Of all the components that make up this Gasket Kit B the Washer,plug,drain 12 has the lowest price.
Some items from this specific schematic: O-ring,54x2.4, O-ring,8.4x2.4, O-ring 18x3, O-ring,12.7x1.9.
With four applications this O-ring 11x2.4 is the most specified part.
