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Bearing 693 (KOYO)
Deep groove ball bearings 693
Bearing number : 693
Size (mm) : 3x8x3
Brand : KOYO
Bore Diameter (mm) : 3
Outer Diameter (mm) : 8
Width (mm) : 3
Bearing dimensions and specification in KOYO catalogue:
d - 3 mm
D - 8 mm
B - 3 mm
C - 3 mm
r min. - 0,15 mm
r1 min. - 0,15 mm
da min. - 4,2 mm
Da max. - 6,8 mm
ra max. - 0,15 mm
Weight - 0,0006 Kg
Basic dynamic load rating (C) - 0,55 kN
Basic static load rating (C0) - 0,17 kN
(Grease) Lubrication Speed - 64000 r/min
(Oil) Lubrication Speed - 76000 r/min
Calculation factor (f0) - 11,5
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