KOYO 638-2RD bearing

Bearing 638-2RD

638-2RD KOYO bearing,

KOYO 638-2RD bearing, Size: 8x28x9. KOYO 638-2RD are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Deep groove ball bearing 638-2RD

Bearing number : 638-2RD

Size (mm) : 8x28x9

Brand : KOYO

Bore Diameter (mm) : 8

Outer Diameter (mm) : 28

Width (mm) : 9

Bearing dimensions and specification in KOYO catalogue:

d - 8 mm

D - 28 mm

B - 9 mm

C - 9 mm

r min. - 0,3 mm

r1 min. - 0,3 mm

da min. - 10 mm

Da max. - 26 mm

ra max. - 0,3 mm

Weight - 0,029 Kg

Basic dynamic load rating (C) - 4,55 kN

Basic static load rating (C0) - 1,95 kN

(Grease) Lubrication Speed - 23000 r/min

Calculation factor (f0) - 12,3

Tags :  KOYO , 8x28x9