Ships
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U-234

U-234

Survived

Kriegsmarine (Germany)

TypeSubmarine
ClassType XB
WarSecond World War
Main guns2 × 53.3 cm (21 in) stern torpedo tubes

Minelaying submarine sent to Japan in 1945 with jet engines, plans and 560 kg of uranium oxide. Surrendered to the US Navy at sea in May 1945; two Japanese officers aboard killed themselves.

From USS Sutton. U-234 surrendering. Photo: Seaman Harry O'Brien, Public domain · Wikimedia Commons

Armament and specifications

Armament

  • 2 × 53.3 cm (21 in) stern torpedo tubes
  • 15 × G7e torpedoes
  • 66 × SMA mines
BuilderGermaniawerft, Kiel
Laid down1 October 1941
Launched23 December 1943
Commissioned2 March 1944
Displacement1,763 tonnes (1,735 long tons) surfaced 2,177 tonnes (2,143 long tons) submerged
Length89.80 m (294 ft 7 in) o/a 70.90 m (232 ft 7 in) pressure hull
Speed16.4–17 knots (30.4–31.5 km/h; 18.9–19.6 mph) surfaced 7 knots (13 km/h; 8.1 mph) submerged
Complement5 officers, 47 enlisted

As built, from the ship's Wikipedia article. Figures there may cover later refits too.

Career

She isn't listed in any of the fleet actions covered here.

Launched

23 December 1943

Fate

Survived

Sunk by torpedo from USS Greenfish during trials, 20 November 1947