Capitan O'Brien-class submarine (1928)
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|Length:||260 ft (79 m)|
|Beam:||28 ft (8.5 m)|
|Draught:||13 ft 6 in (4.11 m)|
Eight 21in torpedo tubes (6 bow, 2 stern 14 torpedoes)1 - 4.7 in deck gun
The Capitan O'Brien class were three submarines built for the Chilean Navy in the late 1920s. They were similar to the contemporary British Odin class submarines, but mounted a larger 4.7 inch deck gun and were slightly smaller.
|Almirante Simpson, named after Robert Winthrop Simpson||15 January 1928||1957|
|Capitan O'Brien||2 October 1928||1957|
|Capitan Thompson||15 January 1929||1958|
The two Oberon class submarines purchased by Chile in the 1970s were also known locally as the O'Brien class.
- Conway's All the World's Fighting Ships 1922-1946