U5 1912
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| U5 | 147 | Germaniawerft, Kiel | 1908 | 8.1.1910 | 7.1910 | sunk 18.12.1914 | |
| U6 | 148 | Germaniawerft, Kiel | 1908 | 18.5.1910 | 8.1910 | sunk 15.9.1915 | |
| U7 | 149 | Germaniawerft, Kiel | 1909 | 28.7.1910 | 7.1911 | sunk 21.1.1915 | |
| U8 | 150 | Germaniawerft, Kiel | 1909 | 14.3.1911 | 6.1911 | sunk 4.3.1915 |
|
Displacement standard, t |
|
|
Displacement normal, t |
505 / 636 |
|
Length, m |
57.3 |
|
Breadth, m |
5.60 |
|
Draught, m |
3.55 |
|
No of shafts |
2 |
|
Machinery |
4 Körting petrol engines / 2 SSW electric motors |
|
Power, h. p. |
900 / 1040 |
|
Max speed, kts |
13.4 / 10.2 |
|
Fuel, t |
petrol 54 |
| Endurance, nm(kts) | 1900(13) / 80(5) |
|
Armament |
1 x 1 - 7.9/79, 4 - 450 TT (2 bow, 2 stern, 6) |
|
Complement |
28 |
| Diving depth operational, m | 30 |
Project history: Medium coastal submarines. Double-hulled.
Modernizations: by late 1914, all: - 1 x 1 - 7.9/79; + 1 x 5 - 37/27 RV L/30
1915, U6, 8: + 1 x 1 - 50/37 SK L/40 C/92
Naval service: U5 was mined in the English Channel 18.12.1914. U6 was torpedoed by British submarine E16 off Norwegian coast 15.9.1915. U7 was torpedoed by German submarine U22 in the North Sea 21.1.1915. U8 was sunk by explosive paravanes of British destroyers Maori and Gurkha 4.3.1915 in the English Channel.
U7
© Ivan Gogin, 2014