Koyo
FOR REFERENCE ONLY
  • Deep groove ball bearings
  • Extra-small, miniature ball bearings
  • Flanged type
  • Open
>

Bearing No. F684

Specifications
(Boundary dimensions ...etc)

d(mm)4
D(mm)9
B(mm)2.5
r(min.)(mm)0.15
Basic load ratings : Cr(kN)0.80
Basic load ratings : C0r(kN)0.23
Fatigue load limit : Cu(kN)0.006
factor : f0()12.8
Limiting speeds(Grease lub.)(min-1)59000
Limiting speeds(Oil lub.)(min-1)70000
Dimensions of flange D1(mm)10.3
Dimensions of flange C1(mm)0.6

Mounting dimensions

da(min.)(mm)5.2
ra(max.)(mm)0.1

Refer.

(Refer.)Mass(g) 0.7
JTEKT

2025/05/09