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Identification Numbered Vessel Photo Archive

Zaca (ID 3792)

Civilian call sign (1919):
Love - Pup - Jig - George


  • The first Zaca was built in 1918 by the Moore and Scott Shipbuilding Co., Oakland, CA
  • Acquired by the Navy 30 December 1918 and commissioned the same day at Oakland
  • Decommissioned 12 May 1919 at New York, returned to the United States Shipping Board (USSB) and struck from the Navy list
  • Operated under the flag of the USSB until the latter half of 1925, when her name disappears from shipping registers
  • Fate unknown.


  • Displacement 12,600 t.
  • Length 416' 6"
  • Beam 53'
  • Draft 26' 5¼"
  • Speed 11 kts.
  • Complement 70
  • Propulsion: Four Heine oil fired boilers, one 2,800shp De Laval steam turbine, one shaft.
    Click on thumbnail
    for full size image
    Size Image Description Source
    Zaca 107k Shown on builder's trials on 20 December 1918
    Naval Historical Center photo NH 65080
    Robert Hurst
    Zaca 120k The refrigerated cargo ship SS Oskawa (later USS Oskawa [ID 3797]) photographed on 24 December 1918 inboard of a non-refrigerated sister, SS Zaca, at the yard of their builder, Moore Shipbuilding Co, Oakland, California
    National Archives photo from

    View the Zaca (ID 3792)
    DANFS history entry located on the Naval History and Heritage Command website
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