German submarine U-120 (1940)
German submarine "U-120" was a Type IIB U-boat of Nazi Germany's "Kriegsmarine" during World War II. She was laid down on 31 March 1938 at the Flender Werke, Lübeck as yard number 268. She was launched on 16 March 1940 and commissioned on 20 April under "Oberleutnant zur See" ("Oblt.z.S.") Ernst Bauer. Emblem. "U-120"s emblem was an oak leaf, with an anchor, and a knife or dagger. She also shared this emblem with , , , and . Built for China. The Chinese Nationalist government used 10,000,000 Marks to order two Type IIB U-boats in 1937 . They also dispatched 80 men to Germany for training in submarine operations. The Japanese government complained about this transaction, so the Chinese took their money back and these two vessels joined the "Kriegsmarine" after the outbreak of the Second World War in Europe. They were "U-120" and "U-121". Design. German Type IIB submarines were enlarged versions of the original Type IIs. "U-120" had a displacement of when at the surface and while submerged. Officially, the standard tonnage was , however. The U-boat had a total length of , a pressure hull length of , a beam of , a height of , and a  draught of . The submarine was powered by two MWM RS 127 S four-stroke, six-cylinder diesel engines of for cruising, two Siemens-Schuckert PG VV 322/36 double-acting electric motors producing a total of for use while submerged. She had two shafts and two propellers. The boat was capable of operating at depths of up to . The submarine had a maximum surface speed of and a maximum submerged speed of . When submerged, the boat could operate for at ; when surfaced, she could travel at . "U-120" was fitted with three torpedo tubes at the bow, five torpedoes or up to  twelve Type A torpedo mines, and a anti-aircraft gun. The boat had a complement of twenty five. Service history. "U-120" was active from 1940 until she was scuttled in 1945. She was one of two Type II U-boats built at the Flender Werke in Lübeck. Along with her sister boat , she was originally built for export to China. The advent of World War II and increased training needs, led the German high command to assign "U-120" and "U-121" to the training command. From 20 April 1940 to 30 June she was part of the "U-Bootschulflottille". In July  1940 she became part of the 21st U-boat Flotilla as a training boat until 16 March 1945 when she became part of the 31st U-boat Flotilla (training) until 5 May 1945 when she was scuttled at Bremerhaven. The boat was raised in 1950 and broken up for scrap. Many sources incorrectly report that "U-120" sank due to a malfunctioning toilet. This submarine was actually the much larger .