San Antonio-class amphibious assault ships (LPD)

Ships in class

Name	Number	Launched	Commissioned
USS San Antonio	LPD 17	12 July 2003	14 January 2006
USS New Orleans	LPD 18	11 December 2004	10 March 2004
USS Mesa Verde	LPD 19	19 November 2004	15 December 2007
USS Green Bay	LPD 20	11 August 2006	24 January 2009
USS New York	LPD 21	19 December 2007	7 November 2009
USS San Diego	LPD 22	7 May 2010	23 December 2011
USS Anchorage	LPD 23	12 February 2011	4 May 2013
USS Arlington	LPD 24	23 November 2011	8 February 2013
USS Somerset	LPD 25	14 April 2012	1 March 2014
USS John P. Murtha	LPD 26	30 October 2014	8 October 2016
USS Portland	LPD 27	13 February 2016
	LPD 28

Length
- 208.5 m
Beam
- 31.9 m
Draft
- 7 m
Displacement
- 25,300 t
Propulsion
- 4 diesel Colt-Pielstick PC 2.5 of 41,600 HP
- 2 variable pitch propellers.
Electric power
- 5 diesel Caterpillar generators of 2,500 HP each.
Speed
- 22 knots
Complement
- Crew: 360
- Landing force:699
Sensors
- Air radar: 3D AN/SPS-48E.
- Surface search & fire control radar: AN/SPQ-9B
- Surface radar: 2 AN/SPS-73.
- Navigation radar AN/SPS-64 (V)9
ESM/ECM
- AN/SLQ-32A(V)2
Countermeasures
- Launches chaff or infrared decoys SRBOC Mk 36.
- AN/SLQ-25A Nixie
- MK-53 Nulka
Systems
- Sistema de Combate SSDS Mk-2
- Command-and-control systemGCCS-M AN/USQ-119E (V) 27
- AADS AN/KSQ-1.
- ASDS AN/SPQ-14(V)
- AN/USG-2 CEC
- MK-91.
- NAVSSIAN/SSN-6.
- AN/WSN-7(V)1
- UHF SATCOM, SHF SATCOM, INMARSAT, UHF, HF, VHF
Weapons
- 2 guns Mk-46 Mod. 2 of 30 mm
- 2 launches Mk-31 RAM
Transport
- Three vehicle decks with 2,229 m²².
- Two general yards and ammunition.
- 2 LCAC or 1 LCU and 14 EFV/AAV.
Aircraft carried
- Hangar capacity for 1 CH-53 Super Stallion or 2 CH-46 Sea Knight or 1 MV-22 Osprey or 3 UH / AH-1S.
- Flight deck for 2 CH-53 Super Stallion or 4 CH-46 Sea Knight or 2 MV-22 Osprey or 4 UH / AH-1S.
Other
- Hospital with 2 operating rooms, 24 beds for hospitalization and 2 dentistry rooms.