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Bearing 21308EAKE4 (NSK)
Spherical roller bearings 21308EAKE4
Bearing number : 21308EAKE4
Size (mm) : 40x90x23
Brand : NSK
Bore Diameter (mm) : 40
Outer Diameter (mm) : 90
Width (mm) : 23
Bearing dimensions and specification in NSK catalogue:
d - 40 mm
D - 90 mm
B - 23 mm
C - 23 mm
r min. - 1,5 mm
da min. - 49 mm
da max - 54 mm
Da min - 75 mm
Da max. - 81 mm
ra max. - 1,5 mm
Weight - 0,73 Kg
Basic dynamic load rating (C) - 94,5 kN
Basic static load rating (C0) - 111 kN
(Grease) Lubrication Speed - 5300 r/min
(Oil) Lubrication Speed - 7000 r/min
Calculation factor (e) - 0,25
Calculation factor (Y0) - 2,6
Calculation factor (Y2) - 3,9
Calculation factor (Y3) - 2,7
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