3-inch Gun M1918

3-inch Gun M1918

The 3-inch M1918 gun was a United States 3-inch anti-aircraft gun that entered service in 1918 and served until it was finally superseded by the 90 mm M3 gun just prior to the opening of World War II. The M1918 was later adapted for the anti-tank role, serving as the main armament of the M10 tank destroyer during World War II.