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NTN 231/530B bearing



Bearing 231/530B

Spherical roller bearings 231/530B

Bearing number : 231/530B

Size (mm) : 530x870x272

Brand : NTN

Bore Diameter (mm) : 530

Outer Diameter (mm) : 870

Width (mm) : 272

Bearing dimensions and specification in NTN catalogue:

d - 530 mm

D - 870 mm

B - 272 mm

C - 272 mm

r min. - 7,5 mm

da min. - 566 mm

Da max. - 834 mm

ra max. - 6 mm

Weight - 653 Kg

Basic dynamic load rating (C) - 7 000 kN

Basic static load rating (C0) - 14 200 kN

(Grease) Lubrication Speed - 310 r/min

(Oil) Lubrication Speed - 400 r/min

Calculation factor (e) - 0,3

Calculation factor (Y0) - 2,17

Calculation factor (Y1) - 2,22

Calculation factor (Y2) - 3,3