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

Bearing No. 47T805930A

Specifications
(Boundary dimensions ...etc)

d(mm)400
D(mm)590
T(mm)304
W(mm)304
r(min.)(mm)4
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)5110
Basic load ratings : C0r(kN)10200
Fatigue load limit : Cu(kN)997
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)449
Da(max.)(mm)572
Da(max.)(mm)540
S(min.)(mm)7.5
ra(max.)(mm)3
rb(max.)(mm)1.5
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) 289
JTEKT

2025/06/01