NTN 22256BK bearing


Bearing 22256BK

Spherical roller bearings 22256BK

Bearing number : 22256BK

Size (mm) : 280x500x130

Brand : NTN

Bore Diameter (mm) : 280

Outer Diameter (mm) : 500

Width (mm) : 130

Bearing dimensions and specification in NTN catalogue:

d - 280 mm

D - 500 mm

B - 130 mm

C - 130 mm

r min. - 5 mm

da min. - 302 mm

Da max. - 478 mm

ra max. - 4 mm

Weight - 110 Kg

Basic dynamic load rating (C) - 2 310 kN

Basic static load rating (C0) - 3 800 kN

(Grease) Lubrication Speed - 770 r/min

(Oil) Lubrication Speed - 1 000 r/min

Calculation factor (e) - 0,26

Calculation factor (Y0) - 2,51

Calculation factor (Y1) - 2,57

Calculation factor (Y2) - 3,83