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NavSource Online:
Motor Gunboat/Patrol Gunboat Photo Archive


PGM-19 call sign:
Nan - Uncle - George - Item


PC-1550 call sign:
Nan - Item - Uncle - Dog

PGM-20 served the Navies of the United States and the Republic of China

PC-461 Class Submarine Chaser/PGM-9 Class Motor Gunboat:

  • Laid down 12 March 1944 as PC-1551 by the Consolidated Shipbuilding Corp., New York, NY
  • Launched 7 May 1944
  • Reclassified as a Motor Gunboat, PGM-20, 16 August 1944
  • Commissioned USS PGM-20, 2 December 1944
  • Transferred to the Republic of China 30 June 1948 and named PC-101
  • Sunk off Quemoy Island, 20 January 1955 by a Motor Torpedo Boat of the People's Republic of China.


  • Displacement 280 t. (lt), 450 t. (fl)
  • Length 173' 8"
  • Beam 23'
  • Draft 10' 10"
  • Speed 20 kts.
  • Complement 65
  • Armament: One 3"/50 dual purpose gun mount, one twin 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, Farrel-Birmingham single reduction gear, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    PC-101 48k Seen as Chinese PC-101. Chinese Navy

    Commanding Officers
    01LT H. T. Scott, Jr., USNR1945
    Courtesy Joe Radigan

    There is no DANFS history available for PGM-20
    Additional Resources and Web Sites of Interest
    Patrol Craft Sailors Association

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    This page created and maintained by Joseph M. Radigan
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