The M163 Vulcan Air Defense System, officially Gun, Air Defense Artillery, Self-Propelled 20-mm, M163, is a self-propelled anti-aircraft gun primarily used by the United States Army. The M163 provides
A U.S. Army M163 from the 24th Infantry Division at the Fort Irwin National Training Center in November 1988
An M163 during the Persian Gulf War's Operation Desert Shield.
An M163 Vulcan anti-aircraft gun system vehicle returns to the vehicle staging area after an exercise at the National Training Center in Fort Irwin, California.
A close-up of the 20 mm Vulcan cannon on the M163 VADS.
The M42 40 mm self-propelled anti-aircraft gun, or Duster, is an American armored light air-defense gun built for the United States Army from 1952 until December 1960, in service until 1988. Productio
M163 VADS
…The M163 provides mobile, short-range air defense protection for ground units against low-flying fixed-wing aircraft and helicopters. It replaced the M42 Duster as the standard American armored light air-defense gun. The M163 VADS uses the M168 gun, a variant of the General Dynamics 20 mm (0.79 in) M61A1 rotary…
An M42 Duster used for road security along Route 9, South Vietnam in 1968
M42 Duster, MACV compound at Quảng Trị City, February 1968.
M42 on display at American Legion Post 713 Deerfield, Ohio.
M42 used by German Bundeswehr.