German submarine U-551

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Career (Nazi Germany)
Name: U-551
Ordered: 25 September 1939
Builder: Blohm & Voss, Hamburg
Yard number: 527
Laid down: 21 November 1939
Launched: 14 September 1940
Commissioned: 7 November 1940
Fate: Sunk, 23 March 1941[1]
General characteristics [2]
Class and type: Type VIIC submarine
Displacement: 769 tonnes (757 long tons) surfaced
871 t (857 long tons) submerged
Length: 67.1 m (220 ft 2 in) o/a
50.5 m (165 ft 8 in) pressure hull
Beam: 6.2 m (20 ft 4 in) o/a
4.7 m (15 ft 5 in) pressure hull
Height: 9.6 m (31 ft 6 in)
Draft: 4.74 m (15 ft 7 in)
Propulsion: 2 × supercharged Germaniawerft 6-cylinder 4-stroke F46 diesel engines, totalling 2,800–3,200 bhp (2,100–2,400 kW). Max rpm: 470-490
2 × electric motors, totalling 750 shp (560 kW) and max rpm: 296.
Speed: 17.7 knots (32.8 km/h; 20.4 mph) surfaced
7.6 knots (14.1 km/h; 8.7 mph) submerged
Range: 8,500 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) submerged
Test depth: 230 m (750 ft)
Crush depth: 250–295 m (820–968 ft)
Complement: 44–52 officers and ratings
Armament:
Service record[3][4]
Part of: 7th U-boat Flotilla
(7 November 1940–23 March 1941)
Commanders: Kptlt. Karl Schrott
(7 November 1940–23 March 1941)
Operations: 1st patrol: 18–23 March 1941
Victories: None

German submarine U-551 was a Type VIIC U-boat of Nazi Germany's Kriegsmarine during World War II. The submarine was laid down on 21 November 1939 at the Blohm & Voss yard in Hamburg as yard number 527, launched on 14 September 1940, and commissioned on 7 November 1940 under the command of Kapitänleutnant Karl Schrott.[3]

Service history[edit]

Attached to the 7th U-boat Flotilla, she first sailed from Kiel, Germany to Bergen, Norway, before commencing her first and only war patrol on 18 March 1941.[4] She sailed to the waters south of Iceland,[5] and there on 23 March, in position 62°37′N 16°47′W / 62.617°N 16.783°W / 62.617; -16.783Coordinates: 62°37′N 16°47′W / 62.617°N 16.783°W / 62.617; -16.783, she was sunk by depth charges from the British anti-submarine warfare trawler HMT Visenda. All 45 hands were lost.[3]

References[edit]

  1. ^ Kemp 1997, p. 69.
  2. ^ Gröner 1985, pp. 72-74.
  3. ^ a b c Helgason, Guðmundur. "The Type VIIC boat U-551". German U-boats of WWII - uboat.net. Retrieved 9 February 2010. 
  4. ^ a b Helgason, Guðmundur. "War Patrols by German U-boat U-551". German U-boats of WWII - uboat.net. Retrieved 9 February 2010. 
  5. ^ Helgason, Guðmundur. "Patrol of U-boat U-551 from 18 Mar 1941 to 23 Mar 1941". U-boat patrols - uboat.net. Retrieved 9 February 2010. 

Bibliography[edit]

  • Busch, Rainer; Röll, Hans-Joachim (1999). Deutsche U-Boot-Verluste von September 1939 bis Mai 1945. Der U-Boot-Krieg (in German) IV (Hamburg, Berlin, Bonn: Mittler). ISBN 3-8132-0514-2. 
  • Gröner, Erich (1985). U-Boote, Hilfskreuzer, Minenschiffe, Netzleger, Sperrbrecher. Die deutschen Kriegsschiffe 1815–1945 (in German) III (Koblenz: Bernard & Graefe). ISBN 3-7637-4802-4. 
  • Kemp, Paul (1997). U-Boats Destroyed - German Submarine Losses in the World Wars. Arms & Armour. ISBN 1-85409-515-3. 

External links[edit]