SM U-23 (Germany)
| History | |
|---|---|
| German Empire | |
| Name | U-23 |
| Ordered | 18 March 1911 |
| Builder | Friedrich Krupp Germaniawerft, Kiel |
| Cost | 2,808,000 Goldmark |
| Yard number | 177 |
| Laid down | 21 December 1911 |
| Launched | 12 April 1913 |
| Commissioned | 11 September 1913 |
| Fate | 20 July 1915 - torpedoed and sunk off Fair Isle, Scotland, by HMS C27 |
| General characteristics Ocean-going diesel submarine | |
| Class & type | German Type U 23 submarine |
| Displacement | |
| Length | 64.70 m (212.3 ft) |
| Beam | 6.32 m (20 ft 9 in) |
| Draught | 3.45 m (11 ft 4 in) |
| Propulsion |
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| Speed |
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| Range |
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| Test depth | about 50 m (160 ft) |
| Boats & landing craft carried | 1 dinghy |
| Complement | 4 officers, 31 men |
| Armament |
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| Service record | |
| Part of: |
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| Commanders: |
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| Operations: | 3 patrols |
| Victories: |
7 merchant ships sunk (8,822 GRT) |
SM U-23 was one of the 329 U-boats serving in the Imperial German Navy in World War I.
U-23 was engaged in the naval warfare and took part in the First Battle of the Atlantic.
U-23 served on three war patrols, sinking a total of seven ships for 8,822 gross register tons (GRT). She was baited by the Q ship Princess Louise and torpedoed by HMS C27 at 58°55′N 0°14′E / 58.917°N 0.233°E, off Fair Isle, in Shetland, Scotland. Twenty four men died and 10 survived.