Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings


Bearing No. M285848D/10/10D

Specification data (main dimensions, etc.)

d(mm)825.500
D(mm)1168.4
T(mm)844.550
W(mm)844.550
r(min.)(mm)12.7
r1(min.)(mm)4.8
Basic load ratings : Cr(kN)27900
Basic load ratings : C0r(kN)72300
Fatigue load limit : Cu(kN)5110
Axial load factors : Y2(mm)2.03
Axial load factors : Y33.02
Axial load factors : Y01.98
Constant e0.33

Mounting dimensions,weight (reference)

da(min.)(mm)897 mm
Da(max.)(mm)1132 mm
Da(max.)(mm)1083 mm
S(min.)(mm)15.5 mm
ra(max.)(mm)12.7 mm
rb(max.)(mm)4.8 mm
Axial load factors : Y2(mm)2.03 mm
Axial load factors : Y33.02
Axial load factors : Y01.98
Constant e0.33
Mass(Refer.)(kg)2980 kg
JTEKT

2026/07/19