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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).
A Japanese-built Mark 44 torpedo in the Kanoya Air Base Museum. Main article: Mark 44 torpedo Designed 1953, in service 1957 (USA). In Japanese service 1961, initially imported. The Mark 44 Mod 1 was manufactured in Japan beginning in 1964, [3] locally designated as the Mark 44-1-N. A ubiquitous acoustic homing ASW torpedo for NATO-aligned ...
The Mark 32 was withdrawn from service use with the introduction of the Mark 43 torpedo.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 .
Typically, FRAM Allen M. Sumners retained all three 5-inch/38 twin mounts and received the Drone Anti-Submarine Helicopter (DASH), two triple Mark 32 torpedo tubes for the Mark 44 torpedo, and two new single 21-inch torpedo tubes for the Mark 37 torpedo, with all 3-inch and lighter guns, previous ASW armament, and 21-inch torpedo tubes being ...
Also for ASW purposes, two triple Mk 32 torpedo tubes for the Mk 46 ASW torpedo were installed. These cruisers were initially converted into all-missile warships with no naval guns, but later on, two open-mount Mk 24 5-inch (127 mm) 38 calibre guns were added to the port side and the starboard side, near their aft exhaust stacks.
The A244/S is an Italian lightweight, fire-and-forget torpedo employed for anti-submarine warfare. It can be launched from surface vessels or aircraft and locates the target using an acoustic seeker. The torpedo body conforms to the NATO 12.75-inch (323.8 mm) standard and is compatible with USN Mark 32 torpedo tubes.
All 3-inch/50 cal gun mounts were removed, and the after superstructure was used for the DASH's hangar and flight deck, with two new triple Mark 32 torpedo tubes for the 12.75-inch Mk.44 torpedo [3] placed just behind the rear funnel. This modernization was designed to extend the life of the destroyer by at least eight years.
The Knox-class ships were armed with a 5"/54 caliber Mark 42 gun forward and a single 3"/50 caliber gun aft. They mounted an eight-round ASROC launcher between the 5-inch (127 mm) gun and the bridge. Close-range anti-submarine defense was provided by two twin 12.75-inch (324 mm) Mk 32 torpedo tubes.