German Type IXD2 submarines were considerably larger than the original Type IXs. U-863 had a displacement of 1,610 tonnes (1,580 long tons) when at the surface and 1,799 tonnes (1,771 long tons) while submerged.[4] The U-boat had a total length of 87.58 m (287 ft 4 in), a pressure hull length of 68.50 m (224 ft 9 in), a beam of 7.50 m (24 ft 7 in), a height of 10.20 m (33 ft 6 in), and a draught of 5.35 m (17 ft 7 in). The submarine was powered by two MAN M 9 V 40/46 supercharged four-stroke, nine-cylinder diesel engines plus two MWM RS34.5S six-cylinder four-stroke diesel engines for cruising, producing a total of 9,000 metric horsepower (6,620 kW; 8,880 shp) for use while surfaced, two Siemens-Schuckert 2 GU 345/34 double-acting electric motors producing a total of 1,000 shaft horsepower (1,010 PS; 750 kW) for use while submerged. She had two shafts and two 1.85 m (6 ft) propellers. The boat was capable of operating at depths of up to 200 metres (660 ft).[4]
The submarine had a maximum surface speed of 20.8 knots (38.5 km/h; 23.9 mph) and a maximum submerged speed of 6.9 knots (12.8 km/h; 7.9 mph).[4] When submerged, the boat could operate for 121 nautical miles (224 km; 139 mi) at 2 knots (3.7 km/h; 2.3 mph); when surfaced, she could travel 12,750 nautical miles (23,610 km; 14,670 mi) at 10 knots (19 km/h; 12 mph). U-863 was fitted with six 53.3 cm (21 in) torpedo tubes (four fitted at the bow and two at the stern), 24 torpedoes, one 10.5 cm (4.13 in) SK C/32 naval gun, 150 rounds, and a 3.7 cm (1.5 in) Flak M42 with 2575 rounds as well as two 2 cm (0.79 in) C/30 anti-aircraft guns with 8100 rounds. The boat had a complement of fifty-five.[4]
On 29 September; U-863 was sunk by depth charges east southeast of Recife, by two US NavyPB4Y-1 Liberator bomber from VB-107. All 69 of her crew were lost.[3]
Busch, Rainer; Röll, Hans-Joachim (1997). Der U-Boot-Krieg, 1939-1945: Die deutschen U-Boot-Kommandanten (in German). Vol. II. Hamburg, Berlin, Bonn: Mittler. ISBN3-8132-0509-6.
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). Der U-Boot-Krieg, 1939-1945: 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.
Gröner, Eric; Jung, Dieter; Maass, Martin (1991). German Warships 1815-1945: U-boats and Mine Warfare Vessels. Vol. 2. Translated by Thomas, Keith; Magowan, Rachel. London: Conway Maritime Press. ISBN0-85177-593-4.
Sharpe, Peter (1998). U-Boat Fact File. Great Britain: Midland Publishing. ISBN1-85780-072-9.
External linksedit
Helgason, Guðmundur. "U-863". German U-boats of WWII - uboat.net. Retrieved 6 January 2014.
External linksedit
Helgason, Guðmundur. "Patrols by U-863". German U-boats of WWII - uboat.net.
January 01, 1970
german, submarine, long, range, type, ixd2, boat, built, nazi, germany, kriegsmarine, during, world, history, nazi, germany, nameu, ordered5, june, 1941, builderdeschimag, weser, bremen, yard, number1069, laid, down15, september, 1942, launched29, june, 1943, . German submarine U 863 was a long range Type IXD2 U boat built for Nazi Germany s Kriegsmarine during World War II History Nazi Germany NameU 863 Ordered5 June 1941 BuilderDeSchiMAG AG Weser Bremen Yard number1069 Laid down15 September 1942 Launched29 June 1943 Commissioned3 November 1943 FateSunk on 29 September 1944 General characteristics Class and typeType IXD2 submarine Displacement1 610 t 1 580 long tons surfaced 1 799 t 1 771 long tons submerged Length87 58 m 287 ft 4 in o a 68 50 m 224 ft 9 in pressure hull Beam7 50 m 24 ft 7 in o a 4 40 m 14 ft 5 in pressure hull Height10 20 m 33 ft 6 in Draught5 35 m 17 ft 7 in Installed power9 000 PS 6 620 kW 8 880 bhp diesels 1 000 PS 740 kW 990 shp electric Propulsion2 shafts 2 diesel engines 2 electric motors Speed20 8 knots 38 5 km h 23 9 mph surfaced 6 9 knots 12 8 km h 7 9 mph submerged Range12 750 nmi 23 610 km 14 670 mi at 10 knots 19 km h 12 mph surfaced 57 nmi 106 km 66 mi at 4 knots 7 4 km h 4 6 mph submerged Test depth230 m 750 ft Complement66 Armament6 53 3 cm 21 in torpedo tubes four bow two stern 24 torpedoes or 48 TMA or 72 TMB naval mines 1 10 5 cm 4 1 in SK C 32 150 rounds 1 3 7 cm 1 5 in Flak M42 AA gun 2 2 cm 0 79 in C 30 anti aircraft guns Service record Part of 4th U boat Flotilla 3 November 1943 30 June 1944 12th U boat Flotilla 1 July 29 September 1944 1 Identification codes M 53 881Commanders Kptlt Dietrich von der Esch 2 3 November 1943 29 September 1944Operations 1 patrol 26 July 29 September 1944Victories None She was ordered on 5 June 1941 and was laid down on 15 September 1942 at DeSchiMAG AG Weser Bremen as yard number 1069 She was launched on 29 June 1943 and commissioned under the command of Kapitanleutnant Dietrich von der Esch on 3 November 1943 3 Contents 1 Design 2 Service history 3 References 4 Bibliography 5 External links 6 External linksDesign editGerman Type IXD2 submarines were considerably larger than the original Type IXs U 863 had a displacement of 1 610 tonnes 1 580 long tons when at the surface and 1 799 tonnes 1 771 long tons while submerged 4 The U boat had a total length of 87 58 m 287 ft 4 in a pressure hull length of 68 50 m 224 ft 9 in a beam of 7 50 m 24 ft 7 in a height of 10 20 m 33 ft 6 in and a draught of 5 35 m 17 ft 7 in The submarine was powered by two MAN M 9 V 40 46 supercharged four stroke nine cylinder diesel engines plus two MWM RS34 5S six cylinder four stroke diesel engines for cruising producing a total of 9 000 metric horsepower 6 620 kW 8 880 shp for use while surfaced two Siemens Schuckert 2 GU 345 34 double acting electric motors producing a total of 1 000 shaft horsepower 1 010 PS 750 kW for use while submerged She had two shafts and two 1 85 m 6 ft propellers The boat was capable of operating at depths of up to 200 metres 660 ft 4 The submarine had a maximum surface speed of 20 8 knots 38 5 km h 23 9 mph and a maximum submerged speed of 6 9 knots 12 8 km h 7 9 mph 4 When submerged the boat could operate for 121 nautical miles 224 km 139 mi at 2 knots 3 7 km h 2 3 mph when surfaced she could travel 12 750 nautical miles 23 610 km 14 670 mi at 10 knots 19 km h 12 mph U 863 was fitted with six 53 3 cm 21 in torpedo tubes four fitted at the bow and two at the stern 24 torpedoes one 10 5 cm 4 13 in SK C 32 naval gun 150 rounds and a 3 7 cm 1 5 in Flak M42 with 2575 rounds as well as two 2 cm 0 79 in C 30 anti aircraft guns with 8100 rounds The boat had a complement of fifty five 4 Service history editOn 20 July 1944 U 863 was attacked with 6pdr 57mm cannon fire and depth charges from a TseTse flown by Norwegian pilot Rolf Leithe flying for RAF 333 Squadron U 863 was forced back to base to repair the minor damage suffered in the attack 3 On 29 September U 863 was sunk by depth charges east southeast of Recife by two US Navy PB4Y 1 Liberator bomber from VB 107 All 69 of her crew were lost 3 The wreck lies at 10 45 S 25 30 W 10 750 S 25 500 W 10 750 25 500 3 References edit Busch amp Roll 1997 p 384 Helgason Gudmundur Dietrich von der Esch German U boats of WWII uboat net Retrieved 12 April 2016 a b c d Helgason Gudmundur U 863 German U boats of WWII uboat net Retrieved 12 April 2016 a b c d Groner 1991 pp 74 75 Bibliography editBusch Rainer Roll Hans Joachim 1997 Der U Boot Krieg 1939 1945 Die deutschen U Boot Kommandanten in German Vol II Hamburg Berlin Bonn Mittler ISBN 3 8132 0509 6 Busch 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 Der U Boot Krieg 1939 1945 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 Groner Eric Jung Dieter Maass Martin 1991 German Warships 1815 1945 U boats and Mine Warfare Vessels Vol 2 Translated by Thomas Keith Magowan Rachel London Conway Maritime Press ISBN 0 85177 593 4 Sharpe Peter 1998 U Boat Fact File Great Britain Midland Publishing ISBN 1 85780 072 9 External links editHelgason Gudmundur U 863 German U boats of WWII uboat net Retrieved 6 January 2014 External links editHelgason Gudmundur Patrols by U 863 German U boats of WWII uboat net Retrieved from https en wikipedia org w index php title German submarine U 863 amp oldid 1217212088, wikipedia, wiki, book, books, library,
