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

Bearing No. 47T644633

Specifications
(Boundary dimensions ...etc)

d(mm)320
D(mm)460
T(mm)325
W(mm)325
r(min.)(mm)4
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)4330
Basic load ratings : C0r(kN)9420
Fatigue load limit : Cu(kN)933
Axial load factors : Y2(mm)1.62
Axial load factors : Y3()2.42
Axial load factors : Y0()1.59
Constant e()0.42

Mounting dimensions

da(min.)(mm)349
Da(max.)(mm)442
Da(max.)(mm)424
S(min.)(mm)10
ra(max.)(mm)3
rb(max.)(mm)2.5
Axial load factors : Y2(mm)1.62
Axial load factors : Y3()2.42
Axial load factors : Y0()1.59
Constant e()0.42

Refer.

(Refer.)Mass(kg) 175
JTEKT

2025/06/11