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

Bearing No. 86FC59420-2

Specifications
(Boundary dimensions ...etc)

d(mm)430
D(mm)591
B(mm)420
C(mm)420
Fw(mm)476
r(min.)(mm)4
r1(min.)(mm)4
Basic load ratings : Cr(kN)6990
Basic load ratings : C0r(kN)17400
Fatigue load limit : Cu(kN)1610

Mounting dimensions

da(min.)(mm)448
Da(max.)(mm)573
da(min.)(mm)552
ra(max.)(mm)3
rb(max.)(mm)3

Refer.

(Refer.)Mass(kg) 349
JTEKT

2025/06/01