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Bearing NA4901 (NSK)
Needle roller bearings NA4901
Bearing number : NA4901
Size (mm) : 12x24x13
Brand : NSK
Bore Diameter (mm) : 12
Outer Diameter (mm) : 24
Width (mm) : 13
Bearing dimensions and specification in NSK catalogue:
d - 12 mm
Fw - 16 mm
D - 24 mm
B - 13 mm
C - 13 mm
r min. - 0,3 mm
da min. - 14 mm
Da max. - 22 mm
ra max. - 0,3 mm
Weight - 0,027 Kg
Basic dynamic load rating (C) - 10,1 kN
Basic static load rating (C0) - 11,7 kN
(Grease) Lubrication Speed - 17000 r/min
(Oil) Lubrication Speed - 28000 r/min
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