Shield
Gules (Brick Red) a railroad track in bend Or, between the top of a castle tower with embattlements and an "A" frame of the like.
Crest
From a wreath Or and Gules (Brick red), a hurt enclosed in base by a vol Argent, overall an arrowhead Or issuing six rays pileways of the third, all surmounted by three mullets in fess Azure.
Motto
MAXIMA POTENS (Great Power).
Shield
The colors brick red and yellow are the branch colors for Transportation. The railroad track symbolizes the functions of the organization. The castle represents the battle honor awarded for service in the Rhineland. The "A" frame signifies transportation service in Korea.
Crest
The yellow arrowhead represents the speed and air mobility of aircraft, while the white wings symbolize the aircraft's freedom in the skies. The three stars symbolize the Battalion's participation in World War II, the Korean War and the Vietnam War. The blue disc represents the sky and the six rays represent the six capabilities of a transportation aircraft maintenance and supply battalion.
The coat of arms was originally approved for the 765th Transportation Railway Shop Battalion on 29 January 1953. It was rescinded on 14 August 1964. The insignia was reinstated and redesignated for the 765th Transportation Battalion on 23 April 1997. It as amended to include a crest on 20 August 1997.