Spherical roller bearings 23028BK
Bearing number : 23028BK
Size (mm) : 140x210x53
Brand : NTN
Bore Diameter (mm) : 140
Outer Diameter (mm) : 210
Width (mm) : 53
Bearing dimensions and specification in NTN catalogue:
d - 140 mm
D - 210 mm
B - 53 mm
C - 53 mm
r min. - 2 mm
da min. - 150 mm
Da max. - 200 mm
ra max. - 2 mm
Weight - 6,12 Kg
Basic dynamic load rating (C) - 405 kN
Basic static load rating (C0) - 690 kN
(Grease) Lubrication Speed - 1 700 r/min
(Oil) Lubrication Speed - 2 200 r/min
Calculation factor (e) - 0,25
Calculation factor (Y0) - 2,67
Calculation factor (Y1) - 2,73
Calculation factor (Y2) - 4,06
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