FIG. 1 is a perspective view of a port that is a first embodiment of the new design;

FIG. 2 is a front view of the port of FIG. 1;

FIG. 3 is a left side view of the port of FIG. 1, the right side being a mirror image;

FIG. 4 is a top view of the port of FIG. 1, the bottom side being a mirror image;

FIG. 5 is a sectional view of a portion of the port of FIG. 1; and,

FIG. 6 is a perspective view showing the port of FIG. 1 on a valve body.

The broken line showing of a valve body is included for the purpose of illustrating environmental structure and forms no part of the claimed design.