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Bearing NJ311 (KOYO)
Cylindrical roller bearings NJ311
Bearing number : NJ311
Size (mm) : 55x120x29
Brand : KOYO
Bore Diameter (mm) : 55
Outer Diameter (mm) : 120
Width (mm) : 29
Bearing dimensions and specification in KOYO 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
Weight - 1.44 Kg
Basic dynamic load rating (C) - 111 kN
Basic static load rating (C0) - 111 kN
(Grease) Lubrication Speed - 5100 r/min
(Oil) Lubrication Speed - 6800 r/min
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