USS Louisiana (SSBN 743)

Submarine Squadron 17

Bangor, WA
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About USS Louisiana (SSBN 743)

USS Lousiana (SSBN 743) is the 18th and last submarine of the Ohio class of ballistic missile submarines (SSBNs), and the fourth U.S. Navy ship to bear the name.

The keel of Louisiana was laid on Oct. 23, 1992, and she was christened on July 27, 1996 by Mrs. Patricia O'Keefe. Lousiana was commissioned on Sept. 6, 1997 at Naval Submarine Base Kings Bay, Ga.

Originally assigned to Kings Bay, Louisiana shifted her homeport to Naval Submarine Base Bangor, Wash., in October 2005.

Lousiana was honored by U.S. Strategic Command (STRATCOM) as the recipient of the 2006 Omaha Trophy for excellence in strategic deterrence. The next year, 2007, Lousiana received both the Battle Efficiency Award (Battle "E") and the Meritorious Unit Commendation.

Boat Characteristics

Class  Ohio-class ballistic missile
Displacement 16,764 metric tons surfaced
18,750 metric tons submerged
Length 560 ft (170 m)
Beam  42 ft (13 m)
Draft 38 ft (12 m)
Propulsion 1 x S8G PWR nuclear reactor
2 x geared turbines
1 x 325 hp (242 kW) auxiliary motor
1 x shaft @ 60,000 shp (45,000 kW)
Speed Greater than 25 knots (46 km/h; 29 mph) 
Test depth Greater than 800 feet (240 m)
Complement 15 officers, 140 enlisted
Armament MK-48 torpedoes
Up to 20 Trident II D-5 ballistic missiles