The Washer Seal, 6mm is the lowest priced item on this Gasket Kit A (except Vt1100cw/c2w) schematic.
With six applications this Seal,valve Stem is the most specified part.
A sample from the products for the Gasket Kit A (except Vt1100cw/c2w) include: Gasket Kit,a (nas), Gasket,cylinder (nas), O-ring 18x2.6, O-ring,21.6x2.