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Bearing NA4906 (NSK)
Needle roller bearings NA4906
Bearing number : NA4906
Size (mm) : 30x47x17
Brand : NSK
Bore Diameter (mm) : 30
Outer Diameter (mm) : 47
Width (mm) : 17
Bearing dimensions and specification in NSK catalogue:
d - 30 mm
Fw - 35 mm
D - 47 mm
B - 17 mm
C - 17 mm
r min. - 0,3 mm
da min. - 32 mm
Da max. - 45 mm
ra max. - 0,3 mm
Weight - 0,105 Kg
Basic dynamic load rating (C) - 23,9 kN
Basic static load rating (C0) - 32,5 kN
(Grease) Lubrication Speed - 7500 r/min
(Oil) Lubrication Speed - 12000 r/min
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