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Bearing NJ2304 (NSK)
Cylindrical roller bearings NJ2304
Bearing number : NJ2304
Size (mm) : 20x52x21
Brand : NSK
Bore Diameter (mm) : 20
Outer Diameter (mm) : 52
Width (mm) : 21
Bearing dimensions and specification in NSK catalogue:
d - 20 mm
Fw - 28,5 mm
D - 52 mm
B - 21 mm
C - 21 mm
r min. - 1,1 mm
r1 min. - 0,6 mm
da min. - 26,5 mm
db max. - 27 mm
db min - 24 mm
ra max. - 1 mm
rb max. - 0,6 mm
Db max - 45,5 mm
Weight - 0,217 Kg
Basic dynamic load rating (C) - 30,5 kN
Basic static load rating (C0) - 27,2 kN
(Grease) Lubrication Speed - 11 000 r/min
(Oil) Lubrication Speed - 14 000 r/min
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