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NavSource Online:
Submarine Chaser Photo Archive


Call sign:
Nan - Charlie - Yoke - Peter


SC-1021 served the Navies of the United States and the Soviet Union.

SC-497 Class Submarine Chaser:

  • Laid down 14 August 1942 as PC-1021 by the Luders Marine Const. Co., Stamford, CT
  • Launched 1 February 1943
  • Reclassified and commissioned USS SC-1021, 29 April 1943
  • Transferred to the Soviet Union 5 June 1945 and reclassified BO-312
  • Placed in service 16 August 1945
  • Assigned to the Pacific Fleet 3 September 1945
  • Transferred 21 August 1950 to the Far Eastern border for use as a watchdog
  • Sunk 28 July 1960 off Nakhodka District in the Sea of Japan in agreement with the United States.


  • Displacement 148 t.
  • Length 110' 10"
  • Beam 17'
  • Draft 6' 6"
  • Speed 21 kts.
  • Complement 28
  • Armament: One 40mm gun mount, two .50 cal. machine guns, two depth charge projector "K Gun," and two depth charge tracks
  • Propulsion: Two 1,540bhp General Motors (Electro-Motive Div.) 16-184A diesel engines, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    SC-497 161k Exploded view of SC-497 class Subchaser. © 1997 Theodore R. Treadwell

    There is no DANFS history available for SC-1021
    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 Type Index Back to the 110' Submarine Chaser (SC) Photo Index

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