The Ar50a1 1982 Usa Oil Tank consists of six pieces with the Tank-oil being the most expensive.
The Washer-spring,6mm is the lowest priced item on this Oil Tank schematic.
Parts such as the Oil Tank: Tube, Washer,6.5x20x1.6, Bolt Upset,6x16, Washer-spring,6mm are included in the Ar50a1 1982 Usa Oil Tank parts fiche.