U17 1918
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| U17 | 11 | KW Danzig | 1910 | 16.4.1912 | 11.1912 | discarded 1.1919 | |
| U18 | 12 | KW Danzig | 1910 | 25.4.1912 | 11.1912 | sunk 23.11.1914 |
|
Displacement standard, t |
|
|
Displacement normal, t |
564 / 691 |
|
Length, m |
62.4 |
|
Breadth, m |
6.00 |
|
Draught, m |
3.40 |
|
No of shafts |
2 |
|
Machinery |
4 Körting petrol engines / 2 AEG electric motors |
|
Power, h. p. |
1400 / 1120 |
|
Max speed, kts |
14.9 / 9.5 |
|
Fuel, t |
petrol 74 |
| Endurance, nm(kts) | 6700(8) / 75(5) |
|
Armament |
1 x 1 - 7.9/79, 4 - 450 TT (2 bow, 2 stern, 6) |
|
Complement |
29 |
| Diving depth operational, m | 50 |
Project history: Medium coastal submarines. Double-hulled.
Modernizations: late 1914, U17: - 1 x 1 - 7.9/79; + 1 x 5 - 37/27 RV L/30
1915, U17: + 1 x 1 - 50/37 SK L/40 C/92
1917, U17: - 1 x 5 - 37/17
Naval service: U18 received underwater damage of the rudder, had to be surfaced and was sunk by British coastal artillery off Scapa Flow (Orkney Islands) 23.11.1914.
U17 1915
© Ivan Gogin, 2014