{, {{Infobox service record , is_ship=yes , partof=*

3rd U-boat Flotilla The 3rd U-boat Flotilla (German ''3. Unterseebootsflottille''), also known as Lohs Flotilla, was the third operational U-boat unit in Nazi Germany's ''Kriegsmarine''. Founded on 4 October 1937 under the command of Kapitänleutnant Hans Eckermann, ...

*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 First or 1st is the ordinal form of the number one (#1). First or 1st may also refer to: *World record, specifically the first instance of a particular achievement Arts and media Music * 1$T, American rapper, singer-songwriter, DJ, and reco ...

*1 May – 30 June 1940 *

24th U-boat Flotilla ''24th U-boat Flotilla'' ("24. Unterseebootsflottille") was a training flotilla ("''Ausbildungsflottille''") of Nazi Germany's '' Kriegsmarine'' during World War II. Unit history The flotilla was founded at Danzig in November 1939 under the comma ...

*1 July – 31 December 1940 *

22nd U-boat Flotilla 22nd U-boat Flotilla ("22. Unterseebootsflottille") was formed in January 1941 in Gotenhafen under the command of ''Korvettenkapitän'' Wilhelm Ambrosius German submarine ''U-43'' was a Type IXA U-boat of Nazi Germany's '' Kriegsmarine'' du ...

*1 January 1941 – 3 March 1945 , codes=M 28 451 , commanders= *''Kptlt.''

Victor Oehrn Victor Otto Oehrn (21 October 1907- Gədəbəy, Azerbaijan – 26 December 1997-Bonn, Germany) was a ''Fregattenkapitän'' with the ''Kriegsmarine'' during World War II. He commanded the U-boats and , sinking twenty-four ships on four patrols, fo ...

*18 January 1936 – 4 October 1937 *''Kptlt.'' Horst Wellner *5 October 1937 – 11 October 1939 *''Oblt.''

Herbert Wohlfarth Heinrich Wilhelm Herbert Wohlfarth (5 June 1915 – 13 August 1982) was a German naval officer and U-boat commander during World War II. He was also a recipient of the Knight's Cross of the Iron Cross (german: Ritterkreuz des Eisernen Kreuzes). Th ...

*19 October 1939 – 1 June 1940 *''Kptlt.''

Gerhard Bigalk Gerhard Bigalk (26 November 1908 – 17 July 1942) was a captain with the ''Kriegsmarine'' during World War II and commander of . He was a recipient of the Knight's Cross of the Iron Cross of Nazi Germany. Career Bigalk spent some years in the ...

*2 June – August 1940 *''Oblt.''

Hans Heidtmann __NOTOC__ Hans Heidtmann (8 August 1914 – 5 April 1976) was a German U-boat commander in World War II and recipient of the Knight's Cross of the Iron Cross of Nazi Germany under the command of Heidtmann came under attack by several British wars ...

*August – 29 September 1940 *''Kptlt.'' Jürgen Könenkamp *30 September 1940 – 19 May 1941 *''Oblt.''Hubertus Purkhold *20 May 1941 – 9 February 1942 *''Oblt.''Klaus Petersen *10 February 1942 – 30 June 1942 *''Oblt.''Walter Köhntopp *1 July 1942 – 20 July 1943 *''Oblt.''Karl-Hermann Bortfeldt *21 July 1943 – 1 July 1944 *''Oblt.''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
{{{GRT, 12,344) German submarine ''U-14'' was a

Type IIB In theoretical physics, type II string theory is a unified term that includes both type IIA strings and type IIB strings theories. Type II string theory accounts for two of the five consistent superstring theory, superstring theories in ten dimens ...

U-boat U-boats were naval submarines operated by Germany, particularly in the First and Second World Wars. Although at times they were efficient fleet weapons against enemy naval warships, they were most effectively used in an economic warfare role ...

Nazi Germany Nazi Germany (lit. "National Socialist State"), ' (lit. "Nazi State") for short; also ' (lit. "National Socialist Germany") (officially known as the German Reich from 1933 until 1943, and the Greater German Reich from 1943 to 1945) was ...

's ''

Kriegsmarine The (, ) was the navy of Germany from 1935 to 1945. It superseded the Imperial German Navy of the German Empire (1871–1918) and the inter-war (1919–1935) of the Weimar Republic. The was one of three official branches, along with the a ...

'' during

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...

. It served with

from 18 January 1936 to 31 October 1939. ''U-14'' completed six wartime patrols and sank nine ships totalling {{GRT, 12,344.

Design

German Type IIB submarine The Type II U-boat was designed by Nazi Germany as a coastal U-boat, modeled after the CV-707 submarine, which was designed by the Dutch dummy company NV Ingenieurskantoor voor Scheepsbouw Den Haag (I.v.S) (set up by Germany after World War I ...

s were enlarged versions of the original Type IIs. ''U-14'' had a displacement of {{convert, 279, t, LT when at the surface and {{convert, 328, t, LT while submerged. Officially, the standard tonnage was {{convert, 250, LT, t, abbr=on, however.{{sfn, Gröner, 1991, pp=39–40 The U-boat had a total length of {{convert, 42.70, m, ftin, abbr=on, a

pressure hull A submarine hull has two major components, the ''light hull'' and the ''pressure hull''. The light hull (''casing'' in British usage) of a submarine is the outer non-watertight hull which provides a hydrodynamically efficient shape. The pressure ...

length of {{convert, 28.20, m, ftin, abbr=on, a

beam Beam may refer to: Streams of particles or energy *Light beam, or beam of light, a directional projection of light energy **Laser beam *Particle beam, a stream of charged or neutral particles **Charged particle beam, a spatially localized grou ...

of {{convert, 4.08, m, ftin, abbr=on, a height of {{convert, 8.60, m, ftin, abbr=on, and a draught of {{convert, 3.90, m, ftin, abbr=on. The submarine was powered by two MWM RS 127 S four-stroke, six-cylinder

diesel engine The diesel engine, named after Rudolf Diesel, is an internal combustion engine in which ignition of the fuel is caused by the elevated temperature of the air in the cylinder due to mechanical compression; thus, the diesel engine is a so-call ...

s of {{convert, 700, PS, kW shp, -1 for cruising, two Siemens-Schuckert PG VV 322/36 double-acting electric motors producing a total of {{convert, 460, PS, kW shp, -1 for use while submerged. She had two shafts and two {{convert, 0.85, m, ft, abbr=on, 0

propeller A propeller (colloquially often called a screw if on a ship or an airscrew if on an aircraft) is a device with a rotating hub and radiating blades that are set at a pitch to form a helical spiral which, when rotated, exerts linear thrust upon ...

s. The boat was capable of operating at depths of up to {{convert, 80, -, 150, m.{{sfn, Gröner, 1991, pp=39–40 The submarine had a maximum surface speed of {{convert, 12, kn and a maximum submerged speed of {{convert, 7, kn.{{sfn, Gröner, 1991, pp=39–40 When submerged, the boat could operate for {{convert, 35, -, 42, nmi at {{convert, 4, kn; when surfaced, she could travel {{convert, 3800, nmi at {{convert, 8, kn. ''U-14'' was fitted with three {{convert, 53.3, cm, in, 0, abbr=on

torpedo tube A torpedo tube is a cylindrical device for launching torpedoes. There are two main types of torpedo tube: underwater tubes fitted to submarines and some surface ships, and deck-mounted units (also referred to as torpedo launchers) installed aboa ...

s at the bow, five

torpedo A modern torpedo is an underwater ranged weapon launched above or below the water surface, self-propelled towards a target, and with an explosive warhead designed to detonate either on contact with or in proximity to the target. Historically, su ...

es or up to twelve Type A torpedo mines, and a {{convert, 2, cm, in, abbr=on anti-aircraft gun. The boat had a complement of twentyfive.{{sfn, Gröner, 1991, pp=39–40

Service history

Early in the war, on 3 September 1939, ''U-14'' attacked a

Polish Polish may refer to: * Anything from or related to Poland, a country in Europe * Polish language * Poles, people from Poland or of Polish descent * Polish chicken *Polish brothers (Mark Polish and Michael Polish, born 1970), American twin screenwr ...

submarine and claimed to have sunk it. In reality the Polish submarine, {{ship, ORP, Sęp, 1938, 6, was not damaged as the torpedo launched by ''U-14'' exploded prematurely. After serving on six operational patrols, ''U-14'' was used as a training boat and transferred to U-boat training flotillas, serving with the 23rd and

s until the end of the war. Despite the high casualties suffered by the ''Unterseebootwaffen'' (German submarine arm), ''U-14'' suffered no known casualties during the war. ''U-14'' was scuttled on 5 May 1945 at Wilhelmshaven.

Summary of raiding history

{, class="wikitable sortable" style="margin: 1em auto 1em auto;", - ! Date ! Name ! Nationality ! Tonnage
( GRT) ! Fate{{cite web , url=http://uboat.net/boats/successes/u14/html , title=Ships hit by U-14 , last=Helgason , first=Guðmundur , website=German U-boats of WWII – uboat.net , access-date= 29 December 2014 , - , align="right", 25 January 1940 , align="left" , ''Biarritz'' , align="left" , {{flagcountry, Norway , align="right", 1,752 , align="left" , Sunk , - , align="right", 15 February 1940 , align="left" , ''Sliepner'' , align="left" , {{flagcountry, Denmark , align="right", 1,066 , align="left" , Sunk , - , align="right", 16 February 1940 , align="left" , ''Liana'' , align="left" , {{flagcountry, Sweden , align="right", 1,646 , align="left" , Sunk , - , align="right", 16 February 1940 , align="left" , ''Osmed'' , align="left" , {{flagcountry, Sweden , align="right", 1,526 , align="left" , Sunk , - , align="right", 16 February 1940 , align="left" , ''Rhone'' , align="left" , {{flagcountry, Denmark , align="right", 1,064 , align="left" , Sunk , - , align="right", 7 March 1940 , align="left" , ''Vecht'' , align="left" , {{flagcountry, Netherlands , align="right", 1,965 , align="left" , Sunk , - , align="right", 9 March 1940 , align="left" , ''Abbotsford'' , align="left" , {{flagcountry, United Kingdom, civil , align="right", 1,585 , align="left" , Sunk , - , align="right", 9 March 1940 , align="left" , ''Akeld'' , align="left" , {{flagcountry, United Kingdom, civil , align="right", 643 , align="left" , Sunk , - , align="right", 9 March 1940 , align="left" , ''Borthwick'' , align="left" , {{flagcountry, United Kingdom, civil , align="right", 1,097 , align="left" , Sunk

References

{{reflist

Bibliography

{{Refbegin *{{cite book , last1 = Busch , first1 = Rainer , last2 = Röll , first2 = Hans-Joachim , translator-last = Brooks , translator-first = Geoffrey , title = German U-boat commanders of World War II : a biographical dictionary , publisher = Greenhill Books, Naval Institute Press , location = London, Annapolis, Md , year = 1999 , isbn = 1-55750-186-6 *{{cite book , last1=Busch , first1=Rainer , last2=Röll , first2=Hans-Joachim , title=Deutsche U-Boot-Verluste von September 1939 bis Mai 1945 , trans-title=German U-boat losses from September 1939 to May 1945 , work=Der U-Boot-Krieg , volume=IV , publisher=Mittler , location=Hamburg, Berlin, Bonn , year=1999 , isbn=3-8132-0514-2 , language=de *{{cite book , last1=Gröner , first1=Erich , last2=Jung , first2=Dieter , last3=Maass , first3=Martin , translator-last1=Thomas , translator-first1=Keith , translator-last2=Magowan , translator-first2=Rachel , year=1991 , title=U-boats and Mine Warfare Vessels , volume=2 , work=German Warships 1815–1945 , location=London , publisher=Conway Maritime Press , isbn=0-85177-593-4 , ref=CITEREFGröner1991 *{{cite book , last=Bishop , first=Chris , title=Kriegsmarine U-Boats, 1939-45 , publisher=Amber Books , location=London , year=2006 , isbn=978-1-904687-96-2 {{Refend

External links

*{{Cite web , url= http://uboat.net/boats/u14.htm , title= The Type IIB boat U-14 , last=Helgason , first=Guðmundur , website=German U-boats of WWII – uboat.net , access-date= 6 December 2014 *{{cite web , url =http://www.u-boot-archiv.de/dieboote/u0014.html , title=''U 14'' , last =Hofmann , first=Markus , website=Deutsche U-Boote 1935-1945 – u-boot-archiv.de , language=de , access-date=30 January 2015 {{TypeIIsubmarine {{May 1945 shipwrecks {{Subject bar , portal1=Military of Germany , portal2=World War II {{DEFAULTSORT:U0014 German Type II submarines U-boats commissioned in 1936 World War II submarines of Germany 1935 ships Ships built in Kiel Military units and formations of Nazi Germany in the Spanish Civil War Operation Regenbogen (U-boat) Maritime incidents in May 1945