NSK NA4911 bearing

Bearing NA4911

NSK NA4911 bearing, Size: 55x80x25. NSK NA4911 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Needle roller bearings NA4911

Bearing number : NA4911

Size (mm) : 55x80x25

Brand : NSK

Bore Diameter (mm) : 55

Outer Diameter (mm) : 80

Width (mm) : 25

Bearing dimensions and specification in NSK catalogue:

d - 55 mm

Fw - 63 mm

D - 80 mm

B - 25 mm

C - 25 mm

r min. - 1 mm

da min. - 60 mm

Da max. - 75 mm

ra max. - 1 mm

Weight - 0,4 Kg

Basic dynamic load rating (C) - 53,5 kN

Basic static load rating (C0) - 87,5 kN

(Grease) Lubrication Speed - 4000 r/min

(Oil) Lubrication Speed - 6700 r/min

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E-mail: [email protected]

Contact Details: ROOM 19/F AiLeiw 532, Basheki.sepwer.Hong Kong

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