SM U-10 (Germany)

U-10
History
German Empire
Name	U-10
Ordered	15 July 1908
Builder	Kaiserliche Werft Danzig
Cost	2,140,000 Goldmark
Yard number	5
Launched	24 January 1911
Commissioned	31 August 1911
Fate	Missing in the Baltic Sea since June 1916
General characteristics [1]
Class & type	Type U 9 submarine
Displacement	493 t (485 long tons) surfaced 611 t (601 long tons) submerged
Length	57.38 m (188 ft 3 in) o/a
Beam	6 m (19 ft 8 in)
Draught	3.13 m (10 ft 3 in)
Installed power	2 × Körting 6-cylinder and 2 × Körting 8-cylinder two stroke paraffin motors with 900 PS (660 kW; 890 shp) 2 × SSW electric motors with 1,040 PS (760 kW; 1,030 shp) 550 rpm surfaced 600 rpm submerged
Propulsion	2 shafts 2 × 1.30 m (4 ft 3 in) propellers
Speed	14.2 knots (26.3 km/h; 16.3 mph) surfaced 8.1 knots (15.0 km/h; 9.3 mph) submerged
Range	3,250 nmi (6,020 km; 3,740 mi) at 9 knots (17 km/h; 10 mph)
Test depth	50 m (160 ft)
Boats & landing craft carried	1 dingi
Complement	4 officers, 25 men
Armament	4 × torpedo tubes (two bow, two stern) 6 45 cm (17.7 in) torpedoes 1 × 8.8 cm (3.5 in) SK L/40 gun 1 × 3.7 cm (1.5 in) Hotchkiss gun
Service record
Part of:	I Flotilla 1 August 1914 – 7 July 1915 Baltic Flotilla 7 July 1914 – 1 June 1916
Commanders:	Kptlt. Fritz Stuhr[2] 1 August 1914 – 1 June 1916
Operations:	6 patrols
Victories:	7 merchant ships sunk (1,651 GRT)

SM U-10^{[Note 1]} was one of the 329 submarines serving in the Imperial German Navy in World War I.

U-10 was engaged in the naval warfare and took part in the First Battle of the Atlantic.

U-10 left Libau (now Liepāja), Latvia on 27 May 1916 to operate off the Swedish coast and was due back after 8 days. She was not heard from again and was presumed lost with all 29 on board. The exact time, place and circumstances of her loss remain unknown.

Date	Ship Name	Nationality	Tonnage[Note 2]	Fate[3]
31 March 1915	Nor	Norway	544	Sunk
1 April 1915	Gloxinia	United Kingdom	145	Sunk
1 April 1915	Jason	United Kingdom	176	Sunk
1 April 1915	Nellie	United Kingdom	109	Sunk
5 April 1915	Acantha	United Kingdom	322	Sunk
28 April 1915	Lilydale	United Kingdom	129	Sunk
6 November 1915	Birgit	Finland	226	Sunk

• Gröner, Erich; Jung, Dieter; Maass, Martin (1991). U-boats and Mine Warfare Vessels. German Warships 1815–1945. Vol. 2. Translated by Thomas, Keith; Magowan, Rachel. London: Conway Maritime Press. ISBN 0-85177-593-4.
• Rössler, Eberhard (1985). Die deutschen U-Boote und ihre Werften: U-Bootbau bis Ende des 1. Weltkriegs, Konstruktionen für das Ausland und die Jahre 1935–1945 [The German Submarines and Their Shipyards: Submarine Construction Until the End of the First World War] (in German). Vol. I. Koblenz: Bernard & Graefe. ISBN 3-7637-5213-7.

• Helgason, Guðmundur. "WWI U-boats: U 10". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net.

59°30′N 21°00′E / 59.500°N 21.000°E / 59.500; 21.000