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

Bearing No. 47254

Specifications
(Boundary dimensions ...etc)

d(mm)270
D(mm)410
T(mm)222
W(mm)222
r(min.)(mm)4
r1(min.)(mm)5
Basic load ratings : Cr(kN)2420
Basic load ratings : C0r(kN)4380
Fatigue load limit : Cu(kN)474
Axial load factors : Y2(mm)2.51
Axial load factors : Y3()3.74
Axial load factors : Y0()2.45
Constant e()0.27

Mounting dimensions

da(min.)(mm)308
Da(max.)(mm)392
Da(max.)(mm)372
S(min.)(mm)6.5
ra(max.)(mm)3
rb(max.)(mm)4
Axial load factors : Y2(mm)2.51
Axial load factors : Y3()3.74
Axial load factors : Y0()2.45
Constant e()0.27

Refer.

(Refer.)Mass(kg) 100
JTEKT

2025/06/01