Spherical roller bearings 21307CDKE4
Bearing number : 21307CDKE4
Size (mm) : 35x80x21
Brand : NSK
Bore Diameter (mm) : 35
Outer Diameter (mm) : 80
Width (mm) : 21
Bearing dimensions and specification in NSK catalogue:
d - 35 mm
D - 80 mm
B - 21 mm
C - 21 mm
r min. - 1,5 mm
da min. - 44 mm
da max - 47 mm
Da min - 67 mm
Da max. - 71 mm
ra max. - 1,5 mm
Weight - 0,53 Kg
Basic dynamic load rating (C) - 71,5 kN
Basic static load rating (C0) - 76 kN
(Grease) Lubrication Speed - 4000 r/min
(Oil) Lubrication Speed - 5300 r/min
Calculation factor (e) - 0,28
Calculation factor (Y0) - 2,4
Calculation factor (Y2) - 3,6
Calculation factor (Y3) - 2,4
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