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

Bearing No. M224749D/710/710D

Specifications
(Boundary dimensions ...etc)

d(mm)120.650
D(mm)174.625
T(mm)139.703
W(mm)141.288
r(min.)(mm)1.6
r1(min.)(mm)0.8
Basic load ratings : Cr(kN)765
Basic load ratings : C0r(kN)1450
Fatigue load limit : Cu(kN)205
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)133
Da(max.)(mm)166
Da(max.)(mm)159
S(min.)(mm)4.9
ra(max.)(mm)1.6
rb(max.)(mm)0.8
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) 11.1
JTEKT

2025/06/01