USS Narwhal (SSN-671)

USS *Narwhal* (SSN-671)
History
United States
Namesake	Narwhal
Ordered	28 July 1964
Builder	General Dynamics Electric Boat, Groton, Connecticut
Laid down	17 January 1966
Launched	9 September 1967
Sponsored by	Vice admiral Glynn R. Donaho (ret.)
Commissioned	12 July 1969
Decommissioned	1 July 1999
Stricken	1 July 1999
Fate	Scrapped
General characteristics
Class & type	Nuclear submarine
Displacement	4,948 long tons (5,027 t) light; 5,293 long tons (5,378 t) full;
Length	314 ft 8 in (95.91 m)
Beam	33 ft (10 m)
Draft	29 ft (8.8 m)
Propulsion	1 × S5G pressurized water reactor; 1 × steam turbine, 17,000 shp (13,000 kW); 1 shaft;
Speed	20 knots (surfaced): 25 knots (submerged)
Complement	12 officers, 95 enlisted
Armament	4 × 21 in (533 mm) torpedo tubes capable of launching:; SUBROC; Mark 37 torpedoes; Mark 45 torpedoes; Mark 48 ADCAP torpedoes; Mines; Tomahawk missiles; Harpoon missiles;

USS Narwhal (SSN-671), a unique submarine, was the third vessel of the United States Navy to be named for the narwhal, a gray and white arctic whale with a unicorn-like, ivory tusk.

Her keel was laid down on 17 January 1966 by the Electric Boat Division of General Dynamics Corporation, in Groton, Connecticut. She was launched on 9 September 1967 sponsored by Vice admiral Glynn R. Donaho (ret.), and commissioned on 12 July 1969.