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NavSource Online:
Submarine Chaser Photo Archive


Call sign:
Nan - Charlie - Roger - Easy


SC-497 Class Submarine Chaser:

  • Laid down 15 July 1942 as PC-1002 by Joseph Dingle Boat Works, St. Paul, MN
  • Launched and reclassified SC-1002, 3 April 1943
  • Commissioned 28 May 1943 under the command of LTJG Daniel V. Jakomas, USNR
  • Decommissioned 14 January 1946
  • Struck from the Naval Register 7 February 1946
  • Transferred to the Maritime Commission 6 September 1946
  • Acquired in 1947 by Twenty Grand, Inc. of Berwick, LA for use as a freighter and named Whirlaway
  • Acquired in 1948 by Whirlaway, Inc. of Morgan City, LA
  • Acquired in 1950 by General Seafoods, Inc. of New Orleans, LA for use as a tug boat
  • Operated in 1953 under the Costa Rican flag
  • 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 "K 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 thumbnail
    for full size image
    Size Image Description Source
    No image of SC-1002 is available at this time

    There is no DANFS history available for SC-1002
    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 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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