The O Ring, 30.8m/m is the lowest priced item on this schematic.
The assembly is constructed from several parts from which the Gasket Kit,a (nas) is the most expensive.
Parts such as the : Seal,vlv Stem, Gasket Cyln.head (nas), Packing,rub.16m/m, Gasket Cyln.head (nas) are included in the Z50js Monkey Japan parts fiche.
