With four applications this Nut, Flange, 8mm is the most specified part.
The lowest price component in this Exhaust Muffler parts-list fiche is the Washer,plain,8mm.
Parts such as the Exhaust Muffler: Nut, Flange, 8mm, Muffler Comp., Pipe Comp,exhaust, Band Muffler are included in the Xr400r 2003 (3) General Export Exhaust Muffler parts fiche.