The Nut is the cheapest item from this partsfiche.
Parts such as the Clutch: Washer(25x50x2.5), Spring, Screw Assy,clutch Release, Gear Assembly,primary Drive are included in the Gsx600f Katana 1998 (w) Usa (e03) Clutch parts fiche.
With a quantity of seven pieces, the Plate,clutch Drive (nas) is the most used part in the CLUTCH diagram.