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NavSource Online:
Section Patrol Craft Photo Archive

Sunbeam III (SP 251)


  • Built in 1917 by the Gas Engine and Power Co. and Charles L. Seabury Co., Morris Heights, NY
  • Acquired by the Navy 16 June 1917
  • Commissioned 18 July 1917
  • Returned to her owner 20 January 1919
  • Struck from the Navy list 21 January 1919
  • Fate unknown.


  • Length 52'
  • Beam 11' 4"
  • Draft 3'
  • Speed 16 kts.
  • Complement: Eight
  • Armament: One 1-pounder and one .30 cal. machine gun
  • Propulsion: One 150hp 6-cylinder Speedway gasoline engine, one shaft.
    Click on thumbnail
    for full size image
    Size Image Description Source
    Sunbeam III 52k c. Late summer 1917
    U.S. Naval Reserve Force Section Base No. 5, West Sayville, Long Island, NY
    USS See W. See (SP 740), the Sunbeam III and the USS Nemesis (SP 343)
    Photo courtesy of the Long Island Maritime Museum
    William L. Baxter
    Sunbeam III 119k Photographed circa 1917-1918
    Halftone reproduction, copied from the book "Our Navy in the War", by Lawrence Perry, 1922
    U.S. Navy photo NH 82570
    Naval Historical Center
    Sunbeam III 101k Underway circa 1918
    U.S. Navy photo NH 89752

    View the Sunbeam III (SP 251)
    DANFS history entry located on the Naval History and Heritage Command website
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