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German submarine U-215

German submarine U-215 was a Type VIID mine-laying U-boat of Nazi Germany's Kriegsmarine during World War II. She was one of six U-boats of her kind, equipped with special vertical tubes that launched the mines.[3] Her keel was laid down 15 November 1940 by Germaniawerft in Kiel as yard number 647. The U-boat was launched on 9 October 1941 and commissioned on 22 November with Kapitänleutnant Fritz Hoeckner in command.

History
Nazi Germany
NameU-215
Ordered16 February 1940
BuilderGermaniawerft, Kiel
Yard number647
Laid down15 November 1940
Launched9 October 1941
Commissioned22 November 1941
FateSunk, 3 July 1942, by HMS Le Tiger
General characteristics
Class and typeType VIID submarine
Displacement
Length
Beam
  • 6.38 m (20 ft 11 in) o/a
  • 4.70 m (15 ft 5 in) pressure hull
Height9.70 m (31 ft 10 in)
Draught5 m (16 ft 5 in)
Installed power
  • 2,800–3,200 PS (2,100–2,400 kW; 2,800–3,200 bhp) (diesels)
  • 750 PS (550 kW; 740 shp) (electric)
Propulsion
Speed
  • 16.7 knots (30.9 km/h; 19.2 mph) surfaced
  • 7.9 knots (14.6 km/h; 9.1 mph) submerged
Range
  • 11,200 nmi (20,700 km; 12,900 mi) at 10 knots (19 km/h; 12 mph) surfaced
  • 69 km (37 nmi) at 4 knots (7.4 km/h; 4.6 mph) submerged
Test depth
  • 200 m (660 ft)
  • Crush depth: 220–240 m (720–790 ft)
Crew4 officers, 40 enlisted
Armament
Service record[1][2]
Part of:
Identification codes: M 41 815
Commanders:
  • K.Kapt. Fritz Hoeckner
  • 22 November 1941 – 3 July 1942
Operations:
  • 1 patrol:
  • 9 June – 3 July 1942
Victories: 1 merchant ship sunk
(7,191 GRT)

Design edit

As one of the six German Type VIID submarines, U-215 had a displacement of 965 tonnes (950 long tons) when at the surface and 1,080 tonnes (1,060 long tons) while submerged.[4] She had a total length of 76.90 m (252 ft 4 in), a pressure hull length of 59.80 m (196 ft 2 in), a beam of 6.38 m (20 ft 11 in), a height of 9.70 m (31 ft 10 in), and a draught of 5.01 m (16 ft 5 in). The submarine was powered by two Germaniawerft F46 supercharged four-stroke, six-cylinder diesel engines producing a total of 2,800 to 3,200 metric horsepower (2,060 to 2,350 kW; 2,760 to 3,160 shp) for use while surfaced, two AEG GU 460/8-276 double-acting electric motors producing a total of 750 shaft horsepower (760 PS; 560 kW) for use while submerged. She had two shafts and two 1.23 m (4 ft) propellers. The boat was capable of operating at depths of up to 230 metres (750 ft).[4]

The submarine had a maximum surface speed of 16–16.7 knots (29.6–30.9 km/h; 18.4–19.2 mph) and a maximum submerged speed of 7.3 knots (13.5 km/h; 8.4 mph).[4] When submerged, the boat could operate for 69 nautical miles (128 km; 79 mi) at 4 knots (7.4 km/h; 4.6 mph); when surfaced, she could travel 11,200 nautical miles (20,700 km; 12,900 mi) at 10 knots (19 km/h; 12 mph). U-215 was fitted with five 53.3 cm (21 in) torpedo tubes (four fitted at the bow and one at the stern), twelve torpedoes, one 8.8 cm (3.46 in) SK C/35 naval gun, 220 rounds, and an anti-aircraft gun, in addition to five mine tubes with fifteen SMA mines. The boat had a complement of 49.[4]

Service history edit

U-215 was sunk in the summer of 1942 by British warship HMS Le Tiger while on a mission to lay mines in Boston Harbor after attacking and sinking the U.S. liberty ship Alexander Macomb, part of an allied convoy. The wreck was not discovered until 2004.[5]

Wreck site edit

She now lies 270 feet (82 m) beneath the surface of the Atlantic, 150 nautical miles (280 km; 170 mi) off the coast of New England and south of Nova Scotia, in Canadian territorial waters. Four of her five vertical tubes are still sealed, her hatches are still sealed with the remains of 49 German sailors entombed within.[6]

Summary of raiding history edit

Date Ship Name Nationality Tonnage (GRT) Fate[7]
3 July 1942 Alexander Macomb   United States 7,191 Sunk

References edit

  1. ^ Helgason, Guðmundur. "The Type VIID boat U-215". German U-boats of WWII – uboat.net. Retrieved 14 December 2009.
  2. ^ Helgason, Guðmundur. "War Patrols by German U-boat U-215". German U-boats of WWII – uboat.net. Retrieved 14 December 2009.
  3. ^ "German U-Boat Sea Mines – TMA, TMB, SMC". www.uboataces.com. Retrieved 14 December 2009.
  4. ^ a b c d Gröner 1991, pp. 66–67.
  5. ^ "First-ever U-boat found off Canadian coast". www.cba.ca. 13 July 2004. Retrieved 31 May 2011.
  6. ^ "USATODAY.com – 'Sea Hunters' find deadly U-215".
  7. ^ Helgason, Guðmundur. "Ships hit by U-215". German U-boats of WWII – uboat.net. Retrieved 29 December 2014.

Bibliography edit

  • Busch, Rainer; Röll, Hans-Joachim (1999). German U-boat commanders of World War II : a biographical dictionary. Translated by Brooks, Geoffrey. London, Annapolis, Md: Greenhill Books, Naval Institute Press. ISBN 1-55750-186-6.
  • 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.

External links edit

  • Helgason, Guðmundur. "The Type VIID boat U-215". German U-boats of WWII – uboat.net. Retrieved 8 December 2014.
  • Hofmann, Markus. "U 215". Deutsche U-Boote 1935-1945 – u-boot-archiv.de (in German). Retrieved 30 January 2015.
  • CBC : First-ever U-boat found off Canadian coast
  • USA Today Report : 'Sea Hunters' find deadly U-215

41°28′47.9″N 66°22′47.9″W / 41.479972°N 66.379972°W / 41.479972; -66.379972

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U 215 redirects here For the isotope of uranium U 215 or 215U see Uranium 215 German submarine U 215 was a Type VIID mine laying U boat of Nazi Germany s Kriegsmarine during World War II She was one of six U boats of her kind equipped with special vertical tubes that launched the mines 3 Her keel was laid down 15 November 1940 by Germaniawerft in Kiel as yard number 647 The U boat was launched on 9 October 1941 and commissioned on 22 November with Kapitanleutnant Fritz Hoeckner in command History Nazi Germany NameU 215 Ordered16 February 1940 BuilderGermaniawerft Kiel Yard number647 Laid down15 November 1940 Launched9 October 1941 Commissioned22 November 1941 FateSunk 3 July 1942 by HMS Le Tiger General characteristics Class and typeType VIID submarine Displacement965 tonnes 950 long tons surfaced 1 080 t 1 060 long tons submerged Length76 90 m 252 ft 4 in o a 59 80 m 196 ft 2 in pressure hull Beam6 38 m 20 ft 11 in o a 4 70 m 15 ft 5 in pressure hull Height9 70 m 31 ft 10 in Draught5 m 16 ft 5 in Installed power2 800 3 200 PS 2 100 2 400 kW 2 800 3 200 bhp diesels 750 PS 550 kW 740 shp electric Propulsion2 shafts 2 diesel engines 2 electric motors Speed16 7 knots 30 9 km h 19 2 mph surfaced 7 9 knots 14 6 km h 9 1 mph submerged Range11 200 nmi 20 700 km 12 900 mi at 10 knots 19 km h 12 mph surfaced 69 km 37 nmi at 4 knots 7 4 km h 4 6 mph submerged Test depth200 m 660 ft Crush depth 220 240 m 720 790 ft Crew4 officers 40 enlisted Armament5 53 3 cm 21 in torpedo tubes four bow one stern 12 torpedoes or 26 TMA or 39 TMB tube launched mines 5 vertical launchers with 15 SMA mines 1 8 8 cm 3 46 in deck gun 220 rounds 1 2 cm 0 79 in anti aircraft gun 4 380 rounds Service record 1 2 Part of 5th U boat Flotilla 22 November 1941 30 June 1942 9th U boat Flotilla 1 3 July 1942Identification codes M 41 815Commanders K Kapt Fritz Hoeckner 22 November 1941 3 July 1942Operations 1 patrol 9 June 3 July 1942Victories 1 merchant ship sunk 7 191 GRT Contents 1 Design 2 Service history 3 Wreck site 4 Summary of raiding history 5 References 6 Bibliography 7 External linksDesign editAs one of the six German Type VIID submarines U 215 had a displacement of 965 tonnes 950 long tons when at the surface and 1 080 tonnes 1 060 long tons while submerged 4 She had a total length of 76 90 m 252 ft 4 in a pressure hull length of 59 80 m 196 ft 2 in a beam of 6 38 m 20 ft 11 in a height of 9 70 m 31 ft 10 in and a draught of 5 01 m 16 ft 5 in The submarine was powered by two Germaniawerft F46 supercharged four stroke six cylinder diesel engines producing a total of 2 800 to 3 200 metric horsepower 2 060 to 2 350 kW 2 760 to 3 160 shp for use while surfaced two AEG GU 460 8 276 double acting electric motors producing a total of 750 shaft horsepower 760 PS 560 kW for use while submerged She had two shafts and two 1 23 m 4 ft propellers The boat was capable of operating at depths of up to 230 metres 750 ft 4 The submarine had a maximum surface speed of 16 16 7 knots 29 6 30 9 km h 18 4 19 2 mph and a maximum submerged speed of 7 3 knots 13 5 km h 8 4 mph 4 When submerged the boat could operate for 69 nautical miles 128 km 79 mi at 4 knots 7 4 km h 4 6 mph when surfaced she could travel 11 200 nautical miles 20 700 km 12 900 mi at 10 knots 19 km h 12 mph U 215 was fitted with five 53 3 cm 21 in torpedo tubes four fitted at the bow and one at the stern twelve torpedoes one 8 8 cm 3 46 in SK C 35 naval gun 220 rounds and an anti aircraft gun in addition to five mine tubes with fifteen SMA mines The boat had a complement of 49 4 Service history editU 215 was sunk in the summer of 1942 by British warship HMS Le Tiger while on a mission to lay mines in Boston Harbor after attacking and sinking the U S liberty ship Alexander Macomb part of an allied convoy The wreck was not discovered until 2004 5 Wreck site editShe now lies 270 feet 82 m beneath the surface of the Atlantic 150 nautical miles 280 km 170 mi off the coast of New England and south of Nova Scotia in Canadian territorial waters Four of her five vertical tubes are still sealed her hatches are still sealed with the remains of 49 German sailors entombed within 6 Summary of raiding history editDate Ship Name Nationality Tonnage GRT Fate 7 3 July 1942 Alexander Macomb nbsp United States 7 191 SunkReferences edit Helgason Gudmundur The Type VIID boat U 215 German U boats of WWII uboat net Retrieved 14 December 2009 Helgason Gudmundur War Patrols by German U boat U 215 German U boats of WWII uboat net Retrieved 14 December 2009 German U Boat Sea Mines TMA TMB SMC www uboataces com Retrieved 14 December 2009 a b c d Groner 1991 pp 66 67 First ever U boat found off Canadian coast www cba ca 13 July 2004 Retrieved 31 May 2011 USATODAY com Sea Hunters find deadly U 215 Helgason Gudmundur Ships hit by U 215 German U boats of WWII uboat net Retrieved 29 December 2014 Bibliography editBusch Rainer Roll Hans Joachim 1999 German U boat commanders of World War II a biographical dictionary Translated by Brooks Geoffrey London Annapolis Md Greenhill Books Naval Institute Press ISBN 1 55750 186 6 Groner 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 External links editHelgason Gudmundur The Type VIID boat U 215 German U boats of WWII uboat net Retrieved 8 December 2014 Hofmann Markus U 215 Deutsche U Boote 1935 1945 u boot archiv de in German Retrieved 30 January 2015 CBC First ever U boat found off Canadian coast USA Today Report Sea Hunters find deadly U 215 41 28 47 9 N 66 22 47 9 W 41 479972 N 66 379972 W 41 479972 66 379972 Retrieved from https en wikipedia org w index php title German submarine U 215 amp oldid 1211415123, wikipedia, wiki, book, books, library,

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