USS S-4

	USS S-4 underway off the Portsmouth Navy Yard, on 26 December 1919
History
United States
Name	S-4
Builder	Portsmouth Navy Yard, on Seavey Island, Kittery, Maine
Cost	$677,284.21 (hull and machinery)
Laid down	4 December 1917
Launched	27 August 1919
Sponsored by	Mrs. Mary Howard
Commissioned	19 November 1919
Decommissioned	19 March 1928
Recommissioned	16 October 1928
Decommissioned	7 April 1933
Stricken	15 January 1936
Identification	Hull symbol: SS-109 (17 July 1920); Call sign: NIML; ;
Fate	Destroyed by sinking, 15 May 1936
General characteristics
Class & type	S-3-class submarine
Displacement	875 long tons (889 t) surfaced; 1,088 long tons (1,105 t) submerged;
Length	231 feet (70 m)
Beam	21 ft 10 in (6.65 m)
Draft	13 ft 1 in (3.99 m)
Installed power	1,400 brake horsepower (1,044 kW) diesel; 1,200 hp (895 kW) electric;
Propulsion	2 × NELSECO diesel engines; 2 × Westinghouse Electric Corporation electric motors; 1 × 120-cell batteries; 2 × Propellers;
Speed	15 knots (28 km/h; 17 mph) surfaced; 11 kn (20 km/h; 13 mph) submerged;
Test depth	200 ft (61 m)
Capacity	36,950 US gallons (139,900 L; 30,770 imp gal) fuel
Complement	4 officers ; 34 enlisted;
Armament	4 × 21-inch (533 mm) torpedo tubes (12 torpedoes); 1 × 4-inch (102 mm)/50-caliber;

USS S-4 (SS-109), also known as "Submarine No. 109", was an S-3-class, also referred to as a "Government"-type, submarine of the United States Navy.

In 1927, S-4 was sunk by the accidental ramming by the United States Coast Guard destroyer Paulding, with the loss of all hands, she was raised and restored to service, until being decommissioned in 1933.