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Bearing 689 (NSK)
Deep groove ball bearings 689
Bearing number : 689
Size (mm) : 9x17x4
Brand : NSK
Bore Diameter (mm) : 9
Outer Diameter (mm) : 17
Width (mm) : 4
Bearing dimensions and specification in NSK catalogue:
d - 9 mm
D - 17 mm
B - 4 mm
C - 4 mm
r min. - 0,2 mm
da min. - 10,6 mm
Da max. - 15,4 mm
ra max. - 0,2 mm
Weight - 0,00353 Kg
Basic dynamic load rating (C) - 1,33 kN
Basic static load rating (C0) - 0,665 kN
(Grease) Lubrication Speed - 36 000 r/min
(Oil) Lubrication Speed - 43 000 r/min
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