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

Bearing No. 138FC98750

Specifications
(Boundary dimensions ...etc)

d(mm)690
D(mm)980
B(mm)750
C(mm)750
Fw(mm)766
r(min.)(mm)6
r1(min.)(mm)7.5
Basic load ratings : Cr(kN)20700
Basic load ratings : C0r(kN)52300
Fatigue load limit : Cu(kN)4240

Mounting dimensions

da(min.)(mm)726
Da(max.)(mm)952
da(min.)(mm)910
ra(max.)(mm)5
rb(max.)(mm)6

Refer.

(Refer.)Mass(kg) 1860
JTEKT

2025/06/01