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

Bearing No. 47T725237

Specifications
(Boundary dimensions ...etc)

d(mm)360
D(mm)520
T(mm)370
W(mm)370
r(min.)(mm)5
r1(min.)(mm)6
Basic load ratings : Cr(kN)5290
Basic load ratings : C0r(kN)11400
Fatigue load limit : Cu(kN)1090
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)395
Da(max.)(mm)498
Da(max.)(mm)476
S(min.)(mm)8.5
ra(max.)(mm)4
rb(max.)(mm)5
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) 259
JTEKT

2025/05/14