KOYO OB81 Bearing

Bearing OB81

Bearing number : OB81

Size (mm) : 4.762x7.938x2.779

Brand : KOYO

Bore Diameter (mm) : 4,762

Outer Diameter (mm) : 7,938

Width (mm) : 2,779

Bearing dimensions and specification in KOYO catalogue:

d - 4,762 mm

D - 7,938 mm

B - 2,779 mm

C - 2,779 mm

r min. - 0,08 mm

Weight - 0,0004 Kg

Basic dynamic load rating (C) - 0,26 kN

Basic static load rating (C0) - 0,12 kN

(Grease) Lubrication Speed - 59000 r/min

(Oil) Lubrication Speed - 70000 r/min

Tags :  KOYO , 4.762x7.938x2.779

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