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Bearing F691 (KOYO)
Deep groove ball bearings F691
Bearing number : F691
Size (mm) : 1x4x1.6
Brand : KOYO
Bore Diameter (mm) : 1
Outer Diameter (mm) : 4
Width (mm) : 1,6
Bearing dimensions and specification in KOYO catalogue:
d - 1 mm
D - 4 mm
B - 1,6 mm
C - 1,6 mm
r min. - 0,1 mm
C1 - 0,5 mm
D1 - 5 mm
ba min. - 1,8 mm
ra max. - 0,1 mm
Weight - 0,0001 Kg
Basic dynamic load rating (C) - 0,14 kN
Basic static load rating (C0) - 0,04 kN
(Grease) Lubrication Speed - 120000 r/min
(Oil) Lubrication Speed - 140000 r/min
Calculation factor (f0) - 11,4
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