USS Pittsburgh (LPD-31)

USS Pittsburgh (LPD-31)
San Antonio-class amphibious transport dock
History
United States
NamePittsburgh
NamesakePittsburgh
Ordered3 April 2020
BuilderIngalls Shipbuilding
Laid down2 June 2023
IdentificationHull number: LPD 31
StatusUnder construction
General characteristics
Class & typeSan Antonio-class amphibious transport dock
Displacement25,000 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
Draft7 m (23 ft)
PropulsionFour Colt-Pielstick diesel engines, two shafts, 40,000 hp (30,000 kW)
Speed22 knots (41 km/h; 25 mph)
Boats & landing
craft carried
  • Two LCACs (air cushion)
  • or one LCU (conventional)
Capacity699 (66 officers, 633 enlisted); surge to 800 total.
Complement28 officers, 333 enlisted
Armament
Aircraft carriedTwo 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. Her keel was laid down 2 June 2023.