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

Bearing No. 47T412821A

Specifications
(Boundary dimensions ...etc)

d(mm)206.375
D(mm)282.575
T(mm)210.000
W(mm)210.000
r(min.)(mm)3.2
r1(min.)(mm)0.8
Basic load ratings : Cr(kN)1480
Basic load ratings : C0r(kN)3010
Fatigue load limit : Cu(kN)374
Axial load factors : Y2(mm)1.57
Axial load factors : Y3()2.34
Axial load factors : Y0()1.53
Constant e()0.43

Mounting dimensions

da(min.)(mm)219
Da(max.)(mm)270
Da(max.)(mm)260
S(min.)(mm)3.5
ra(max.)(mm)3.2
rb(max.)(mm)0.8
Axial load factors : Y2(mm)1.57
Axial load factors : Y3()2.34
Axial load factors : Y0()1.53
Constant e()0.43

Refer.

(Refer.)Mass(kg) 36.2
JTEKT

2025/06/01