German submarine U-25 (1936)

U-25 in about 1936; the number on the conning tower was removed at the beginning of the war
History
Nazi Germany
Name	U-25
Ordered	17 December 1934
Builder	DeSchiMAG AG Weser Bremen
Yard number	903
Laid down	28 June 1935
Launched	14 February 1936
Commissioned	6 April 1936
Fate	Sunk by a British mine around 2 August 1940, in the North Sea north of Terschelling[1]
General characteristics [2]
Type	Type IA ocean-going submarine
Displacement	862 t (848 long tons) surfaced 982 t (966 long tons) submerged Official displacement was 712 tons standard
Length	72.39 m (237 ft 6 in) o/a
Beam	6.21 m (20 ft 4 in) o/a
Draught	4.30 m (14 ft 1 in)
Propulsion	Diesel-electric 2 × MAN M8V40/46 8-cylinder diesel engines with 2,900–3,080 PS (2,860–3,040 shp; 2,130–2,270 kW) 2 × BBC GG UB720/8 double-acting electric motors with 1,000 PS (990 shp; 740 kW)
Speed	18.6 knots (34.4 km/h; 21.4 mph) surfaced 8.3 knots (15.4 km/h; 9.6 mph) submerged
Range	7,900 nmi (14,600 km; 9,100 mi) at 10 knots (19 km/h; 12 mph) surfaced 78 nmi (144 km; 90 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	200 m (660 ft)
Complement	4 officers, 39 enlisted
Armament	6 × 53.3 cm (21 in) torpedo tubes (4 bow, 2 stern) 14 × torpedoes 28 × TMA mines 1 × 10.5 cm (4.1 in) SK C/32 naval gun 1 × 2 cm (0.79 in) C/30 AA gun
Service record
Part of:	2nd U-boat Flotilla 1 April 1936 – 2 August 1940
Identification codes:	M 10 950
Commanders:	KrvKpt. Eberhard Godt 6 April 1936 – 3 January 1938 Kptlt. Werner von Schmidt 3 January – 12 December 1938 Kptlt. Otto Schuhart 10 December 1938 – 3 April 1939 Oblt. Georg-Heinz Michel 4 April – 4 September 1939 Kptlt. / KrvKpt. Viktor Schütze 5 September 1939 – 19 May 1940 Kptlt. / KrvKpt. Heinz Beduhn 20 May – 2 August 1940
Operations:	5 patrols: 1st patrol: 18 October – 19 November 1939 2nd patrol: 13 January – 19 February 1940 3rd patrol: 3 April – 6 May 1940 4th patrol: 8 – 29 June 1940 5th patrol: 1 – 2 August 1940
Victories:	7 merchant ships sunk (33,209 GRT) 1 auxiliary warship sunk (17,046 GRT) 1 merchant ship damaged (7,638 GRT)

German submarine U-25 was one of two Type IA ocean-going submarines produced by Nazi Germany's Kriegsmarine. Constructed by DeSchiMAG AG Weser in Bremen as yard number 903, U-25 was commissioned on 6 April 1936. It experienced a short, but successful combat career, sinking eight ships and damaging one.