German Type VIIC submarines were preceded by the shorter Type VIIB submarines. U-975 had a displacement of 769 tonnes (757 long tons) when at the surface and 871 tonnes (857 long tons) while submerged.[7] She had a total length of 67.10 m (220 ft 2 in), a pressure hull length of 50.50 m (165 ft 8 in), a beam of 6.20 m (20 ft 4 in), a height of 9.60 m (31 ft 6 in), and a draught of 4.74 m (15 ft 7 in). The submarine was powered by two Germaniawerft F46 four-stroke, six-cylinder superchargeddiesel 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 Garbe, Lahmeyer & Co. RP 137/c double-acting electric motors producing a total of 750 metric horsepower (550 kW; 740 shp) 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).[7]
The submarine had a maximum surface speed of 17.7 knots (32.8 km/h; 20.4 mph) and a maximum submerged speed of 7.6 knots (14.1 km/h; 8.7 mph).[7] When submerged, the boat could operate for 80 nautical miles (150 km; 92 mi) at 4 knots (7.4 km/h; 4.6 mph); when surfaced, she could travel 8,500 nautical miles (15,700 km; 9,800 mi) at 10 knots (19 km/h; 12 mph). U-975 was fitted with five 53.3 cm (21 in) torpedo tubes (four fitted at the bow and one at the stern), fourteen torpedoes or 26 TMA mines, one 8.8 cm (3.46 in) SK C/35 naval gun, 220 rounds, and one twin 2 cm (0.79 in) C/30anti-aircraft gun. The boat had a complement of between 44 — 52 men.[7]
Service historyedit
On 9 May 1945, U-975 surrendered at Horten, Norway. She was later transferred to Lisahally, Northern Ireland on 27 May 1945. Of the 156 U-boats that eventually surrendered to the Allied forces at the end of the war, U-975 was one of 116 selected to take part in Operation Deadlight. U-975 was towed out on 10 February 1946, and sunk by the BritishfrigateHMS Loch Arkaig.[6]
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. ISBN1-55750-186-6.
Busch, Rainer; Röll, Hans-Joachim (1999). Deutsche U-Boot-Verluste von September 1939 bis Mai 1945 [German U-boat losses from September 1939 to May 1945] (in German). Vol. IV. Hamburg, Berlin, Bonn: Mittler. ISBN3-8132-0514-2. {{cite book}}: |work= ignored (help)
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. ISBN0-85177-593-4.
External linksedit
Helgason, Guðmundur. "Patrols by U-975". German U-boats of WWII - uboat.net.
german, submarine, type, viic, boat, nazi, germany, kriegsmarine, during, world, type, viic, submarine, that, captured, british, 1941, this, boat, almost, identical, historynazi, germanynameu, 975ordered5, june, 1941builderblohm, voss, hamburgyard, number175la. German submarine U 975 was a Type VIIC U boat of Nazi Germany s Kriegsmarine during World War II U 570 Type VIIC submarine that was captured by the British in 1941 This U boat is almost identical to U 975 HistoryNazi GermanyNameU 975Ordered5 June 1941BuilderBlohm amp Voss HamburgYard number175Laid down10 July 1942Launched24 March 1943Commissioned29 April 1943FateSurrendered on 9 May 1945 sunk as part of Operation Deadlight on 10 February 1946General characteristicsClass and typeType VIIC submarineDisplacement769 tonnes 757 long tons surfaced 871 t 857 long tons submergedLength67 10 m 220 ft 2 in o a 50 50 m 165 ft 8 in pressure hullBeam6 20 m 20 ft 4 in o a 4 70 m 15 ft 5 in pressure hullHeight9 60 m 31 ft 6 in Draught4 74 m 15 ft 7 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 motorsSpeed17 7 knots 32 8 km h 20 4 mph surfaced 7 6 knots 14 1 km h 8 7 mph submergedRange8 500 nmi 15 700 km 9 800 mi at 10 knots 19 km h 12 mph surfaced 80 nmi 150 km 92 mi at 4 knots 7 4 km h 4 6 mph submergedTest depth220 m 720 ft Crush depth 250 295 m 820 968 ft Complement4 officers 44 52 enlistedArmament5 53 3 cm 21 in torpedo tubes four bow one stern 14 torpedoes or 26 TMA mines 1 8 8 cm 3 46 in deck gun 220 rounds 1 twin 2 cm 0 79 in C 30 anti aircraft gunService recordPart of 5th U boat Flotilla 29 April 1943 1 January 1944 3rd U boat Flotilla 1 January 1 July 1944 23rd U boat Flotilla 1 July 1944 28 February 1945 31st U boat Flotilla 1 March 8 May 1945Commanders Oblt z S Hans Joachim Ebersbach 1 29 April 16 November 1943 Oblt z S Paul Frerks 2 17 November 1943 16 March 1944 Oblt z S Hubert Jeschke 3 17 March 16 July 1944 Oblt z S Walter Ernst Koch 4 17 July 1944 23 April 1945 Kptlt Wilhelm Brauel 5 24 April 9 May 1945Operations 1 patrol a 8 26 June 1944 b 28 June 1944 c 30 June 1 July 1944 d 2 4 July 1944Victories NoneShe was ordered on 5 June 1941 and was laid down on 10 July 1942 at Blohm amp Voss Hamburg as yard number 175 She was launched on 24 March 1943 and commissioned under the command of Oberleutnant zur See Hans Joachim Ebersbach on 29 April 1943 6 Contents 1 Design 2 Service history 3 References 4 Bibliography 5 External linksDesign editGerman Type VIIC submarines were preceded by the shorter Type VIIB submarines U 975 had a displacement of 769 tonnes 757 long tons when at the surface and 871 tonnes 857 long tons while submerged 7 She had a total length of 67 10 m 220 ft 2 in a pressure hull length of 50 50 m 165 ft 8 in a beam of 6 20 m 20 ft 4 in a height of 9 60 m 31 ft 6 in and a draught of 4 74 m 15 ft 7 in The submarine was powered by two Germaniawerft F46 four stroke six cylinder supercharged 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 Garbe Lahmeyer amp Co RP 137 c double acting electric motors producing a total of 750 metric horsepower 550 kW 740 shp 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 7 The submarine had a maximum surface speed of 17 7 knots 32 8 km h 20 4 mph and a maximum submerged speed of 7 6 knots 14 1 km h 8 7 mph 7 When submerged the boat could operate for 80 nautical miles 150 km 92 mi at 4 knots 7 4 km h 4 6 mph when surfaced she could travel 8 500 nautical miles 15 700 km 9 800 mi at 10 knots 19 km h 12 mph U 975 was fitted with five 53 3 cm 21 in torpedo tubes four fitted at the bow and one at the stern fourteen torpedoes or 26 TMA mines one 8 8 cm 3 46 in SK C 35 naval gun 220 rounds and one twin 2 cm 0 79 in C 30 anti aircraft gun The boat had a complement of between 44 52 men 7 Service history editOn 9 May 1945 U 975 surrendered at Horten Norway She was later transferred to Lisahally Northern Ireland on 27 May 1945 Of the 156 U boats that eventually surrendered to the Allied forces at the end of the war U 975 was one of 116 selected to take part in Operation Deadlight U 975 was towed out on 10 February 1946 and sunk by the British frigate HMS Loch Arkaig 6 The wreck is located at 55 42 N 09 01 W 55 700 N 9 017 W 55 700 9 017 6 References edit Helgason Gudmundur Hans Joachim Ebersbach German U boats of WWII uboat net Retrieved 8 April 2016 Helgason Gudmundur Paul Frerks German U boats of WWII uboat net Retrieved 8 April 2016 Helgason Gudmundur Hubert Jeschke German U boats of WWII uboat net Retrieved 8 April 2016 Helgason Gudmundur Walter Ernst Koch German U boats of WWII uboat net Retrieved 8 April 2016 Helgason Gudmundur Wilhelm Brauel German U boats of WWII uboat net Retrieved 8 April 2016 a b c Helgason Gudmundur U 975 German U boats of WWII uboat net Retrieved 8 April 2016 a b c d Groner 1991 pp 43 46 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 Busch Rainer Roll Hans Joachim 1999 Deutsche U Boot Verluste von September 1939 bis Mai 1945 German U boat losses from September 1939 to May 1945 in German Vol IV Hamburg Berlin Bonn Mittler ISBN 3 8132 0514 2 a href Template Cite book html title Template Cite book cite book a work ignored help 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 Patrols by U 975 German U boats of WWII uboat net Portals nbsp Military of Germany nbsp World War II Retrieved from https en wikipedia org w index php title German submarine U 975 amp oldid 1172011932, wikipedia, wiki, book, books, library,
