The lowest price component in this Carrier parts-list fiche is the Washer-plain-small,12.
Some items from this specific schematic: Nut,6mm, Pipe,carrier,f.red, Cover,carrier,f.red, Pin,12x54.
The Bolt-flanged,6x16 is the most widely applied product in the KAF300-A1 MULE500 1993 USA CARRIER ( three times ).