In this schematic the "Screw,tapping (po" is used most often.
Parts such as the Side Cover/oil Tank: Clamp,water Hose, Screw,tapping (po, Set Illust*type1*, Spacer,side Cowl are included in the Nsr125r 1993 (p) Portugal Side Cover/oil Tank parts fiche.
The Side Cover/oil Tank is made up of components including this Set Illust*type1* which is the most expensive.