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Bearing 231/900BK (NTN)
Spherical roller bearings 231/900BK
Bearing number : 231/900BK
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 - 2 420 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
Tags : NTN , 900x1420x412
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