Bearing 231/800BK (NTN)

Spherical roller bearings 231/800BK

Bearing number : 231/800BK

Size (mm) : 800x1280x375

Brand : NTN

Bore Diameter (mm) : 800

Outer Diameter (mm) : 1280

Width (mm) : 375

Bearing dimensions and specification in NTN catalogue:

d - 800 mm

D - 1 280 mm

B - 375 mm

C - 375 mm

r min. - 9,5 mm

da min. - 844 mm

Da max. - 1 236 mm

ra max. - 8 mm

Weight - 1 830 Kg

Basic dynamic load rating (C) - 14 400 kN

Basic static load rating (C0) - 31 000 kN

(Grease) Lubrication Speed - 180 r/min

(Oil) Lubrication Speed - 240 r/min

Calculation factor (e) - 0,29

Calculation factor (Y0) - 2,27

Calculation factor (Y1) - 2,32

Calculation factor (Y2) - 3,45

Designation

Bore Dia, mm

Outer Dia, mm: