Please report any broken links or trouble you might come across to the Webmaster. Please take a moment to let us know so that we can correct any problems and make your visit as enjoyable and as informative as possible.

NavSource Online: Service Ship Photo Archive

YDG-2 (1943-1944)

YP-504 (1942-1943)

International Radio Call Sign:
November - Yankee - Mike - Quebec
Awards, Citations and Campaign Ribbons

Precedence of awards is from left to right
American Campaign Medal - World War II Victory Medal

District Patrol Craft
  • Built by San Pedro Boat Works, San Pedro, CA
  • Completed as tuna clipper Cipango for Japanese national Iichiro Ono (Cipango is Spanish for "Japan"), 1929
  • Flagged American with Cipango Co., Los Angeles, CA (ON 238121), 1938
  • Acquired by the US Navy, 15 July 1942
  • Converted at Campbell Machine Co., San Diego, CA, 27 July - 14 December 1942
  • Placed in service as District Patrol Vessel YP-504, 10 November 1942
  • Commissioned USS YP-504, 05 December 1942
  • Arrived in Australia, 03 February 1943
  • Redesignated District Degaussing Vessel YDG-2, 09 February 1943
  • Reverted back to YP-504 and converted to cargo / mail carrier, 15 February 1944
  • Placed out of commission, 06 October 1945
  • Struck from the Naval Register, 19 December 1945
  • Final Disposition, scuttled off Manus, 07 December 1945
    Displacement 177 gross tons
    Length 95' 4" registered, 103'0" overall
    Beam 24' 9"
    Draft 9' 3"
    Speed unknown
    Complement unknown
    Armament two single 20mm AA
    Propulsion Diesel, single propeller, 375shp

    Click On Image
    For Full Size Image
    Size Image Description Source
    YDG-2 87k Cipango as completed.
    From Pacific Fishing Journal
    Dave Wright

    There is no DANFS history record available for YP-504 / YDG-2 at NavSource
    Crew Contact And Reunion Information
    U.S. Navy Memorial Foundation - Navy Log

    Back To The Navsource Photo Archives Main Page Back To The Yard and District Craft Photo Index Back To The District Patrol Craft (YP) Photo Index Back To The District Degaussing Vessel (YDG) Photo Index
    Comments, Suggestions, E-mail Webmaster.
    This page was created by Gary P. Priolo and is maintained by David L. Wright
    All pages copyright NavSource Naval History
    Last Updated 24 March 2017