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NavSource Online: Mine Warfare Vessel Photo Archive


MSO-503 was built for Belgium.

Artevelde's call sign:
Oscar - Romeo - Juliet - Lima

AM-503 Class Ocean Minesweeper:

  • Laid down 15 October 1953 as AM-503 by the Tacoma Boat Building Co., Inc., Tacoma, WA
  • Launched 19 June 1954
  • Reclassified as an Ocean Minesweeper, MSO-503, 7 February 1955
  • Completed 15 December 1955
  • Transferred to Belgium and named Artevelde (M 907), 15 February 1956
  • Decommissioned 1 February 1985
  • Scrapped at Amsterdam, Holland.


  • Displacement 934 t.
  • Length 190'
  • Beam 36'
  • Draft 12'
  • Speed 15 kts.
  • Complement 81
  • Armament: One 40mm mount and two Browning .50 cal. machine guns (40mm later removed)
  • Propulsion: 2,700shp General Motors diesel engines, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    MSO-503 137k U.S. Navy photo Belgium MSO Website
    MSO-503 111k 15 February 1956
    Long Beach, CA
    Robert M. Cieri
    MSO-503 57k Belgian Navy photo courtesy of Lieut. P. Van Schoonbeek from the 1956/1957 edition of Jane's Fighting Ships Robert Hurst
    Artevelde (M 907)
    MSO-503 94k Belgium Navy photo Artevelde (M 907) Website
    MSO-503 157k c. 1963
    Photo courtesy of A. & J. Pavia, Malta
    Robert Hurst
    MSO-503 49k c. 1968
    MSO-503 137k c. November 1990
    Model of Artevelde on display at Het Steen (The Stone), National Maritime Museum, Antwerp, Belgium
    Pieter Bakels
    MSO-503 126k c. November 1990
    Model details
    MSO-503 160k
    MSO-503 140k
    MSO-503 158k
    MSO-503 189k
    MSO-503 154k
    MSO-503 187k
    MSO-503 173k
    MSO-503 170k
    MSO-503 142k
    MSO-503 186k
    MSO-503 141k
    MSO-503 125k
    MSO-503 226k
    MSO-503 208k

    There is no DANFS history available for MSO-503
    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 Ocean Minesweeper (MSO) Photo Index

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    This page created and maintained by Joseph M. Radigan
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