USS Tucson (SSN-770)

USS Tucson (SSN-770)
USS Tucson (SSN-770)
History
United States
NameUSS Tucson
NamesakeCity of Tucson
Operator United States Navy
Ordered10 June 1988
Awarded16 September 1989
BuilderNewport News Shipbuilding and Dry Dock Company
Laid down15 August 1991
Launched20 March 1994
Sponsored byMrs. Diane C. Kent
Commissioned18 August 1995 postponed to (9 Sep 1995), USS Tucson (SSN 770) was commissioned, Original commission date was delayed by Hurricane Felix. Boat got underway for the storm so the ceremony was delayed to September.[1]
HomeportNaval Station Pearl Harbor
Identification
Statusin active service
Badge
General characteristics
Class and typeLos Angeles-class submarine
Displacement6,000 tons light, 6,927 tons full, 927 tons dead
Length362 ft (110 m)
Beam33 ft (10 m)
Draft31 ft (9.4 m)
Propulsion
  • 1 × S6G PWR nuclear reactor with D2W core (165 MW), HEU 93.5%[2][3]
  • 2 × steam turbines (33,500) shp
  • 1 × shaft
  • 1 × secondary propulsion motor 325 hp (242 kW)
Test depth470–500 m (1,542–1,640 ft)
Complement12 officers, 98 enlisted
Armament
  • 4 × 21 in (533 mm) torpedo tubes
  • 12 × vertical launch Tomahawk missiles

USS Tucson (SSN-770), a Los Angeles-class submarine, was the second ship of the United States Navy to be named for Tucson, Arizona. The contract to build her was awarded to Newport News Shipbuilding and Dry Dock Company in Newport News, Virginia on 10 June 1988 and her keel was laid down on 15 August 1991. She was launched on 20 March 1994 sponsored by Mrs. Diane C. Kent.

  1. ^ Undersea Warfare Magazine Facebook post on 9 Sep
  2. ^ "International Panel on Fissile Materials". fissilematerials.org. 10 April 2020. Retrieved 27 February 2022.
  3. ^ "Validation of the Use of Low Enriched Uranium as a Replacement for Highly Enriched Uranium in US Submarine Reactors" (PDF). dspace.mit.edu. June 2015. Retrieved 27 February 2022.