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NavSource Online:
Submarine Chaser Photo Archive


Call sign (1919):
George - Boy - Vice - King

Call sign (1924):
Nan - Oboe - Mike - Fox

SC-1 Class Submarine Chaser:

  • Laid down in 1917 by the International Shipbuilding and Marine Engine Co., Upper Nyack, NY
  • Commissioned USS SC-186, 27 April 1918
  • Sold 28 October 1926 to Gustav J. Rau of Brooklyn, NY and named Elmar III
  • Sold to Captain Fred Wrege of Brooklyn
  • Fate unknown.


  • Displacement 85 t.
    1935 - 80 t.
  • Length 110'
  • Beam 14' 8.75"
  • Draft (fl) 5' 8"
  • Speed 18 kts.
  • Complement 27
    1935 - Two
  • Armament: One 3"/23 gun mount, two .30-cal machine guns and one depth charge projector "Y Gun"
  • Propulsion: Three 220hp Standard gasoline engines, three shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    USS SC-186
    SC-186 394k S-51 (SS 162) in dock at Brooklyn Navy Yard after salvage in 1926. Four pontoons from S-51's (SS-162) raising lay alongside her in dry dock. SC-186 is in the upper left corner, directly under the left side crane
    Photo from files of the Vallejo Naval and Historical Museum
    Darryl Baker
    Elmar III
    SC-186 116k c. 1930
    Early advertising postcard produced by Brooklyn photographer Ernest Tanare shows Captain Gus Rau's party fishing boat Elmar III sailing from Pier 4 at Sheepshead Bay, Brooklyn, NY, heading south to fishing grounds off the Highlands of the New Jersey coast
    Photo from Mel's Place
    Robert Hurst
    SC-186 84k c. 1936 Mel's Place
    SC-186 72k c. 1940
    SC-186 117k c. 1946
    SC-186 88k c. 1947
    Underway and heading south to fishing grounds off the Highlands of the New Jersey coast

    Commanding Officers
    01ENS E. C. O'Leary, USNRF1918
    Courtesy Joe Radigan

    There is no DANFS history available for SC-186
    Additional Resources and Web Sites of Interest
    Patrol Craft Sailors Association
    The Sub Chaser Archives
    by Todd Woofenden
    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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