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

Bearing No. EE243193D/250/251D

Specifications
(Boundary dimensions ...etc)

d(mm)489.026
D(mm)634.873
T(mm)320.675
W(mm)320.675
r(min.)(mm)3.2
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)4870
Basic load ratings : C0r(kN)13200
Fatigue load limit : Cu(kN)1170
Axial load factors : Y2(mm)1.97
Axial load factors : Y3()2.93
Axial load factors : Y0()1.93
Constant e()0.34

Mounting dimensions

da(min.)(mm)526
Da(max.)(mm)618
Da(max.)(mm)595
S(min.)(mm)9.5
ra(max.)(mm)3.2
rb(max.)(mm)3.2
Axial load factors : Y2(mm)1.97
Axial load factors : Y3()2.93
Axial load factors : Y0()1.93
Constant e()0.34

Refer.

(Refer.)Mass(kg) 263
JTEKT

2025/02/23