Boalsburg in Centre County, Pennsylvania — The American Northeast (Mid-Atlantic)
Twin 40mm Self-propelled Gun, M42A1 Duster
Pennsylvania Military Museum
About the M42A1 Duster
First accepted: 1951
Manufacturers: Cadillac Motor Car Division of General Motors and ACF Industries, Inc.
Total Built: 3,700
Crew: 6 men (Commander and Driver in vehicle; Gunner, Sight Setter, and two Loaders in turret)
Armament: 40mm Dual Automatic Gun M2A1 "Bofors" in turret, and .30 caliber M1919A4 machine gun mounted at front or rear of turret
Armor: Between .3" and 1" all around vehicle
Engine: Continental AOS-895-3; 6 cylinder, 4 cycle, opposed supercharged gasoline
Horsepower: 446@2400 rpm
Maximum road speed: 45 mph
The name "Duster" came from the huge clouds of dust raised by the vehicles as they moved at 45 mph over crude dirt roads in the Mekong Delta. The gun turret could rotate 360° and elevate to 85° when deployed against aircraft. However, it was its ability to depress the guns as low as -5° that made it invaluable in close
Twin Swedish Bofors 40mm cannons fired a blistering 240 rounds per minute. Crewmen loaded the guns by hand with four-round clips. Storage boxes on the vehicle's hull kept 100 clips within close reach.
Location. 40° 46.891′ N, 77° 47.81′ W. Marker is in Boalsburg, Pennsylvania, in Centre County. Marker can be reached from Boal Avenue (U.S. 322) just north of Baolsburg Pike, on the right when traveling east. Click for map. Located the parking area for the Pennsylvania Military Museum. Marker is in this post office area: Boalsburg PA 16827, United States of America.
Other nearby markers. At least 8 other markers are within walking distance of this marker. M59 Armored Personnel Carrier (within shouting distance of this marker); Ordnance QF, 4.5-inch Howitzer Mark II (within shouting distance of this marker); 103rd Engineers (about 300 feet away, measured in a direct line); M60A3 Tank (about 400 feet away); Coshocton Train Wreck (about 400 feet away); M4A1(76)W General Sherman Tank (about 400 feet away); The Pennsylvania Military Museum / 28th Infantry Division Shrine (about 500 feet away); Headquarters Troop 28th Division (about 500 feet away). Click for a list of all markers in Boalsburg.
Also see . . .
1. M42 Duster. Detailed technical specifications of the weapon (Submitted on February 21, 2010, by Craig Swain of Leesburg, Virginia.)
2. M42 Duster Walk Around. A series of photos looking at the details of the M42 SPAAG. (Submitted on February 21, 2010, by Craig Swain of Leesburg, Virginia.)
3. M42 Duster Training Video. An Army training video showing the M42 firing at drone targets. (Submitted on February 21, 2010, by Craig Swain of Leesburg, Virginia.)
Categories. • Military • War, Cold • War, Vietnam •
Credits. This page originally submitted on , by Craig Swain of Leesburg, Virginia. This page has been viewed 2,686 times since then and 4 times this year. Photos: 1, 2, 3, 4. submitted on , by Craig Swain of Leesburg, Virginia. This page was last revised on June 16, 2016.