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NavSource Online: Mine Warfare Vessel Photo Archive


Call sign:
November - Papa - Zulu - Uniform

Sunk 16 September 1945

YMS-1 Class Auxiliary Motor Minesweeper: Laid down 20 September 1943 by Henry C. Grebe and Co., Chicago, IL; Launched 15 April 1944; Completed 3 March 1945; Foundered in a typhoon off Okinawa 16 September 1945; Struck from the Navy Register 24 October 1945.

Specifications: Displacement 270 t.; Length 136'; Beam 24' 6"; Draft 8'; Speed 13 kts; Complement 50; Armament one single 3"/50 gun mount; Propulsion two 880 shp General Motors diesel engines, two shafts.

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No image of YMS-421 is available at this time

There is no DANFS History currently available for YMS-421.
Crew Contact And Reunion Information
U.S.Navy Memorial Foundation
Fleet Reserve Association
Additional Resources and Web Sites of Interest
Naval Minewarfare Association
Association of Minemen
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This page created and maintained by Joseph M. Radigan
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