The 3rd Battalion, 319th Field Artillery Regiment is the field artillery battalion that directly supports the 1st Brigade Combat Team, 82nd Airborne Division. Known as the "Gun Devils", 3–319th AFAR has participated in battles from World War I to the current day, and is one of the most highly decorated field artillery units in the United States Army. The battalion's mission is "3-319th AFAR stands ready to deploy worldwide within 18 hours of notification, execute a parachute assault and conduct full-spectrum operations. Specifically, the battalion will provide responsive lethal and nonlethal fires in support of forcible entry and airfield seizure, and integrate and synchronize the effects of fires to achieve the 1BCT commander's intent."

The 319th Field Artillery Regiment, more commonly referred to as the 319th Airborne Field Artillery Regiment, is a parent regiment in the U.S. Army Regimental System. Four battalions of the regiment are currently active. The first three battalions 1st Battalion, 319th Field Artillery Regiment, 2nd Battalion, 319th Field Artillery Regiment, 3rd Battalion, 319th Field Artillery Regiment are in the 82nd Airborne Division and the 4th Battalion, 319th Field Artillery Regiment is in the 173rd Airborne Brigade.