Koyo
FOR REFERENCE ONLY
  • Rolling mill roll neck bearings
  • Four-row tapered roller bearings
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Bearing No. M231649D/610/610D

Specifications
(Boundary dimensions ...etc)

d(mm)152.400
D(mm)222.250
T(mm)174.625
W(mm)174.625
r(min.)(mm)1.6
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)1160
Basic load ratings : C0r(kN)2390
Fatigue load limit : Cu(kN)318
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)168
Da(max.)(mm)213
Da(max.)(mm)201
S(min.)(mm)6
ra(max.)(mm)1.6
rb(max.)(mm)1.6
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) 22.8
JTEKT

2025/06/01