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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Charlie - Yoke - Queen

YMS-245 served the Navies of the United States, South Korea and North Korea

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 20 October 1942 by the Tacoma Boat Building Co., Tacoma, WA
  • Launched 6 February 1943
  • Completed 26 July 1943
  • Struck from the Naval Register 19 June 1946
  • Transferred to the State Department, Foreign Liquidation Commission in April 1947
  • Transferred to South Korea in 1948 and named ROKS Gangwha (YMS 508)
  • Captured by North Korea in 1949
  • 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
    YMS-245 91k From the collection of Robert Fagan, WWII crewmember Barry Fagan

    There is no DANFS History currently available for YMS-245
    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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