With the end of the Cold War and the change of emphasis to littoral operations, the cost of the Seawolf submarines was judged prohibitive and the program was curtailed in favor of the smaller and cheaper Virginia Class New Attack submarines. The Seawolf was a product of the Cold War, conceived to maintain the USA acoustic advantage over Soviet submarines. The 7. In the National Defense Authorization Act for FY 1996, Congress imposed a cost limitation of 7.2 billion for the procurement ofthe three Seawolf submarines. Advanced weaponry and new tactical capability and communications combined with an increased weapons load of Mark 48 anti-submarine torpedoes, Harpoon missiles and Tomahawk cruise missiles allow Seawolf to operate from under arctic ice to shallow water close to shore. Navy Ships: Plans and Anticipated Liabilities to Terminate SSN-21 Program Contracts. submarines, the SSN-21, SSN-22, and SSN-23 submarines, that comprise the SSN-21 (Seawolf) class of submarines. The third, Jimmy Carter (SSN-23), is to be modified to improve payload carrying and underwater maneuverability. Connecticut (SSN-22) was commissioned in December 1998. Commissioned July 19, 1997, USS Seawolf-class (SSN 21) submarines are exceptionally quiet, fast, well-armed, and equipped with advanced sensors. The first of class, the Seawolf (SSN-21), was ordered from the Electric Boat Division of General Dynamics, Connecticut, in January 1989 and commissioned in July 1997. The Seawolf was conceived as a faster, better-armed eventual replacement for the Los Angeles class nuclear-powered attack submarines.
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