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

Bearing No. 4TR559B

Specifications
(Boundary dimensions ...etc)

d(mm)558.750
D(mm)965.300
T(mm)495.300
W(mm)495.300
r(min.)(mm)7.5
r1(min.)(mm)7.5
Basic load ratings : Cr(kN)13400
Basic load ratings : C0r(kN)25700
Fatigue load limit : Cu(kN)2200
Axial load factors : Y2(mm)2.03
Axial load factors : Y3()3.02
Axial load factors : Y0()1.98
Constant e()0.33

Mounting dimensions

da(min.)(mm)685
Da(max.)(mm)934
Da(max.)(mm)855
S(min.)(mm)11.5
ra(max.)(mm)7.5
rb(max.)(mm)7.5
Axial load factors : Y2(mm)2.03
Axial load factors : Y3()3.02
Axial load factors : Y0()1.98
Constant e()0.33

Refer.

(Refer.)Mass(kg) 1570
JTEKT

2025/06/01