The U-521 is a large oceanic German submarine of type IX-C , of the Second World War .
|Flag state||Third Reich|
|Home port||Kiel (city)|
|Launching||March 17, 1942|
|Removed from the fleet||June 2, 1943|
|Current status||sunk in the north atlantic|
|Ship type||type IXC|
|Speed (surface)||18.3 knots|
|Speed (underwater)||7.3 knots|
|Extreme depth of immersion||230 meters|
|Crew||48 - 56 people|
|Displacement above the water||1,120 t|
|Underwater displacement||1,540 t|
|Length is greatest|
(on KVL )
|Case width naib.||6.76 m|
|9-cylinder 4-stroke "MAN" M9V40 / 46 2x2 200|
Electric motor SSW GU345 / 34 2x370
|Artillery||1 x 10,5 cm L / 45|
|6 TA caliber 533 mm, 22 torpedoes or 66 mines|
|Air defense||1 x 3.7 cm Flak, 1 x 2 cm Flak|
The order for the construction of the boat was given to the shipbuilding company Deutsche Werke in Hamburg on February 14, 1940 . The boat was laid on July 3, 1941 under construction number 336, launched on March 17, 1942 , on June 3, 1942 under the command of Lieutenant Klaus Bargstein entered the structure of the 4th flotilla . October 1, 1942 became part of the 2nd flotilla .
The boat made 3 combat trips in which it sank 3 vessels (19,551 grt ) and an auxiliary warship (750 grt).
June 2, 1943 sunk in the North Atlantic, south-east of Baltimore in the area with the coordinates of depth charges from the USS patrol ship USS PC-565. Of the 52 crew members, only the commander survived.
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- Pillar L. Underwater war. Chronicle of sea battles. 1939-1945 = Léonce Peillard. Geschichte des U-Bootkrieges 1939-1945. - M .: Tsentrpoligraf , 2007. - 412 p. - (Behind the front line. Military history). - ISBN 978-5-9524-2994-9 .
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- Bishop K. Submarines crigsmarine. 1939-1945. Handbook of fleets = Kriegsmarine U-boats 1939-1945. - M .: Eksmo , 2007. - 192 p. - (Military equipment III Reich). - ISBN 978-5-699-22106-6 .