Parts such as the F-17: Screw,pan,6x8, Muffler Comp.,ex., Guide,battery Dra, Gasket,ex.pipe (nas) are included in the Ns50f-ii 1989 (k) Japan Ac08-140 (jdm) F-17 parts fiche.
In this schematic the "Nut, Flange, 8mm" is used most often.
The sub assemblies and components that make up this F-17 include this Muffler Comp.,ex., the most expensive part.