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

Bearing No. 66FC44200AW

Specifications
(Boundary dimensions ...etc)

d(mm)330
D(mm)440
B(mm)200
C(mm)200
Fw(mm)358
r(min.)(mm)3
r1(min.)(mm)3
Basic load ratings : Cr(kN)2500
Basic load ratings : C0r(kN)5220
Fatigue load limit : Cu(kN)553

Mounting dimensions

da(min.)(mm)344
Da(max.)(mm)426
da(min.)(mm)414
ra(max.)(mm)2.5
rb(max.)(mm)2.5

Refer.

(Refer.)Mass(kg) 83.4
JTEKT

2025/06/17