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

Bearing No. 47T221815

Specifications
(Boundary dimensions ...etc)

d(mm)110
D(mm)180
T(mm)154
W(mm)154
r(min.)(mm)2
r1(min.)(mm)2.5
Basic load ratings : Cr(kN)950
Basic load ratings : C0r(kN)1530
Fatigue load limit : Cu(kN)218
Axial load factors : Y2(mm)1.74
Axial load factors : Y3()2.59
Axial load factors : Y0()1.70
Constant e()0.39

Mounting dimensions

da(min.)(mm)127
Da(max.)(mm)170
Da(max.)(mm)162
S(min.)(mm)5.9
ra(max.)(mm)2
rb(max.)(mm)2
Axial load factors : Y2(mm)1.74
Axial load factors : Y3()2.59
Axial load factors : Y0()1.70
Constant e()0.39

Refer.

(Refer.)Mass(kg) 15.4
JTEKT

2025/06/01