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

Bearing No. 47T745026

Specifications
(Boundary dimensions ...etc)

d(mm)374.650
D(mm)501.650
T(mm)260.350
W(mm)260.350
r(min.)(mm)3.2
r1(min.)(mm)1.6
Basic load ratings : Cr(kN)3150
Basic load ratings : C0r(kN)7750
Fatigue load limit : Cu(kN)737
Axial load factors : Y2(mm)1.56
Axial load factors : Y3()2.32
Axial load factors : Y0()1.52
Constant e()0.43

Mounting dimensions

da(min.)(mm)399
Da(max.)(mm)486
Da(max.)(mm)459
S(min.)(mm)7
ra(max.)(mm)3.2
rb(max.)(mm)1.6
Axial load factors : Y2(mm)1.56
Axial load factors : Y3()2.32
Axial load factors : Y0()1.52
Constant e()0.43

Refer.

(Refer.)Mass(kg) 145
JTEKT

2025/06/01