Pinnacle was laid down 24 August 1953 as AM-462 by Higgins Industries Inc., New Orleans, Louisiana and launched 3 January 1955. She was redesignated as an Ocean Minesweeper, MSO-462, 7 February 1955 and commissioned on 21 October 1955.
Pinnacle was laid down 24 August 1953 as AM-462 by Higgins Industries Inc., New Orleans, Louisiana and launched 3 January 1955. She was redesignated as an Ocean Minesweeper, MSO-462, 7 February 1955 and commissioned on 21 October 1955.