Shield
Gules two flaunches ermine.
Crest
On a wreath of the colors Argent and Gules, the head of a northern lynx caboshed Proper.
Motto
SEMPER VIGILANS (Always Watchful).
Shield
The Regiment was organized in the Coast Defenses of Puget Sound and the shield, red for Artillery, is the shield of the old Coast Defenses. The flaunches of ermine recall "Astoria" and the fur trade in the early days and by their outline on the shield indicate the contour of the straits.
Crest
The large, gray, northern lynx is characteristic of the country.
The coat of arms was originally approved for the 14th Coast Artillery Regiment on 18 November 1924. It was redesignated for the 14th Coast Artillery Battalion on 18 December 1944. The insignia was redesignated for the 14th Antiaircraft Artillery Gun Battalion on 30 April 1952.