With five applications this Bolt, Washer Based (5g2) is the most specified part.
A sample from the products for the Rear Wheel include: Collar, Wheel, Washer, Plate(56v), Nut, Ybs67-8 Washer, Spring.
This part-list fiche shows all the components that make up the Xz550r Vision 1982 (c) Usa Rear Wheel .