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Bearing NA4911

KOYO NA4911 bearing

Details

Needle roller bearing NA4911

Bearing number : NA4911

Size (mm) : 55x80x25

Brand : KOYO

Bore Diameter (mm) : 55

Outer Diameter (mm) : 80

Width (mm) : 25

Bearing dimensions and specification in KOYO catalogue:

d - 55 mm

Fw - 63 mm

D - 80 mm

B - 25 mm

C - 25 mm

r5 min. - 1 mm

S - 2,5 mm

Weight - 0,426 Kg

Basic dynamic load rating (C) - 62 kN

Basic static load rating (C0) - 107 kN

(Grease) Lubrication Speed - 6900 r/min

(Oil) Lubrication Speed - 4500 r/min

Tags :  KOYO , 55x80x25

Bearing NA4911

Online Message

KOYO NA4911 bearing Company information

KOYO NA4911 bearing are widely used in industrial drive, agriculture, compressors, motors and generators, construction, industrial fan, industrial transmission and other fields. KOYO NA4911 bearing can ensure high quality for more than 80% raw material of KOYO NA4911 bearing provided by the steel plant.Explorer series bearing of KOYO NA4911 bearing are better than any brand bearings currently in bearing performance , lifetime, design, and the use of performance. Explorer series bearings of KOYO NA4911 bearing have more advantages ,such as higher meet rated , lower noise, reducing warranty costs greatly, increasing running time of the machine .

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