Bearing NJ 256 (NSK)

Cylindrical roller bearings NJ 256

Bearing number : NJ 256

Size (mm) : 280x500x80

Brand : NSK

Bore Diameter (mm) : 280

Outer Diameter (mm) : 500

Width (mm) : 80

Bearing dimensions and specification in NSK catalogue:

d - 280 mm

Fw - 340 mm

D - 500 mm

B - 80 mm

C - 80 mm

r min. - 5 mm

r1 min. - 5 mm

da min. - 300 mm

db max. - 334 mm

db min - 300 mm

ra max. - 4 mm

rb max. - 4 mm

Db max - 480 mm

Weight - 70,7 Kg

Basic dynamic load rating (C) - 1140 kN

Basic static load rating (C0) - 1680 kN

(Grease) Lubrication Speed - 1 100 r/min

(Oil) Lubrication Speed - 1 400 r/min

Designation

Bore Dia, mm

Outer Dia, mm: