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Patrol Yacht Photo Archive

Tourmaline (PY-20)



Call sign:
Nan - Able - Sugar - Yoke
Patrol Yacht:

  • Laid down 9 January 1930 as the yacht Sylvia by Bath Iron Work, Inc., Bath, Maine
  • Launched, 24 May 1930
  • Delivered 2 July 1930
  • Acquired by the Navy, 16 May 1941
  • Entered Marine Basin Co. yard, Brooklyn, NY, 23 June 1942 for conversion to Naval service
  • Commissioned USS Tourmaline (PY-20), 19 September 1941 at New York Navy Yard, Brooklyn
  • Decommissioned, 18 July 1945
  • Struck from the Naval Register, 13 August 1945
  • Transferred to the Maritime Commission, 3 January 1946 for disposal
  • Sold 23 January 1946 to Andrew M. Embiricos and Manuel E. Kulukndis of the Greek War Relief Association and renamed Sylvia
  • Sold in 1947, worked as a passanger ship and renamed Kyknos
  • Laid up at Volos, Greece between 1974/1979
  • Scrapped in 1979.

    Specifications:

  • Displacement 750 t.
  • Length 154'
  • Beam 26' 6"
  • Draft 10' 6"
  • Speed 13 kts.
  • Complement 161
  • Armament: Two 3"/50 dual purpose gun mounts, four .50 cal. machine guns and two depth charge tracks
  • Propulsion: Two 850hp Cooper Bessemer 8-JRDR diesel engines, two shafts.
    Click on thumbnail
    for full size image    		 Size Image Description Source
    USS Tourmaline (PY 20)
    Tourmaline 55k Tourmaline at Brooklyn [NY] in August 1941, in dark early-wartime camouflage
    National Archives photo 19-N-25372 from the Dictionary of American Naval Fighting Ships    		 Robert Hurst
    Tourmaline 28k c. 1943
    U.S. Navy photo    		 Joe Radigan
    Tourmaline 60k 23 November 1944 Robert Hurst
    MV Kyknos
    Tourmaline 183k . Harris Alexandris
    View the Tourmaline (PY-20)
    DANFS History entry located on the Haze Gray & Underway Web Site.
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    This page created by Gary P. Priolo and was maintained by Joseph M. Radigan (of blessed memory) & David Wright.
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