Ring gasket

FIG. 1 is an isometric view of our design for a ring gasket;

FIG. 2 is a front view of the design for the ring gasket shown in FIG. 1 , the rear view being identical; and,

FIG. 3 is a left side view of the design for the ring gasket shown in FIG. 1 , the right side view and the top and bottom views being identical.

The broken lines shown in FIGS. 1 and 2 are for illustrative purposes only and form no part of the claimed design.