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Bearing 6304N (NSK)
Deep groove ball bearings 6304N
Bearing number : 6304N
Size (mm) : 20x52x15
Brand : NSK
Bore Diameter (mm) : 20
Outer Diameter (mm) : 52
Width (mm) : 15
Bearing dimensions and specification in NSK catalogue:
d - 20 mm
D - 52 mm
B - 15 mm
C - 15 mm
rn - 0,5 mm
a - 2,46 mm
b - 1,35 mm
r min. - 1,1 mm
r0 max. - 0,4 mm
D1 - 49,73 mm
da min. - 26,5 mm
da max - 28 mm
Da max. - 45,5 mm
ra max. - 1 mm
Weight - 0,145 Kg
Basic dynamic load rating (C) - 15,9 kN
Basic static load rating (C0) - 7,9 kN
(Grease) Lubrication Speed - 14 000 r/min
(Oil) Lubrication Speed - 17 000 r/min
Calculation factor (f0) - 12,4
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