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NavSource Online:
Motor Torpedo Boat Photo Archive


PTC-1 Class Motorboat Submarine Chaser:

  • Laid down in 1943 as PTC-64 by Trumpy and Sons, Gloucester City, NJ
  • Reclassified as a Small Boat in August 1943
  • Completed in June 1944
  • Transferred to the Soviet Union in August 1944 and reclassified RPC-78
  • Fate unknown.


  • Displacement 23 t.
  • Length 63'
  • Beam 15' 3"
  • Draft 3' 10"
  • Speed 30 kts.
  • Complement 10
  • Armament: Two twin .50 cal. machine guns and eight depth charges
  • Propulsion: Two 650shp Hall-Scott Defender gasoline engines, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    PTC-64 288k Under construction
    Photo from U.S. Small Combatants: An Illustrated Design History, by Norman Friedman
    Robert Hurst

    There is no DANFS history available for PTC-64
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    This page created by Joseph M. Radigan and maintained by Tom Bateman
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