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NavSource Online:
Section Patrol Craft Photo Archive

ex-Dreadnought (SP 584)


  • Built in 1917 by R. Bigelow, Monument Beach, MA
  • Acquired by the Navy 17 May 1917 from Eldon B. Keith of Brockton, MA
  • Commissioned USS Dreadnought (SP 584), 20 October 1917
  • Renamed SP-584 in 1918 to avoid confusion with Dreadnought (ID 1951)
  • Returned to her owner 6 June 1919
  • Fate unknown.


  • Displacement 10 t.
  • Length 32'
  • Beam 6'
  • Draft 2' 6"
  • Speed 26 kts.
  • Complement: Four
  • Propulsion: One 125hp 6-cylinder Van Blerck gasoline engine, one shaft.
    Click on thumbnail
    for full size image
    Size Image Description Source
    SP-584 64k Underway at high speed, probably prior to her World War I era Naval service
    U.S. Navy photo NH 101591
    Naval Historical Center
    SP-584 96k Hauled out of the water at the Boston Navy Yard, Charlestown, Massachusetts, 14 May 1917.
    U.S. Navy photo NH 103474

    There is no DANFS history currently available for SP-584.
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