Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. M285848D/10/10D

Specifications
(Boundary 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 : Y3()3.02
Axial load factors : Y0()1.98
Constant e()0.33

Mounting dimensions

da(min.)(mm)897
Da(max.)(mm)1132
Da(max.)(mm)1083
S(min.)(mm)15.5
ra(max.)(mm)12.7
rb(max.)(mm)4.8
Axial load factors : Y2(mm)2.03
Axial load factors : Y3()3.02
Axial load factors : Y0()1.98
Constant e()0.33

Refer.

(Refer.)Mass(kg) 2980
JTEKT

2025/06/01