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USS New Hampshire (SSN-778), a Virginia-class submarine An SSN is a nuclear-powered general-purpose attack submarine. SSN is the US Navy hull classification symbol for such vessels; the SS (as 'Ship Submersible') denotes a submarine [1] and the N denotes nuclear power.
The SSN(X) or Next-Generation Attack Submarine program of the United States Navy aims to develop a new class of nuclear-powered attack submarines to succeed the Virginia and Seawolf classes. The SSN(X) program remains in the early stages of development and no official details have been released about its design or capabilities.
USS Potomac (SSN-814) will be a nuclear-powered Virginia-class submarine of the United States Navy, the first Block VI attack submarines and 41st overall of her class. The submarine would be the seventh U.S. Navy vessel named for the Potomac River , an important river to Washington DC and the Chesapeake Bay .
Unique submarine; liquid metal cooled S2G reactor (replaced with a pressurized-water reactor in 1959) Skate: 4 USS Skate (SSN-578) 21 July 1955 USS Seadragon (SSN-584) 5 December 1959 Skipjack: 6 USS Skipjack (SSN-585) 29 May 1956 USS Snook (SSN-592) 24 October 1961 First nuclear submarine class with teardrop hull form.
First submarine to travel under the North Pole. Museum ship, U.S. Navy Submarine Force Museum, Groton, Connecticut SSR-572 Sailfish: Lead boat of a class of 2 SSR-573 Salmon: SSG-574 Grayback: Lead boat of a class of 2. Converted and re-designated as LPSS-574 (amphibious transport submarine) on 30 Aug 1968. SSN-575 Seawolf: Unique submarine SS ...
The long-lead-time materials contract for SSN-792 was awarded on 17 April 2012, with SSN-793 and SSN-794 following on 28 December 2012. [ 129 ] [ 130 ] The U.S. Navy has awarded General Dynamics Electric Boat a $208.6 million contract modification for the second fiscal year (FY) 14 Virginia -class submarine, SSN-793, and two FY 15 submarines ...
USS Jimmy Carter (SSN-23) is the third and final Seawolf-class nuclear-powered fast-attack submarine in the United States Navy. Commissioned in 2005, she is named for the 39th president of the United States , Jimmy Carter , the only president to have qualified on submarines. [ 7 ]
USS Indiana (SSN-789) is a nuclear powered United States Navy Virginia-class attack submarine, named for the State of Indiana. She is the sixteenth of her class and sixth of the significantly redesigned Block III, including a revised bow and VLS technology from the Ohio -class of guided missile submarines . [ 12 ]