The Washer,t=1.0 is the lowest priced item on this Clutch schematic.
Parts such as the Clutch: Circlip-piston Pin, Plate-clutch Operatin (nas), Washer,25.5x38x2, Rod-push are included in the Kx250-l4 Kx250 2002 Usa Canada Clutch parts fiche.
The Clutch is made up of components including this Housing-comp-clutch which is the most expensive.