm
Weight - 0,43 Kg
Basic dynamic load rating (C) - 59,3 kN
Basic static load rating (C0) - 62,7 kN
(Grease) Lubrication Speed - 5200 r/min
(Oil) Lubrication Speed - 7000 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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