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Bearing BC2-7A (NTN)
Deep groove ball bearings BC2-7A
Bearing number : BC2-7A
Size (mm) : 2x7x2.5
Brand : NTN
Bore Diameter (mm) : 2
Outer Diameter (mm) : 7
Width (mm) : 2,5
Bearing dimensions and specification in NTN catalogue:
d - 2 mm
D - 7 mm
B - 2,5 mm
C - 2,5 mm
r min. - 0,15 mm
da min. - 3,2 mm
da max - 3,6 mm
Da max. - 5,8 mm
ra max. - 0,15 mm
Weight - 0,44 Kg
Basic dynamic load rating (C) - 0,39 kN
Basic static load rating (C0) - 0,12 kN
(Grease) Lubrication Speed - 59 000 r/min
(Oil) Lubrication Speed - 70 000 r/min
Calculation factor (f0) - 11,9
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