USS Pittsburgh (LPD-31)

USS Pittsburgh (LPD-31)

San Antonio-class amphibious transport dock
History
United States
Name	Pittsburgh
Namesake	Pittsburgh
Ordered	3 April 2020[1]
Builder	Ingalls Shipbuilding
Laid down	2 June 2023[2]
Identification	Pennant number: LPD-31
Status	Under construction[2]
General characteristics
Class and type	San Antonio-class amphibious transport dock
Displacement	25,000 tons full
Length	208.5 m (684 ft) overall 201.4 m (661 ft) waterline
Beam	31.9 m (105 ft) extreme 29.5 m (97 ft) waterline
Draft	7 m (23 ft)
Propulsion	Four Colt-Pielstick diesel engines, two shafts, 40,000 hp (30,000 kW)
Speed	22 knots (41 km/h; 25 mph)
Boats & landing craft carried	Two LCACs (air cushion) or one LCU (conventional)
Capacity	699 (66 officers, 633 enlisted); surge to 800 total.
Complement	28 officers, 333 enlisted
Armament	Two 30 mm Bushmaster II cannons, for surface threat defense; two Rolling Airframe Missile launchers for air defense
Aircraft carried	Two MV-22 tilt rotor aircraft may be launched or recovered simultaneously.

USS Pittsburgh (LPD-31), a Flight II San Antonio-class amphibious transport dock for the United States Navy, will be the fifth United States Navy vessel named after Pittsburgh. Secretary of the Navy Kenneth Braithwaite officially announced multiple ship names, including Pittsburgh, during his visit to the oldest U.S. Navy commissioned ship afloat, USS Constitution, on 15 January 2021.^[3] Her keel was laid down 2 June 2023.^[2]