5-inch/38-caliber gun - Wikipedia
United States naval gun terminology indicates the gun fired a projectile 5 inches (127 mm) in diameter, and the barrel was 38 calibers long. The increased barrel length provided greatly improved performance in both anti-aircraft and anti-surface roles compared to the 5"/25 gun.
5-inch/54-caliber Mark 45 gun - Wikipedia
The 5-inch (127 mm)/54-caliber (Mk 45) lightweight gun is a U.S. naval artillery gun mount consisting of a 5 in (127 mm) L54 Mark 19 gun on the Mark 45 mount. [1] It was designed and built by United Defense, a company later acquired by BAE Systems Land & Armaments, which continued manufacture.
Military Surplus Ordnance and Artillery Shells
Shop high-quality artillery shells for sale including howitzer Shells & military ordnance. Find a range of dummy bombs & grenades to 85mm artillery shells.
USA 5"/38 (12.7 cm) Mark 12 - NavWeaps
Originally designed to arm new destroyers being built in the 1930s, the 5"/38 (12.7 cm) wound up being used on nearly every major US warship built between 1934 and 1948 and was still being used on new construction as late as the 1960s.
Armaments and Innovations - The Ubiquitous 5-inch/38
Designed to fulfill the needs of battleships as well as destroyers, the 5-inch/38-caliber dual-purpose gun became one of World War II’s best regarded and most versatile naval weapons. It was the conflict’s iconic U.S. destroyer gun as well as the Navy’s workhorse on board capital ships, cruisers, and auxiliaries.
5-inch/54-caliber Mark 42 gun - Wikipedia
The 5"/54 Mk 42 is an automatic, dual-purpose (air / surface target) gun mount. It is usually controlled remotely from the Mk 68 Gun Fire Control System, or locally from the mount at the One Man Control (OMC) station.
Mark 12 5-inch/38 caliber Naval Gun | World War II Database
Firing 5-inch shells fitted with VT proximity fuzes from her 5-inch/38 caliber guns, Ralph Talbot accounted for three bombers shot down on her own and one more shared with other ships. During the attack, one torpedo struck attack transport USS McCawley causing her …