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Bearing NJ 304 ET (NSK)
Cylindrical roller bearings NJ 304 ET
Bearing number : NJ 304 ET
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
Fw - 27,5 mm
D - 52 mm
B - 15 mm
C - 15 mm
r min. - 1,1 mm
r1 min. - 0,6 mm
da min. - 26,5 mm
db max. - 26 mm
db min - 24 mm
ra max. - 1 mm
rb max. - 0,6 mm
Db max - 45,5 mm
Weight - 0,145 Kg
Basic dynamic load rating (C) - 31,5 kN
Basic static load rating (C0) - 26,9 kN
(Grease) Lubrication Speed - 12 000 r/min
(Oil) Lubrication Speed - 15 000 r/min
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