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

Bearing No. 84FC58320

Specifications
(Boundary dimensions ...etc)

d(mm)420
D(mm)580
B(mm)320
C(mm)320
Fw(mm)463
r(min.)(mm)4
r1(min.)(mm)4
Basic load ratings : Cr(kN)5110
Basic load ratings : C0r(kN)11000
Fatigue load limit : Cu(kN)1070

Mounting dimensions

da(min.)(mm)438
Da(max.)(mm)562
da(min.)(mm)543
ra(max.)(mm)3
rb(max.)(mm)3

Refer.

(Refer.)Mass(kg) 249
JTEKT

2025/06/01