NSK NA6904 bearing

20x37x30

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Needle roller bearings NA6904

Bearing number : NA6904

Size (mm) : 20x37x30

Brand : NSK

Bore Diameter (mm) : 20

Outer Diameter (mm) : 37

Width (mm) : 30

Bearing dimensions and specification in NSK catalogue:

d - 20 mm

Fw - 25 mm

D - 37 mm

B - 30 mm

C - 30 mm

r min. - 0,3 mm

da min. - 22 mm

Da max. - 35 mm

ra max. - 0,3 mm

Weight - 0,14 Kg

Basic dynamic load rating (C) - 36,5 kN

Basic static load rating (C0) - 50,5 kN

(Grease) Lubrication Speed - 11000 r/min

(Oil) Lubrication Speed - 18000 r/min

Bearing NA6904

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