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

Bearing No. 88FC72452

Specifications
(Boundary dimensions ...etc)

d(mm)440
D(mm)720
B(mm)452
C(mm)452
Fw(mm)512
r(min.)(mm)6
r1(min.)(mm)6
Basic load ratings : Cr(kN)9220
Basic load ratings : C0r(kN)16600
Fatigue load limit : Cu(kN)1590

Mounting dimensions

da(min.)(mm)468
Da(max.)(mm)692
da(min.)(mm)652
ra(max.)(mm)5
rb(max.)(mm)5

Refer.

(Refer.)Mass(kg) 740
JTEKT

2025/06/01