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NavSource Online:
Section Patrol Craft Photo Archive

Herreshoff No. 323 (YP 2840)
ex-Herreshoff No. 323 (SP 2840)

Patrol Yacht:

  • Built in 1918 by the Herreshoff Manufacturing Co., Bristol, RI
  • Acquired by the Navy 6 June 1918
  • Commissioned Herreshoff No. 323 (SP 2840), 15 June 1918
  • Reclassified as District Patrol Craft YP-2840 in 1920
  • Sold 3 May 1927
  • Renamed Wydability in the 1930s
  • Fate unknown.


  • Displacement 65 t.
  • Length 112' 9"
  • Beam 15' 2"
  • Draft 3' 9½"
  • Speed 24 kts.
  • Complement 26
  • Armament: One 6-pounder, one Y-gun depth charge projector and two machine guns
  • Propulsion: Two Herreshoff boilers, two 600hp verticle triple-expansion steam engines, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    No image of Herreshoff No. 323 (SP 2840) is available at this time

    Commanding Officers
    01ENS Washington A. Flagg, USNRF15 June 1918
    02ENS Henry K. Hannah, Jr., USNRF1919
    03ENS Charles Uhrstrom, USNRF1919
    Courtesy Joe Radigan

    View the Herreshoff No. 323 (SP 2840)
    DANFS history entry located on the Haze Gray & Underway website
    Back To The Main Photo Index Back To the Patrol Craft/Gunboat/Submarine Chaser Ship Type Index Back to the Section Patrol Craft (SP) Photo Index Back to the Yard and District Craft Index Back to the District Patrol Craft (YP) Photo Index

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    This page created by Joseph M. Radigan and maintained by David Wright
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