logo

NTN 23256BK bearing



Bearing 23256BK

Spherical roller bearings 23256BK

Bearing number : 23256BK

Size (mm) : 280x500x176

Brand : NTN

Bore Diameter (mm) : 280

Outer Diameter (mm) : 500

Width (mm) : 176

Bearing dimensions and specification in NTN catalogue:

d - 280 mm

D - 500 mm

B - 176 mm

C - 176 mm

r min. - 5 mm

da min. - 302 mm

Da max. - 478 mm

ra max. - 4 mm

Weight - 145 Kg

Basic dynamic load rating (C) - 2 930 kN

Basic static load rating (C0) - 5 150 kN

(Grease) Lubrication Speed - 610 r/min

(Oil) Lubrication Speed - 790 r/min

Calculation factor (e) - 0,36

Calculation factor (Y0) - 1,86

Calculation factor (Y1) - 1,9

Calculation factor (Y2) - 2,83