similar U115
| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| U158 | 47 | KW Danzig | 1917 | 16.4.1918 | --- | BU on the stocks 1919 | |
| U159 | 48 | KW Danzig | 1917 | 25.5.1918 | --- | BU on the stocks 1919 |
|
Displacement standard, t |
|
|
Displacement normal, t |
811 / 1034 |
|
Length, m |
71.2 |
|
Breadth, m |
6.20 |
|
Draught, m |
3.94 |
|
No of shafts |
2 |
|
Machinery |
2 MAN diesels / 2 SSW electric motors |
|
Power, h. p. |
2400 / 1200 |
|
Max speed, kts |
16 / 9 |
|
Fuel, t |
diesel oil 145 |
|
Endurance, nm(kts) |
12370(8) / 55(5) |
|
Armament |
1 x 1 - 105/42 Utof L/45 C/16, 6 - 500 TT (4 bow, 2 ster, 12 - 16) |
|
Complement |
39 |
|
Diving depth operational, m |
50 |
Project history: War order R. Double-hulled. They had a diving time of 35 seconds. Improved 'Project 43' (U115) type boats (themselves known as 'Project 25') of greatly enlarged radius of action, built by Danzig N Yd; they were very nearly finished by the end of the war, but broken up in situ.
© Ivan Gogin, 2014