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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
Nan - Queen - Xray - Queen

YMS-435 served the Navies of the United States and the Soviet Union.

YMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 11 May 1944 by the J. M. Martinac Shipbuilding Corp., Tacoma, WA
  • Launched 30 September 1944
  • Completed 5 March 1945
  • Transferred on Lend-Lease to the Soviet Union 15 May 1945 and reclassified T-526
  • Assigned to the Northern Pacific Fleet 5 June 1945
  • Participated in the Yuzhno-Sakhalin, Japan 11 - 25 August 1945 offensive operation
  • Placed out of service 17 October 1955 and laid up
  • Scrapped 11 July 1956
  • Struck from the Navy Register 29 October 1956.


  • 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-435 43k Line drawing of T-526
    Photo from the book "Flot SSSR, Korabli i suda lendliza" (Soviet Navy. Lend-lease Warships and Vessels) by S. S. Berezhnoi
    Alex I. Khomenko
    Kiev, Ukraine

    There is no DANFS History currently available for YMS-435
    Additional Resources and Websites 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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