German submarine U-14 (1935)

U-9, a typical Type IIB boat
History
Nazi Germany
Name	U-14
Ordered	2 February 1935
Builder	Deutsche Werke, Kiel
Yard number	249
Laid down	6 July 1935
Launched	28 December 1935
Commissioned	18 January 1936
Fate	Scuttled on 5 May 1945 at Wilhelmshaven
General characteristics
Class and type	Type IIB coastal submarine
Displacement	279 t (275 long tons) surfaced 328 t (323 long tons) submerged
Length	42.70 m (140 ft 1 in) o/a 27.80 m (91 ft 2 in) pressure hull
Beam	4.08 m (13 ft 5 in) (o/a) 4.00 m (13 ft 1 in) (pressure hull)
Height	8.60 m (28 ft 3 in)
Draught	3.90 m (12 ft 10 in)
Installed power	700 PS (510 kW; 690 bhp) (diesels) 410 PS (300 kW; 400 shp) (electric)
Propulsion	2 shafts 2 × diesel engines 2 × electric motors
Speed	13 knots (24 km/h; 15 mph) surfaced 7 knots (13 km/h; 8.1 mph) submerged
Range	1,800 nmi (3,300 km; 2,100 mi) at 12 knots (22 km/h; 14 mph) surfaced 35–43 nmi (65–80 km; 40–49 mi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth	80 m (260 ft)
Complement	3 officers, 22 men
Armament	3 × 53.3 cm (21 in) torpedo tubes 5 × torpedoes or up to 12 TMA or 18 TMB mines 1 × 2 cm (0.79 in) anti-aircraft gun
Service record
Part of:	3rd U-boat Flotilla 1 January 1936 – 1 August 1939 1 September – 31 October 1939 U-boat Training Flotilla 1 November 1939 – 1 April 1940 1st U-boat Training Flotilla 1 May – 30 June 1940 24th U-boat Flotilla 1 July – 31 December 1940 22nd U-boat Flotilla 1 January 1941 – 3 March 1945
Identification codes:	M 28 451
Commanders:	Oblt.z.S. / Kptlt. Victor Oehrn 18 January 1936 – 4 October 1937 Oblt.z.S. / Kptlt. Horst Wellner 5 October 1937 – 11 October 1939 Oblt.z.S. Herbert Wohlfarth 19 October 1939 – 1 June 1940 Kptlt. Gerhard Bigalk 2 June – August 1940 Oblt.z.S. Hans Heidtmann August – 29 September 1940 Kptlt. Jürgen Könenkamp 30 September 1940 – 19 May 1941 Oblt.z.S. Hubertus Purkhold 20 May 1941 – 9 February 1942 Oblt.z.S. Klaus Petersen 10 February 1942 – 30 June 1942 Oblt.z.S. Walter Köhntopp 1 July 1942 – 20 July 1943 Lt.z.S. / Oblt.z.S. Karl-Hermann Bortfeldt 21 July 1943 – 1 July 1944 Lt.z.S. / Oblt.z.S. Hans-Joachim Dierks 2 July 1944 – 3 March 1945
Operations:	6 patrols: 1st patrol: a. 30 August – 6 September 1939 b. 7–8 September 1939 2nd patrol: 13 – 29 September 1939 3rd patrol: a. 17–18 January 1940 b. 20–26 January 1940 4th patrol: 11 – 20 February 1940 5th patrol: 3 – 11 March 1940 6th patrol: 4 April – 5 May 1940
Victories:	9 merchant ships sunk (12,344 GRT)

German submarine U-14 was a Type IIB U-boat of Nazi Germany's Kriegsmarine during World War II. It served with 3rd U-boat Flotilla from 18 January 1936 to 31 October 1939. U-14 completed six wartime patrols and sank nine ships totalling 12,344 GRT.