A sample from the products for the Rear Cushion include: Collar,cush Conn, Cushion Assy,rear, Nut,u,flange,10mm, Dust Seal,17x24x5.
The Nut,u,flange,10mm is the lowest priced item on this Rear Cushion schematic.
On this parts fiche the Nut,u,flange,10mm is the most specified component.