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

Bearing No. 47T483225B

Specifications
(Boundary dimensions ...etc)

d(mm)240
D(mm)320
T(mm)250
W(mm)250
r(min.)(mm)2
r1(min.)(mm)1
Basic load ratings : Cr(kN)2020
Basic load ratings : C0r(kN)4760
Fatigue load limit : Cu(kN)507
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)257
Da(max.)(mm)310
Da(max.)(mm)299
S(min.)(mm)7.5
ra(max.)(mm)2
rb(max.)(mm)1
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) 54.2
JTEKT

2025/12/05