NSK NA4903 bearing

17x30x13

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Needle roller bearings NA4903

Bearing number : NA4903

Size (mm) : 17x30x13

Brand : NSK

Bore Diameter (mm) : 17

Outer Diameter (mm) : 30

Width (mm) : 13

Bearing dimensions and specification in NSK catalogue:

d - 17 mm

Fw - 22 mm

D - 30 mm

B - 13 mm

C - 13 mm

r min. - 0,3 mm

da min. - 19 mm

Da max. - 28 mm

ra max. - 0,3 mm

Weight - 0,038 Kg

Basic dynamic load rating (C) - 11,6 kN

Basic static load rating (C0) - 15,4 kN

(Grease) Lubrication Speed - 12000 r/min

(Oil) Lubrication Speed - 20000 r/min

Bearing NA4903

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