USS LST-550

Summary

USS LST-550 was a United States Navy LST-542-class tank landing ship in commission from 1944 to 1946. She also served in a non-commissioned status with the Military Sea Transportation Service as USNS LST-550 (T-LST-550) from 1952.

History
United States
NameUSS LST-550
BuilderMissouri Valley Bridge and Iron Company, Evansville, Indiana
Laid down13 November 1943
Launched9 March 1944
Sponsored byMrs. Henry D. Hoover
Commissioned10 April 1944
Decommissioned13 January 1946
In serviceIn non-commissioned service with Military Sea Transportation Service as USNS LST-550 (T-LST-550) from 31 March 1952
Stricken1 November 1973
Honors and
awards
Two battle stars for World War II
General characteristics
Class and typeLST-542-class tank landing ship
Displacement
  • 1,780 long tons (1,809 t) light
  • 3,640 long tons (3,698 t) full
Length328 ft (100 m)
Beam50 ft (15 m)
Draft
  • Unloaded 2 ft 4 in (0.71 m) bow; 7 ft 6 in (2.29 m) stern
  • Full load: 8 ft 2 in (2.49 m) forward; 14 ft 1 in (4.29 m) aft
Installed power1,800 horsepower (1.34 megawatts)
PropulsionTwo 900-horsepower (0.67-megawatt) General Motors 12-567 diesel engines, two shafts, twin rudders
Speed12 knots (22 km/h; 14 mph)
Boats & landing
craft carried
2 x LCVPs
TroopsApproximately 130 officers and enlisted men
Complement8-10 officers, 89-100 enlisted men
Armament

Construction and commissioning edit

LST-550 was laid down on 13 November 1943 at Evansville, Indiana, by the Missouri Valley Bridge and Iron Company. She was launched on 9 March 1944, sponsored by Mrs. Henry D. Hoover, and commissioned on 10 April 1944.

Service history edit

Commissioned service edit

During World War II, LST-550 initially was assigned to the European Theater of Operations. She participated in Operation Dragoon, the invasion of southern France, in August and September 1944.

LST-550 subsequently was assigned to the Pacific Theater of Operations, where she took part in the assault on and occupation of Okinawa Gunto in June 1945.

Following the war, LST-550 performed occupation duty in the Far East until late December 1945, when she returned to the United States.

LST-550 was decommissioned on 13 January 1946.

Non-commissioned service in Military Sea Transportation Service edit

On 31 March 1952, LST-550 was transferred to the Military Sea Transportation Service, where she served in a non-commissioned status as USNS LST-550 (T-LST-550).

Final disposition edit

USNS LST-550 was stricken from the Navy List on 1 November 1973. Her ultimate fate awaits further research.

Honors and awards edit

LST-550 earned two battle stars for World War II service.

References edit