173d Airborne Brigade Combat Team, A-1-310

Description/Blazon
On a blue silhouetted right cylinder 3 inches (7.62 cm) in height and 2 inches (5.08 cm) in width overall within a 1/8 inch (.32 cm) white border a vertical white wing in flight, the ulna (lower end) extended and hooked around a red bayonet. Attached above the insignia is a blue tab inscribed "AIRBORNE" in white.
Symbolism
The bayonet is used to refer to the brigade being borne by the wing alludes to the brigade's airborne status. Red, white and blue are the national colors.
Background
The shoulder sleeve insignia was originally approved on 13 May 1963. It was amended to correct the dimensions on 29 July 1963. The insignia was amended to include the tab and update the description on 26 April 2000. It was redesignated for the 173d Airborne Brigade Combat Team on 11 October 2006.
(TIOH Drawing Number A-1-310) 
Color NSN: 8455-00-965-1751
Subdued, Olive Drab, NSN: 8455-00-115-5060
  Information & Plaques Courtesy of The Institute of Heraldry!!