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Bearing NA4912 (NSK)
Needle roller bearings NA4912
Bearing number : NA4912
Size (mm) : 60x85x25
Brand : NSK
Bore Diameter (mm) : 60
Outer Diameter (mm) : 85
Width (mm) : 25
Bearing dimensions and specification in NSK catalogue:
d - 60 mm
Fw - 68 mm
D - 85 mm
B - 25 mm
C - 25 mm
r min. - 1 mm
da min. - 65 mm
Da max. - 80 mm
ra max. - 1 mm
Weight - 0,435 Kg
Basic dynamic load rating (C) - 56 kN
Basic static load rating (C0) - 95,5 kN
(Grease) Lubrication Speed - 3800 r/min
(Oil) Lubrication Speed - 6300 r/min
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