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NavSource Online: Mine Warfare Vessel Photo Archive

AM / MSO-490 Leader


Aggressive Class Minesweeper: Laid down, 22 September 1953 as AM-490 by the J. L. Martinac Shipbuilding Corp., Tacoma, Wash; Launched, 15 September 1954; Redesignated as an Ocean MinesweeperMSO-490, 7 February 1955; Commissioned USS Leader (MSO-490), 16 November 1955; Decommissioned, 12 December 1991; Struck from the Naval Register, 18 March 1992; Sold for scrapping, 18 August 1994 by Defense Reutilization and Marketing Service to NR Aquilinity, New York, NY, for $28,880. Broken up at Wilmington, NC.

Specifications: Displacement 775 t; Length 172'; Beam 35'; Draft 12'; Speed 14 kts; Complement 8 Officers, 70 Enlisted; Armament, as built, one single 40mm gun mount, two .50 cal machine guns, final configuration, bow gun removed, two .50 cal. machine guns remain; Propulsion, four Packard ID1700 diesel engines, replaced by four Waukasha Motors Co. diesels, two shafts, two controllable pitch propellers.
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Size Image Description Source
Leader 113k Photo 1972 102 Minesweeper
Web Site
Dick Lewis
Leader 63k DVIC Photo DN-SN-90-11819 Defense Visual Information Center

View the Leader (MSO-490)
DANFS History entry located on the Haze Gray & Underway Web Site. The main archive for the DANFS Online Project.

Crew Contact And Reunion Information
U.S.Navy Memorial Foundation
Fleet Reserve Association

Additional Resources and Web Sites of Interest
102 Minesweepers (MSO) Oceangoing Minesweepers
Naval Minewarfare Association
Association of Minemen

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