Parts such as the Frame: Nut, Bolt, Plug(od:22), Plate,batt Fiting are included in the Xf650u 1998 (w) (e22) Frame parts fiche.
This schematic depicts all components used in the Xf650u 1998 (w) (e22) Frame partslist.
The Bolt(6x16) is the most widely applied product in the XF650U 1998 (W) (E22) FRAME ( four times ).