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Bearing NJ311EM (NSK)
Cylindrical roller bearings NJ311EM
Bearing number : NJ311EM
Size (mm) : 55x120x29
Brand : NSK
Bore Diameter (mm) : 55
Outer Diameter (mm) : 120
Width (mm) : 29
Bearing dimensions and specification in NSK catalogue:
d - 55 mm
Fw - 70,5 mm
D - 120 mm
B - 29 mm
C - 29 mm
r min. - 2 mm
r1 min. - 2 mm
da min. - 64 mm
Da max. - 111 mm
db max. - 68 mm
db min - 64 mm
ra max. - 2 mm
rb max. - 2 mm
S - 1,4 mm
Basic dynamic load rating (C) - 137 kN
Basic static load rating (C0) - 143 kN
(Grease) Lubrication Speed - 5000 r/min
(Oil) Lubrication Speed - 6300 r/min
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