Peacock was laid down, 29 January 1953 as AMS-198 by the Harbor Boat Building Co., Terminal Island, California. It was launched, 19 June 1954; reclassified as a coastal minesweeper, MSC-198, 7 February 1955; commissioned USS Peacock (MSC-198), 16 March 1955. Struck from the Naval Register, 1 July 1975; and, disposed of through the Defense Reutilization and Marketing Service for scrap, 1 September 1976.