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

Bearing No. 4TR550C

Specifications
(Boundary dimensions ...etc)

d(mm)550
D(mm)685
T(mm)350
W(mm)350
r(min.)(mm)4
r1(min.)(mm)1.5
Basic load ratings : Cr(kN)5680
Basic load ratings : C0r(kN)16100
Fatigue load limit : Cu(kN)1390
Axial load factors : Y2(mm)2.32
Axial load factors : Y3()3.45
Axial load factors : Y0()2.26
Constant e()0.29

Mounting dimensions

da(min.)(mm)579
Da(max.)(mm)667
Da(max.)(mm)647
S(min.)(mm)8
ra(max.)(mm)3
rb(max.)(mm)1.5
Axial load factors : Y2(mm)2.32
Axial load factors : Y3()3.45
Axial load factors : Y0()2.26
Constant e()0.29

Refer.

(Refer.)Mass(kg) 287
JTEKT

2025/06/01