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

Bearing No. 47T745235

Specifications
(Boundary dimensions ...etc)

d(mm)370
D(mm)516
T(mm)346
W(mm)346
r(min.)(mm)4
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)5240
Basic load ratings : C0r(kN)11700
Fatigue load limit : Cu(kN)1120
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)398
Da(max.)(mm)498
Da(max.)(mm)479
S(min.)(mm)9
ra(max.)(mm)3
rb(max.)(mm)1.5
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) 216
JTEKT

2025/06/01