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Bearing 683 (NTN)
Deep groove ball bearings 683
Bearing number : 683
Size (mm) : 3x7x2
Brand : NTN
Bore Diameter (mm) : 3
Outer Diameter (mm) : 7
Width (mm) : 2
Bearing dimensions and specification in NTN catalogue:
d - 3 mm
D - 7 mm
B - 2 mm
C - 2 mm
r min. - 0,1 mm
da min. - 3,9 mm
da max - 4,1 mm
Da max. - 5,8 mm
ra max. - 0,1 mm
Weight - 0,33 Kg
Basic dynamic load rating (C) - 0,39 kN
Basic static load rating (C0) - 0,13 kN
(Grease) Lubrication Speed - 58 000 r/min
(Oil) Lubrication Speed - 68 000 r/min
Calculation factor (f0) - 13
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