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NavSource Online:
Submarine Chaser Photo Archive


Call sign:
Nan - Able - Nan - Able


SC-522 served the Navies of the United States and France.

SC-497 Class Submarine Chaser:

  • Laid down 14 May 1941 by the Annapolis Yacht Yard Inc., Annapolis, MD
  • Laid down, 14 May 1941
  • Launched, 18 February 1942
  • Commissioned USS PC-522, 15 April 1942
  • Reclassified SC-522, April 1943
  • Transferred to France as Chasseur 111, 27 September 1944
  • Fate unknown.


  • Displacement 148 t.
  • Length 110' 10"
  • Beam 17'
  • Draft 6' 6"
  • Speed 15.6 kts.
  • Complement 28
  • Armament: One 40mm mount, two .50 cal. machine guns, two depth charge projector "Y Guns," and two depth charge tracks
  • Propulsion: Two 880bhp General Motors 8-268A diesel engines, Snow and Knobstedt single reduction gear, two shafts.
    Click On Image
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    Size Image Description Source
    USS PC-522
    72k Underway, location unknown, circa 1942. David P. Rakestraw
    FNS Chasseur 111
    98k Chasseur 111 underway, probably off Toulon in early 1950s.
    French Navy photos courtesy of Jacques Druel
    Jacques Druel

    There is no DANFS history available for SC-522
    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 was created by Joseph M. Radigan and is maintained by David L. Wright
    All pages copyright NavSource Naval History
    Last Updated 03 December 2023