NA4911 55x80x25 KOYO bearing

Bearing NA4911

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

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