Fort Necessity

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Fort Necessity

T2-SE-A1

Suamico Class Fleet Oiler:

Laid down, 28 February 1943, as Fort Necessity, a Maritime Commission type (T2-SE-A1) tanker hull under

Maritime Commission contract, (MC hull 307) at Sun Shipbuilding and Dry Dock Co., Chester, PA;

Launched, 28 February 1943;

Acquired by the Navy from the Maritime Commission, 17 May 1943;

Commissioned USS Cossatot (AO-77), 20 April 1943;

Decommissioned, 7 March 1946 at San Francisco, CA;

Struck from the Naval Register, (date unknown);

Transferred to the Maritime Administration for lay up in the National Defense Reserve Fleet;

Reacquired, February 1949, operated under contract to the Naval Transportation Service;

Placed In-Service with MSTS as USNS Cossatot (T-AO-77), 1 October 1949;

Placed Out-of-Service, (date unknown);

Transferred to the Maritime Administration for lay up in the National Defense Reserve Fleet;

Struck from the Naval Register, 18 September 1974;

Final Disposition, disposed of by MARAD sale, 2 September 1975, fate unknown.

( See photos below )

Specifications:

Displacement 5,782 t.(lt) 21,880 t.(fl);

Length 523' 6";

Beam 68';

Draft 30';

Speed 15.5kts;

Complement 251;

Armament one 5"/38 dual purpose gun mount, four 3"/50 guns,

four twin 40mm gun mounts, four twin 20mm gun mounts;

Capacity 140,000 barrels;

Propulsion, turbo-electric, single screw. 8,000hp.

View the Cossatot (AO-77)

DANFS history entry located on the Haze Gray & Underway Web Site.

Ship Report for "FORT NECESSITY / COSSATOT"

DWT:	16613	Yard No:	314
Length overall:	159.6	Ship Design:	T2-SE-A1
LPP:	153.3	Country of build:	USA
Beam:	20.7	Builder:	Sun
Material of build:		Location of yard:	Chester, Pa
Number of screws/Mchy/Speed(kn):	1TE-15

Subsequent History:

[ Launched as FORT NECESSITY ] - 1943 COSSATOT -

1946 FORT NECESSITY - 1948 COSSATOT

Disposal Data:

Scrapped 09.1975 [ By Luria Bros & Co., Inc. ]

History: