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Bearing 7304C (NACHI)
Angular contact ball bearings 7304C
Bearing number : 7304C
Size (mm) : 20x52x15
Brand : NACHI
Bore Diameter (mm) : 20
Outer Diameter (mm) : 52
Width (mm) : 15
Bearing dimensions and specification in NACHI catalogue:
d - 20 mm
D - 52 mm
B - 15 mm
C - 15 mm
Angle (α) - 15 °
a - -3.2 mm
r min. - 1.1 mm
r1 min. - 0.6 mm
da min. - 27 mm
Da max. - 45 mm
ra max. - 1 mm
Weight - 0.150 Kg
Basic dynamic load rating (C) - 18,6 kN
Basic static load rating (C0) - 10 kN
(Grease) Lubrication Speed - 22000 r/min
(Oil) Lubrication Speed - 31000 r/min
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