The third USS Shark was an early Plunger-class submarine in the service of the United States Navy, later renamed as A-7. Shark was laid down on 11 January 1901 at Elizabethport, New Jersey in the Crescent Shipyard under the direction of Crescent's superintendent, Arthur Leopold Busch. She was launched on 19 October 1901, and commissioned on 19 September 1903 at New Suffolk, New York with Lieutenant Charles P. Nelson in command.