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NavSource Online:
Submarine Chaser Photo Archive


Call sign:
Nan - Xray - How - Victor


SC-497 Class Submarine Chaser:

  • Laid down 23 March 1942 by the Hiltebrant Dry Dock Co., Kingston, NY
  • Launched 5 June 1942
  • Commissioned PC-730, 17 November 1942
  • Reclassified SC-730 in April 1943
  • Visited Auckland, New Zealand 15 - 25 September 1944
  • Struck from the Naval Register 21 January 1946
  • Transferred to the War Shipping Administration in November 1946
  • Acquired in 1949 by Davidson Marine Freight, Ltd. of Vancouver, British Columbia and named Kaigani II
  • Acquired by the Tidewater Shipping Co. Ltd.
  • Renamed Seymour Narrows in 1951
  • Acquired in 1956 by the Union Steamship Co. of Vancouver and renamed Triggerfish
  • Sank 6 October 1956 off Whytecliff, West Vancouver.


  • 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 thumbnail
    for full size image
    Size Image Description Source
    No image of SC-730 is available at this time

    Commanding Officers
    01LTJG R. B. Ayers, USNR1945
    Courtesy of Joe Radigan

    There is no DANFS history available for SC-730
    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 and maintained by Joseph M. Radigan
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