Or, a Polynesian war club bendwise Vert, garnished of the field interlaced with an annulet Sable.
That for the regiments and separate battalions of the Alabama Army National Guard: From a wreath Or and Vert a slip of cotton plant with full bursting boll, Proper.
TAUGHT TO LEAD.
The colors yellow and green are those of armored organizations, the original designation of the unit. The black annulet represents a link of chain mail and is symbolic of Armor. It may also be taken as the letter "O" standing for "Ozark," the location where the unit was organized. The war club interlaced with the annulet represents World War II combat service in the Central Pacific.
The crest is that of the Alabama Army National Guard.
The coat of arms was originally approved for the 131st Tank Battalion, Alabama National Guard on 29 August 1951. It was redesignated for the 131st Armor, Alabama Army National Guard on 13 December 1960. The insignia was redesignated effective 1 September 2008, for the 131st Cavalry Regiment with the symbolism updated. It was redesignated for the 173d Infantry Regiment effective 1 September 2016.