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NTN 231/850B bearing



Bearing 231/850B

Spherical roller bearings 231/850B

Bearing number : 231/850B

Size (mm) : 850x1360x400

Brand : NTN

Bore Diameter (mm) : 850

Outer Diameter (mm) : 1360

Width (mm) : 400

Bearing dimensions and specification in NTN catalogue:

d - 850 mm

D - 1 360 mm

B - 400 mm

C - 400 mm

r min. - 12 mm

da min. - 904 mm

Da max. - 1 306 mm

ra max. - 10 mm

Weight - 2 270 Kg

Basic dynamic load rating (C) - 15 500 kN

Basic static load rating (C0) - 34 000 kN

(Grease) Lubrication Speed - 170 r/min

(Oil) Lubrication Speed - 220 r/min

Calculation factor (e) - 0,28

Calculation factor (Y0) - 2,32

Calculation factor (Y1) - 2,37

Calculation factor (Y2) - 3,54