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Bearing NJ 2304 (NACHI)
Cylindrical roller bearings NJ 2304
Bearing number : NJ 2304
Size (mm) : 20x52x21
Brand : NACHI
Bore Diameter (mm) : 20
Outer Diameter (mm) : 52
Width (mm) : 21
Bearing dimensions and specification in NACHI catalogue:
d - 20 mm
Fw - 28.5 mm
D - 52 mm
B - 21 mm
r min. - 1.1 mm
r1 min. - 0.6 mm
Weight - 0.213 Kg
Basic dynamic load rating (C) - 30,5 kN
Basic static load rating (C0) - 27,2 kN
(Grease) Lubrication Speed - 11000 r/min
(Oil) Lubrication Speed - 13000 r/min
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