The lowest price component in this Rear Hub parts-list fiche is the Washer-plain-small,8m.
In this schematic the "Washer-plain-small,8m" is used most often.
Parts such as the Rear Hub: Circlip,42mm, Bearing-ball,69052rs, Nut,flanged,lock,8mm, Bolt are included in the Kx450-fef Kx450f 2014 Usa Rear Hub parts fiche.