USS O-15

	USS O-15 at the Philadelphia Navy Yard, on 28 June 1919
History
United States
Name	O-15
Ordered	3 March 1916
Builder	California Shipbuilding Company, at the Craig Shipbuilding Company, in Long Beach, California
Cost	$611,272.76 (hull and machinery)
Laid down	21 September 1916
Launched	12 February 1918
Sponsored by	Mrs. James J. Murphy
Commissioned	27 August 1918
Decommissioned	11 June 1924
Stricken	9 May 1930
Identification	Hull symbol: SS-76 (17 July 1920); Call sign: NAXS; ;
Fate	Sold for scrap, 30 July 1930
General characteristics
Class & type	O-11-class submarine
Displacement	485 long tons (493 t) surfaced; 566 long tons (575 t) submerged;
Length	175 ft (53 m)
Beam	16 ft 7 in (5.05 m)
Draft	13 ft 11 in (4.24 m)
Installed power	1,000 bhp (746 kW); 800 hp (597 kW);
Propulsion	2 × Busch-Sulzer diesel engines; 2 × Diehl Manufacture Company electric motors; 1 × 120-cell battery; 2 × shafts;
Speed	14 kn surfaced; 11 kn (20 km/h; 13 mph) submerged;
Range	5500 nmi at 11.5 kn surfaced; 250 nmi at 5 kn submerged;
Test depth	200 ft
Capacity	18,588 US gal (70,360 L; 15,478 imp gal) fuel
Complement	2 officers; 27 enlisted;
Armament	4 × 18 inch bow torpedo tubes (8 torpedoes); 1 × 3 in/23 caliber retractable deck gun;

USS O-15 (SS-76), also known as "Submarine No. 76", was one of 16 O-class submarines of the United States Navy commissioned during World War I.