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Bearing NJ308EM (NSK)
Cylindrical roller bearings NJ308EM
Bearing number : NJ308EM
Size (mm) : 40x90x23
Brand : NSK
Bore Diameter (mm) : 40
Outer Diameter (mm) : 90
Width (mm) : 23
Bearing dimensions and specification in NSK catalogue:
d - 40 mm
Fw - 52 mm
D - 90 mm
B - 23 mm
C - 23 mm
r min. - 1,5 mm
r1 min. - 1,5 mm
da min. - 48 mm
Da max. - 82 mm
db max. - 50 mm
db min - 48 mm
ra max. - 1,5 mm
rb max. - 1,5 mm
S - 1,2 mm
Basic dynamic load rating (C) - 83 kN
Basic static load rating (C0) - 81,5 kN
(Grease) Lubrication Speed - 6700 r/min
(Oil) Lubrication Speed - 8500 r/min
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