ShieldGules, a saltire Gray fimbriated Or between in pale a sheathed Roman sword, point to base, and a fleur-de-lis of the last.
CrestThat for the regiments and separate battalions of the North Carolina Army National Guard: On a wreath of the colors Or and Gules, a hornet’s nest hanging from bough beset with thirteen hornets all Proper.
MottoUT QUOCUMQUE PARATUS (Prepared for Any Emergency).
ShieldThe shield is red for Artillery. The gray saltire commemorates service in the Confederate States Army during the Civil war. The sheathed Roman sword is taken from the Spanish War Service Medal, indicating that the organization did not leave the continental limits of the United States during the Spanish-American War. The fleur-de-lis symbolizes World War I service.
CrestThe crest is that of the North Carolina Army National Guard.
The coat of arms was originally approved for the 252d Coast Artillery Regiment on 14 March 1929. It was redesignated for the 150th Antiaircraft Artillery Gun Battalion on 29 April 1952. The insignia was redesignated for the 252d Artillery Regiment on 2 May 1960.