Parts such as the Carburetor (assy.link): Carburetor Assy. 1, Clip B8,tube, Plate,stay, Screw-wash. 5x12 are included in the Cb1000c 1000 Custom 1983 (d) Usa Carburetor (assy.link) parts fiche.
In this schematic the "Screw-wash. 5x12" is used most often.
This part-list fiche shows all the components that make up the Cb1000c 1000 Custom 1983 (d) Usa Carburetor (assy.link) .
