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

Bearing No. 47T342418A

Specifications
(Boundary dimensions ...etc)

d(mm)170
D(mm)240
T(mm)175
W(mm)175
r(min.)(mm)2.5
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)1200
Basic load ratings : C0r(kN)2340
Fatigue load limit : Cu(kN)306
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)184
Da(max.)(mm)228
Da(max.)(mm)218
S(min.)(mm)7.5
ra(max.)(mm)2
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) 24.7
JTEKT

2025/02/23