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

Bearing No. 47T724838A

Specifications
(Boundary dimensions ...etc)

d(mm)360
D(mm)480
T(mm)375
W(mm)375
r(min.)(mm)3
r1(min.)(mm)4
Basic load ratings : Cr(kN)4200
Basic load ratings : C0r(kN)9910
Fatigue load limit : Cu(kN)962
Axial load factors : Y2(mm)1.68
Axial load factors : Y3()2.50
Axial load factors : Y0()1.64
Constant e()0.40

Mounting dimensions

da(min.)(mm)383
Da(max.)(mm)466
Da(max.)(mm)446
S(min.)(mm)3.5
ra(max.)(mm)2.5
rb(max.)(mm)3
Axial load factors : Y2(mm)1.68
Axial load factors : Y3()2.50
Axial load factors : Y0()1.64
Constant e()0.40

Refer.

(Refer.)Mass(kg) 177
JTEKT

2025/06/01