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

Bearing No. EE843221D/290/291D

Specifications
(Boundary dimensions ...etc)

d(mm)558.800
D(mm)736.600
T(mm)322.263
W(mm)322.263
r(min.)(mm)6.4
r1(min.)(mm)3.2
Basic load ratings : Cr(kN)6370
Basic load ratings : C0r(kN)16100
Fatigue load limit : Cu(kN)1430
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)607
Da(max.)(mm)712
Da(max.)(mm)692
S(min.)(mm)9.5
ra(max.)(mm)6.4
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) 371
JTEKT

2025/12/05