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

Bearing No. 47T966850

Specifications
(Boundary dimensions ...etc)

d(mm)479.425
D(mm)679.450
T(mm)495.300
W(mm)495.300
r(min.)(mm)6.4
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)10400
Basic load ratings : C0r(kN)25400
Fatigue load limit : Cu(kN)2150
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)523
Da(max.)(mm)656
Da(max.)(mm)641
S(min.)(mm)12.5
ra(max.)(mm)6.4
rb(max.)(mm)3.2
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) 591
JTEKT

2025/06/01