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Deep Submergence Vessel NR-1 was a unique United States Navy (USN) nuclear-powered ocean engineering and research submarine, built by the Electric Boat Division of General Dynamics at Groton, Connecticut. NR-1 was launched on 25 January 1969, completed initial sea trials 19 August 1969, and was home-ported at Naval Submarine Base New London.
Sea Dagger: midget submarine developed by Kockums: a midget submarine of modular design with length of 16 – 20 m depending on various configurations totaling 4, including training, reconnaissance, diver delivery and small attack versions. All versions are consisted of 3 modules, two of which are identical for all versions, the bow and stern ...
Type 212 submarine. Builders: Germany / Italy; Displacement: 1,830/2,500 tons ("A" or "CD" variant) Operators: German Navy: 6 in service (A), 2 more ordered (CD) Marina Militare: 4 in service (A), 3 more ordered with option for a fourth (A) – known as the Todaro-class Royal Norwegian Navy: 4 ordered (CD) Type 214 submarine. Builder: Germany
Prototype "fleet submarines"—submarines fast enough (21 knots (11 m/s)) to travel with battleships. Twice the size of any concurrent or past U.S. submarine. A poor tandem engine design caused the boats to be decommissioned by 1923 and scrapped in 1930.
Biber (German for "beaver") was a German midget submarine of the Second World War. Armed with two externally mounted 53-centimetre (21 in) torpedoes or mines, they were intended to attack coastal shipping. They were among the smallest submarines in the Kriegsmarine. The Biber was hastily developed to help meet the threat of an Allied invasion ...
Last conventionally powered submarine built for the US Navy. Laid after Blueback but launched and commissioned before SSN-583 Sargo: SSN-584 Seadragon: First submarine to complete a submerged circumnavigation of the Northwest Passage. SSN-585 Skipjack: Lead boat of a class of 6. First nuclear powered submarine with a teardrop hull. SSRN-586 Triton
The Los Angeles-class submarine is the biggest submarine class in the United States Navy. Originally entering service in the 1970s, these submarines were meant to counter Russian threats during ...
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