KOYO 689 Bearing Specifications

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Bearing 689

Bearing number : 689

Size (mm) : 9x17x4

Brand : KOYO

Bore Diameter (mm) : 9

Outer Diameter (mm) : 17

Width (mm) : 4

Bearing dimensions and specification in KOYO catalogue:

d - 9 mm

D - 17 mm

B - 4 mm

C - 4 mm

r min. - 0,2 mm

r1 min. - 0,2 mm

da min. - 10,6 mm

Da max. - 15,4 mm

ra max. - 0,2 mm

Weight - 0,0035 Kg

Basic dynamic load rating (C) - 1,35 kN

Basic static load rating (C0) - 0,66 kN

(Grease) Lubrication Speed - 39000 r/min

(Oil) Lubrication Speed - 46000 r/min

Calculation factor (f0) - 14,9

Tags :  KOYO , 9x17x4