Bearing NJ256MA (SKF)

Cylindrical roller bearings NJ256MA

Bearing number : NJ256MA

Size (mm) : 280x500x80

Brand : SKF

Bore Diameter (mm) : 280

Outer Diameter (mm) : 500

Width (mm) : 80

Bearing dimensions and specification in SKF catalogue:

d - 280 mm

D - 500 mm

B - 80 mm

C - 80 mm

d1 - 360 mm

r1 min. - 5 mm

r2 min. - 5 mm

r3 min. - 5 mm

r4 min. - 5 mm

D1 - 417 mm

F - 340 mm

da min. - 300 mm

da max - 333 mm

Da max. - 480 mm

db min - 364 mm

ra max. - 4 mm

rb max. - 4 mm

S - 3,8 mm

Weight - 73 Kg

Basic dynamic load rating (C) - 1140 kN

Basic static load rating (C0) - 1700 kN

Fatigue load limit (Pu) - 153

Reference speed - 1400 r/min

Limiting speed - 1900 r/min

Calculation factor (kr) - 0,15

Designation

Bore Dia, mm

Outer Dia, mm: