Submarine S-18 (SS-123)

S-18

Country	United States
Ship Class	S-Class Submarine
Hull Number	SS-123
Builder	Bethlehem Fore River Shipyard
Laid Down Date	15 Aug 1918
Launch Date	29 Apr 1920
Commission Date	3 Apr 1924
Decommission Date	29 Oct 1945
Displacement	854 tons standard; 1,062 tons submerged
Length	219 feet
Beam	21 feet
Draft	16 feet
Machinery	Diesel-electric engines
Bunkerage	41,921 gal
Power Output	1,200 shaft horsepower
Speed	14 knots
Crew	38
Armament	4x21" torpedo tubes with 12 torpedoes, 1x4" deck gun

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Last Major Revision: Jan 2005

Photographs

S-18, S-47, and S-44 at Groton, Connecticut, United States, 8 Apr 1924

S-18 Operational Timeline

3 Apr 1924	S-18 was commissioned into service.
29 Oct 1945	S-18 was decommissioned from service.

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S-18