SSN-21 USS Seawolf

Namesake. Seawolf marine ray finned fish
Awarded. 9 Jan 1989
Builder. General Dynamics Electric Boat
Laid down. 25 Oct 1989
Launched. 24 Jun 1995
Commissioned. 19 Jul 1997
Homeport. Naval Base Kitsap-Bangor
Motto. Cave Lupum (English: "Beware the Wolf")
Status. in active service
Class and type. Seawolf-class submarine
Length. 353 ft (108 m)
Beam. 40 ft (12 m)
Draft. 36 ft (11 m)
Propulsion:
1 S6W PWR 220 MW (300,000 hp), HEU 93.5%
1 secondary propulsion submerged motor
2 steam turbines 57,000 shp (43 MW)
1 shaft
1 pump-jet propeller
Speed. 25+ knots submerged, 18+ knots surfaced
Test depth. Greater than 800 ft (240 m)
Complement. 15 officers and 101 enlisted
Armament. 8 × 26.5-inch torpedo tubes, sleeved for 21-inch weapons (up to 50 Tomahawk land attack missile/Harpoon anti-ship missile/Mk 48 guided torpedo carried in torpedo room)