SM U 4
| 
SM U 4  ( previous / next - all submarines )  | 
|
|---|---|
| 
 | 
|
| Technical specifications | |
| Submarine type: | Two-hull ocean-going boat | 
| Submarine class: | U 3 -U 4 | 
| Displacement: | 421 tons (above water)  510 tons (under water)  | 
| Length: | 51.28 m | 
| Width: | 5.6 m | 
| Draft: | 3.05 m | 
| Max. Diving depth: | 30 m | 
| Drive: | Petroleum motors 600 HP  E-machines 1030 HP  | 
| Armament: | 2 bow and 2 stern tubes, 6 torpedoes  1 × revolver cannon (until 1914) 1 × 5 cm gun (from 1915)  | 
| Crew: | 3 officers  19 men  | 
| Speed: | 11.8 knots (above water)  9.4 knots (under water)  | 
| Launch: | May 18, 1909 | 
| Commissioning: | July 1, 1909 | 
| Calls: | Training rides | 
| Successes: | no depressions | 
| Whereabouts: | on January 27, 1919 deleted from the list of warships  1919 scrapped at the Reichswerft Kiel  | 
SM U 4 (His Majesty Submarine 4) was a German submarine of the Imperial Navy .
Calls
U 4 was built by the Imperial Shipyard in Gdansk. It was one of a total of 329 German submarines in the First World War . U 4 was used for training purposes over the entire duration of the war and was therefore not successful in sinking.
literature
- Bodo Herzog: German U-Boats 1906–1966 . Erlangen: Karl Müller Verlag, 1993, ISBN 3-86070-036-7 .