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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Dog - Baker - Oboe

YMS-247 served the Navies of the United States and Norway.

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 27 May 1942 by the Weaver Shipyard, Orange, TX
  • Launched 14 October 1942
  • Completed 13 May 1943 and commissioned USS YMS-247
  • Transferred to Norway and reclassified NYMS-247, 18 May 1945
  • Named Vinstra (M 317)
  • Struck from the Naval Register 12 August 1946
  • Transferred to the State Department, Foreign Liquidation Commission in June 1948
  • Struck from the Norwegian Navy list in 1959
  • Transferred to West Germany and renamed H. C. (Hans Christian) Oersted (Y 877)
  • Sold 9 June 1988 to an enterprise by the name of "Masterkraft."
  • Fate unknown.


  • Displacement 270 t.
  • Length 136'
  • Beam 24' 6"
  • Draft 8'
  • Speed 15 kts.
  • Complement 32
  • Armament: One 3"/50 dual purpose gun mount, two 20mm mounts, and two depth charge projectors
  • Propulsion: Two 880bhp General Motors 8-268A diesel engines, Snow and Knobstedt single reduction gear, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    Vinstra (M 317)
    YMS-247 86k c. 1956
    Royal Norwegian Navy photo from the 1956/1957 edition of Jane's Fighting Ships
    Robert Hurst
    H. C. Oersted (Y 877)
    YMS-247 123k c. 1967
    Photo by Stefan Terzibaschitsch from the 1967/1968 edition of Jane's Fighting Ships
    Robert Hurst

    There is no DANFS History currently available for YMS-247
    Additional Resources and Web Sites of Interest
    Naval Minewarfare Association
    Association of Minemen
    Back To The Main Photo Index Back To the Mine Warfare Ship Photo Index Back to the Auxiliary Motor Minesweeper (YMS) Photo Index

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    This page created and maintained by Joseph M. Radigan
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