SSN-671 USS Narwhal

Namesake. Narwhal, a gray and white arctic whale with a unicorn-like, ivory tusk
Ordered. 28 July 1964
Builder. General Dynamics Electric Boat, Groton, Connecticut
Laid down. 17 January 1966
Launched. 9 September 1967
Commissioned. 12 July 1969
Decommissioned. 1 July 1999
Stricken . 1 July 1999
Fate. Scrapped
Class and type. Narwhal class 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)[2]
Draft. 29 ft (8.8 m)
Propulsion:
1 × S5G pressurized water reactor
1 × steam turbine, 17,000 shp (13,000 kW)[1]
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