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

Bearing No. 47T685232

Specifications
(Boundary dimensions ...etc)

d(mm)340
D(mm)520
T(mm)323
W(mm)323
r(min.)(mm)5
r1(min.)(mm)6
Basic load ratings : Cr(kN)4720
Basic load ratings : C0r(kN)8930
Fatigue load limit : Cu(kN)881
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)381
Da(max.)(mm)498
Da(max.)(mm)473
S(min.)(mm)10
ra(max.)(mm)4
rb(max.)(mm)5
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) 242
JTEKT

2025/06/01