Koyo
FOR REFERENCE ONLY
  • Angular contact ball bearings
  • Matched pair
  • Face-to-face
  • With machined cage
>

Bearing No. 7040BDF FY

Specifications
(Boundary dimensions ...etc)

d(mm)200
D(mm)310
B(mm)102
r(min.)(mm)2.1
r1(min.)(mm)-
Basic load ratings : Cr(kN)443
Basic load ratings : C0r(kN)558
Fatigue load limit : Cu(kN)18.1
factor : f0()-
Limiting speeds(Grease lub.)(min-1)1300
Limiting speeds(Oil lub.)(min-1)1700
Load center spread : a(mm)163.0

Mounting dimensions

da(min.)(mm)
db(min.)(mm)212
Da(max.)(mm)298
ra(max.)(mm)2
rb(max.)(mm)1

Refer.

(Refer.)Mass(kg) 25.4
JTEKT

2025/06/01