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

Bearing No. 47T231612A

Specifications
(Boundary dimensions ...etc)

d(mm)115
D(mm)155
T(mm)115
W(mm)115
r(min.)(mm)1.5
r1(min.)(mm)0.6
Basic load ratings : Cr(kN)470
Basic load ratings : C0r(kN)1020
Fatigue load limit : Cu(kN)143
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)126
Da(max.)(mm)146.5
Da(max.)(mm)142
S(min.)(mm)3.4
ra(max.)(mm)1.5
rb(max.)(mm)0.6
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) 6.12
JTEKT

2025/06/17