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

Bearing No. 46791D/20/21D

Specifications
(Boundary dimensions ...etc)

d(mm)165.100
D(mm)225.425
T(mm)168.275
W(mm)165.100
r(min.)(mm)3.2
r1(min.)(mm)0.8
Basic load ratings : Cr(kN)934
Basic load ratings : C0r(kN)2140
Fatigue load limit : Cu(kN)279
Axial load factors : Y2(mm)1.77
Axial load factors : Y3()2.63
Axial load factors : Y0()1.73
Constant e()0.38

Mounting dimensions

da(min.)(mm)180
Da(max.)(mm)213
Da(max.)(mm)203
S(min.)(mm)4.5
ra(max.)(mm)3.2
rb(max.)(mm)0.8
Axial load factors : Y2(mm)1.77
Axial load factors : Y3()2.63
Axial load factors : Y0()1.73
Constant e()0.38

Refer.

(Refer.)Mass(kg) 19.7
JTEKT

2025/12/05