SM U-25

History
German Empire
Name:	U-25
Ordered:	18 March 1911
Builder:	Germaniawerft, Kiel
Laid down:	7 May 1912
Launched:	12 July 1913
Commissioned:	9 May 1914
Fate:	23 February 1919 - Surrendered to France. Broken up at Cherburg in 1921-2.
General characteristics Ocean-going diesel submarine
Class and type:	German Type U 23 submarine
Displacement:	669 t (658 long tons) surfaced 864 t (850 long tons) submerged
Length:	64.70 m (212.3 ft)
Beam:	6.32 m (20 ft 9 in)
Draught:	3.45 m (11 ft 4 in)
Propulsion:	2 shafts 2 × Germania 6-cylinder two stroke diesel motors with 1,800 PS (1,320 kW; 1,780 shp) 2 × SSW double Motordynamos with 1,200 PS (880 kW; 1,180 shp) 450rpm surfaced 330 rpm submerged
Speed:	16.7 knots (30.9 km/h; 19.2 mph) surfaced 10.3 knots (19.1 km/h; 11.9 mph) submerged
Range:	7,620 nmi (14,110 km; 8,770 mi) at 8 knots (15 km/h; 9.2 mph) surfaced 85 nmi (157 km; 98 mi) at 5 knots (9.3 km/h; 5.8 mph) submerged
Test depth:	about 50 m (160 ft)
Boats & landing craft carried:	1 dingi
Complement:	4 officers, 31 men
Armament:	4 × 50 cm (19.7 in) torpedo tubes (2 each bow and stern) 6 torpedoes 1 × 8.8 cm (3.5 in) SK L/30 gun
Service record
Part of:	IV Flotilla 1 August 1914 – unknown end Training Flotilla unknown start – 11 November 1918
Commanders:	Kptlt. Otto Wünsche 9 May 1914 – 15 September 1915 Kptlt. Alfred Saalwächter unknown Kptlt. Emil Heusinger von Waldegg 23 October - 29 December 1917
Operations:	3 patrol
Victories:	21 merchant ships sunk (14,145 GRT) 1 merchant ships damaged (163 GRT)

SM U-25 was one of the 329 submarines serving in the Imperial German Navy in World War I.

U-25 was engaged in the naval warfare and took part in the First Battle of the Atlantic.

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