USS Conflict (AM-426/MSO-426) was an Aggressive-class minesweeper in the United States Navy.
Conflict was laid down on 13 August 1951 at Fulton Shipyard, Antioch, California. Launched on 16 December 1952, she was commissioned on 23 March 1954. She was later redesignated as an Ocean Minesweeper MSO-426 on 7 February 1955.
Conflict operated on the west coast between 12 April 1954 and 4 January 1956, conducting acoustic ranging experiments, noise reduction experiments, and removing practice mine fields. She was reclassified MSO-426 on 7 February 1955.
She sailed from Long Beach, California, 4 January 1956 for Pearl Harbor, where between 15 January and 20 February, she conducted underwater photography operations. She returned to Long Beach 1 March, and during April conducted shock tests off San Clemente Island, California. Conflict joined harbor defense exercises at San Diego, California, and carried out other local operations until 5 August 1957, when she sailed from Long Beach for Pearl Harbor, Midway Island, and Yokosuka, Japan, arriving 31 August.
She operated in Japanese waters, called at Hong Kong, and joined ships of the Republic of China in minesweeping exercises off Formosa, returning to Long Beach 1 March for west coast operations during the remainder of the year. She returned to duty in the Far East 14 March 1960, calling at Manila, Hong Kong, Taiwan, and Japanese ports before sailing for the west coast 24 June. Local operations were resumed through the remainder of 1960.