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Bearing NA4902 (NSK)
Needle roller bearings NA4902
Bearing number : NA4902
Size (mm) : 15x28x13
Brand : NSK
Bore Diameter (mm) : 15
Outer Diameter (mm) : 28
Width (mm) : 13
Bearing dimensions and specification in NSK catalogue:
d - 15 mm
Fw - 20 mm
D - 28 mm
B - 13 mm
C - 13 mm
r min. - 0,3 mm
da min. - 17 mm
Da max. - 26 mm
ra max. - 0,3 mm
Weight - 0,035 Kg
Basic dynamic load rating (C) - 10,8 kN
Basic static load rating (C0) - 13,6 kN
(Grease) Lubrication Speed - 13000 r/min
(Oil) Lubrication Speed - 22000 r/min
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