Shield
Or, on a plain point Vert, a castle tower Gules, thereon the middle merlon a firebomb Sable, enflamed Proper, all between two oriental dragons respectant sans wings and legs of the third, heads towards the flame.
Crest
That for the regiments and separate battalions of the Army Reserve: From a wreath Or and Gules, the Lexington Minute Man Proper. The statue of the Minute Man, Captain John Parker (H.H. Kitson, sculptor), stands on the common in Lexington, Massachusetts.
Motto
WE HAVE DONE.
Shield
Red is the color traditionally associated with Support units. The castle tower on the green plain symbolizes the Rhineland area of Germany where the unit served in World War II. The dragons signify service in Vietnam; the grenade refers to their previous mission of ammunition support.
Crest
The crest is that of the U.S. Army Reserve.
The coat of arms for approved for the 336th Support Battalion effective 16 September 2006.