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Section Patrol Craft Photo Archive

Hydraulic (SP 2584)

Civilian call sign (1919):
King - Sail - Boy - Watch

Patrol Yacht:

  • Built in 1900 by A. C. Crown Shipbuilding Co., Tottenville, NY
  • Acquired by the Navy, 29 May 1918 from Max Zickel of Hoboken, NJ
  • Commissioned USS Hydraulic (SP 2584), 17 August 1918
  • Returned to her owner 23 January 1919
  • Fate unknown.


  • Displacement 30 t.
  • Length 83' 6"
  • Beam 11' 7"
  • Draft 5' 6"
  • Speed 11.4 kts.
  • Propulsion: One Roberts boiler, one 150hp vertical triple expansion steam engine, one shaft.
    Click on thumbnail
    for full size image
    Size Image Description Source
    Hydraulic 239k Pre-World War I advertising card, picturing the yacht and describing her availability for charter
    U.S. Navy photo NH 101796
    Naval Historical Center
    USS Hydraulic (SP 2584)
    Hydraulic 177k Incorrect hull number painted on bows. Should be SP-2584 vice SP-2534 Jay Milewski
    Photos added 5 December 2019
    Hydraulic 108k

    View the Hydraulic (SP 2584)
    DANFS history entry located on the Haze Gray & Underway website
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