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Bearing 7901C (KOYO)
Angular contact ball bearings 7901C
Bearing number : 7901C
Size (mm) : 12x24x6
Brand : KOYO
Bore Diameter (mm) : 12
Outer Diameter (mm) : 24
Width (mm) : 6
Bearing dimensions and specification in KOYO catalogue:
d - 12 mm
D - 24 mm
B - 6 mm
C - 6 mm
Angle (α) - 15 °
a - 5.4 mm
r min. - 0.3 mm
r1 min. - 0.15 mm
da min. - 14.5 mm
Da max. - 21.5 mm
ra max. - 0.3 mm
Weight - 0.010 Kg
(Grease) Lubrication Speed - 48000 r/min
(Oil) Lubrication Speed - 62000 r/min
Calculation factor (f0) - 14.7
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