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Bearing 7004 A (NSK)
Angular contact ball bearings 7004 A
Bearing number : 7004 A
Size (mm) : 20x42x12
Brand : NSK
Bore Diameter (mm) : 20
Outer Diameter (mm) : 42
Width (mm) : 12
Bearing dimensions and specification in NSK catalogue:
d - 20 mm
D - 42 mm
B - 12 mm
C - 12 mm
a - 14,9 mm
r min. - 0,6 mm
r1 min. - 0,3 mm
da min. - 25 mm
Da max. - 37 mm
ra max. - 0,6 mm
Weight - 0,068 Kg
Basic dynamic load rating (C) - 10,8 kN
Basic static load rating (C0) - 6,6 kN
(Grease) Lubrication Speed - 18 000 r/min
(Oil) Lubrication Speed - 24 000 r/min
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