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NavSource Online:
Submarine Chaser Photo Archive


Call sign:
Nan - George - William - Victor

PC-1143 served the Navies of the United States, France and South Vietnam.

PC-461 Class Submarine Chaser:

  • Laid down 17 April 1943 at Defoe Shipbuilding Co., Bay City, MI
  • Launched 25 September 1943
  • Commissioned USS PC-1143, 16 May 1944
  • Decommissioned in January 1947 and laid up in the Pacific Reserve Fleet, Columbia River Group
  • Transferred to France 2 March 1951 and named Trident (P 634)
  • Transferred to South Vietnam in January 1956 and renamed RVNS Tuy Dong (HQ 04)
  • Struck from the Navy Register in 1971 and scrapped.


  • Displacement 280 t.(lt), 450 t.(fl)
  • Length 173' 8"
  • Beam 23'
  • Draft 10' 10"
  • Speed 20.2 kts.
  • Complement 65
  • Armament: One 3"/50 dual purpose gun mount, one 40mm gun mount, three 20mm guns, two rocket launchers, four depth charge projectors and two depth charge tracks
  • Propulsion: Two 1,440bhp General Motors 16-278A diesel engines (Serial No. 14251 and 14252), Farrel-Birmingham single reduction gear, two shafts.

    Click on thumbnail
    for full size image
    Size Image Description Source
    PC-1143 56k c. 1943.
    Builders trials
    Great Lakes Institute photo
    Bob Daly/PC-1181
    Trident (P 634)
    PC-1143 61k Robert Hurst
    PC-1143 83k
    PC-1143 81k
    PC-1143 77k
    PC-1143 58k 10 April 1951
    Glaive (P 632), ex-PC-1146 leaving Bremerton, WA followed by Trident
    Photo by Marine Nationale
    PC-1143 59k c. November 1952
    Nha Trang, French Indochina
    Photo courtesy of R. D. from the French PC Website
    RVNS Tuy Dong (HQ 04)
    PC-1143 155k Half-tone photo, taken during the later 1950s or the 1960s
    U.S. Navy photo NH 93780
    Naval History and Heritage Command

    There is no DANFS History currently available for PC-1143
    Additional Resources and Web Sites of Interest
    Patrol Craft Sailors Association
    Back To The Main Photo Index Back to the Patrol Craft/Gunboat/Submarine Chaser Ship Index Back to the Submarine Chaser (PC) Photo Index

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    This page created by Joseph M. Radigan and maintained by Tom Bateman
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