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The Mark 32 can fire 12.75-inch (324 mm) torpedoes of the Mark 44, Mark 46, Mark 50 (from the Mod 17 tubes onwards), [3] [4] and Mark 54 [citation needed] designs, and can be modified to use other torpedoes (such as the MU90 Impact aboard Royal Australian Navy frigates, or Royal Navy units using Sting Ray torpedoes).
Mark 32 Surface Vessel Torpedo Tubes, ASW Aircraft, RUM-139 VL-ASROC The Mark 54 lightweight torpedo (formerly known as lightweight hybrid torpedo , or LHT ) is a standard 12.75-inch (324 mm) anti-submarine warfare (ASW) torpedo used by the United States Navy and several other nations armed forces.
The Mark 32 was withdrawn from service use with the introduction of the Mark 43 torpedo. Ten were manufactured by Leeds & Northrup , Philadelphia during War II, and about 3,300 were manufactured by a combination of the Philco Corporation , Philadelphia, and the Naval Ordnance Plant , Forest Park, Illinois .
The Mark 50 torpedo is a U.S. Navy advanced lightweight torpedo for use against fast, deep-diving submarines. The Mk 50 can be launched from all anti-submarine aircraft and from torpedo tubes aboard surface combatant ships. The Mk 50 was intended to replace the Mk 46 as the fleet's lightweight torpedo. [1]
The Mark 48 was initially developed as REsearch TORpedo Concept II (RETORC II), one of several weapons recommended for implementation by Project Nobska, a 1956 summer study on submarine warfare. [9] The Mk-48 torpedo was designed at the end of the 1960s to keep up with the advances in Soviet submarine technology.
The Mark 35 torpedo was the first of the United States Navy deep-diving anti-submarine torpedoes designed for surface launch. [2] This electrically propelled 21-inch (53-cm) torpedo was 162 inches (4.11 m) long, weighed 1770 lb (803 kg), and carried a 270 lb (122.5 kg) Torpex high explosive warhead. [ 3 ]
There have been a number of 21-inch torpedoes in service with the United States. These have been used on ships and submarines of the U.S. Navy.American 21-inch torpedoes are 533 millimeters (21 in) in diameter.
Motor Torpedo Boat Squadron Three (MTBRon 3) was a United States Navy squadron based at Naval Base Cavite, Cavite, Philippines, from September 1941 to December 1941. It was commanded by Lieutenant John D. Bulkeley and made up of six motor torpedo boats : PT-31 , PT-32 , PT-33 , PT-34 , PT-35 , and PT-41 , the last as the squadron flagship .