Bearing 231/900B (NTN)

Spherical roller bearings 231/900B

Bearing number : 231/900B

Size (mm) : 900x1420x412

Brand : NTN

Bore Diameter (mm) : 900

Outer Diameter (mm) : 1420

Width (mm) : 412

Bearing dimensions and specification in NTN catalogue:

d - 900 mm

D - 1 420 mm

B - 412 mm

C - 412 mm

r min. - 12 mm

da min. - 954 mm

Da max. - 1 366 mm

ra max. - 10 mm

Weight - 2 500 Kg

Basic dynamic load rating (C) - 16 800 kN

Basic static load rating (C0) - 38 000 kN

(Grease) Lubrication Speed - 150 r/min

(Oil) Lubrication Speed - 200 r/min

Calculation factor (e) - 0,28

Calculation factor (Y0) - 2,36

Calculation factor (Y1) - 2,42

Calculation factor (Y2) - 3,6

Designation

Bore Dia, mm

Outer Dia, mm: