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NavSource Online: Mine Warfare Vessel Photo Archive

HMS BYMS-2049
ex-HMS J-849
ex-BYMS-49



BYMS-49 served the Navies of Great Britain and Finland.
BYMS-1 Class Motor Minesweeper:

  • Laid down 9 May 1942 as BYMS-49 by the Gibbs Corp., Jacksonville, FL
  • Launched 1 September 1942
  • Completed 19 March 1943
  • Transferred to Great Britain 7 April 1943 and reclassified J-849
  • Reclassified BYMS-2049
  • Transferred to the State Department, Foreign Liquidation Commission 5 May 1948; sold to Finland and named Vahterpää
  • Returned to U.S. custody 19 May 1948 (on paper only)
  • Scrapped in 1960.

    Specifications:

  • 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 tracks
  • 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
    No image of BYMS-49 is available at this time
    There is no DANFS history available for BYMS-49
    Additional Resources and Web Sites of Interest
    Naval Minewarfare Association
    Association of Minemen
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