German submarine U-864
| History | |
|---|---|
| Nazi Germany | |
| Name | U-864 |
| Ordered | 5 June 1941 |
| Builder | DeSchiMAG AG Weser, Bremen |
| Yard number | 1070 |
| Laid down | 15 October 1942 |
| Launched | 12 August 1943 |
| Commissioned | 9 December 1943 |
| Fate | Sunk with all hands on 9 February 1945 by HMS Venturer, North Sea west of Bergen |
| General characteristics | |
| Class & type | Type IXD2 submarine |
| Displacement | |
| Length |
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| Beam |
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| Height | 10.20 m (33 ft 6 in) |
| Draught | 5.35 m (17 ft 7 in) |
| Propulsion |
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| Speed |
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| Range |
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| Test depth | Calculated crush depth: 230 m (754 ft 7 in) |
| Boats & landing craft carried | 2 dinghies |
| Complement | 55–63 officers & ratings |
| Armament |
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| Service record | |
| Part of: |
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| Identification codes: | M 54 842 |
| Commanders: |
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| Operations: |
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| Victories: | None |
German submarine U-864 was a Type IXD2 U-boat of Nazi Germany's Kriegsmarine in World War II. On 9 February 1945, she became the only submarine in history to be sunk by an enemy submarine while both were submerged. U-864 was sunk by the British submarine HMS Venturer, and all 73 men on board died.