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

Bearing No. 74FC52380

Specifications
(Boundary dimensions ...etc)

d(mm)370
D(mm)520
B(mm)380
C(mm)380
Fw(mm)409
r(min.)(mm)5
r1(min.)(mm)5
Basic load ratings : Cr(kN)5710
Basic load ratings : C0r(kN)13200
Fatigue load limit : Cu(kN)1300

Mounting dimensions

da(min.)(mm)392
Da(max.)(mm)498
da(min.)(mm)481
ra(max.)(mm)4
rb(max.)(mm)4

Refer.

(Refer.)Mass(kg) 257
JTEKT

2025/06/01