NAVYPEDIA

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
U142		303	Germaniawerft, Kiel	1917	4.3.1918	11.1918	discarded 11.1918, BU 1919
U143		304	Germaniawerft, Kiel	1917	20.4.1918	---	BU incomplete 1920
U144		305	Germaniawerft, Kiel	1917	25.5.1918	---	BU incomplete 1920
U145 Kapitänleutnant Wegener		101	Vulcan, Hamburg	1917	1.11.1918	---	BU incomplete 1919/20
U146 Oberleutnant z. S. Saltzwedel		102	Vulcan, Hamburg	1917	---	---	BU incomplete 1919/20
U147 Kapitänleutnant Hansen		103	Vulcan, Hamburg	1917	---	---	BU incomplete 1919/20
U148 Oberleutnant z. S. Pustkuchen		288	Weser, Bremen	1917	22.6.1918	---	BU incomplete 1919/20
U149 Kapitänleutnant Freiherr von Berkheim		289	Weser, Bremen	1917	28.9.1918	---	BU incomplete 1919/20
U150 Kapitänleutnant Schneider		290	Weser, Bremen	1917	---	---	BU on the stocks 1919
U173		306	Germaniawerft, Kiel	1918	1918	---	BU incomplete 1920
U174		307	Germaniawerft, Kiel	1918	1918	---	BU incomplete 1920
U175		308	Germaniawerft, Kiel	1918	1918	---	BU incomplete 1920
U176		309	Germaniawerft, Kiel	1918	1918	---	BU incomplete 1920
U177		135	Vulcan, Hamburg	1918	---	---	BU on the stocks 1919/20
U178		136	Vulcan, Hamburg	1918	---	---	BU on the stocks 1919/20
U179		306	Weser, Bremen	1918	---	---	BU on the stocks 1919/20
U180		307	Weser, Bremen	1918	---	---	BU on the stocks 1919/20
U181		353	Blohm & Voss, Hamburg	1918	---	---	BU on the stocks 1919/20
U182		354	Blohm & Voss, Hamburg	1918	---	---	BU on the stocks 1919/20
U183		322	Germaniawerft, Kiel	1918	---	---	BU on the stocks 1919/20
U184		323	Germaniawerft, Kiel	1918	---	---	BU on the stocks 1919/20
U185		324	Germaniawerft, Kiel	1918	---	---	BU on the stocks 1919/20
U186		325	Germaniawerft, Kiel	1918	---	---	BU on the stocks 1919/20
U187		326	Germaniawerft, Kiel	1918	---	---	BU on the stocks 1919/20
U188		327	Germaniawerft, Kiel	1918	---	---	BU on the stocks 1919/20
U189		328	Germaniawerft, Kiel	1918	---	---	BU on the stocks 1919/20
U190		329	Germaniawerft, Kiel	1918	---	---	BU on the stocks 1919/20
U191		361	Blohm & Voss, Hamburg	1918	---	---	BU on the stocks 1919/20
U192		362	Blohm & Voss, Hamburg	1918	---	---	BU on the stocks 1919/20
U193		363	Blohm & Voss, Hamburg	1918	---	---	BU on the stocks 1919/20
U194		364	Blohm & Voss, Hamburg	1918	---	---	BU on the stocks 1919/20
U195		340	Weser, Bremen	1918	---	---	BU on the stocks
U199		344	Weser, Bremen	1918	---	---	BU on the stocks

Technical data

Displacement standard, t
Displacement normal, t	U142 - 144: 2158 / 2785 U145 - 147: 2173 / 2789 U148 - 150: 2153 / 2766 U173 - 176, 183 - 190: 2115 / 2790 U177, 178: 2175 / 2791 U179, 180, 195, 199: 2153 / 2766 U181, 182, 191 - 194: 2119 / 2790
Length, m	97.5
Breadth, m	9.06
Draught, m	U142 - 144: 5.38 U145 - 150, 173 - 195, 199: 5.36
No of shafts	2
Machinery	U142 - 150, 173 - 176, 179 - 181, 183, 185 - 195, 199: 2 MAN diesels + 1 MAN-Brown Boveri diesel / 2 AEG electric motors U177, 178: 2 MAN-Vulcan diesels + 1 MAN-Brown Boveri diesel / 2 AEG electric motors U182, 184: 2 MAN-Blohm & Voss diesels + 1 MAN-Brown Boveri diesel / 2 AEG electric motors
Power, h. p.	6000+450=6450 / 2600
Max speed, kts	17.5 / 8.5
Fuel, t	U142 - 150: diesel oil 451 U173 - 195, 199: diesel oil 467
Endurance, nm(kts)	U142 - 150: 20000(6) / 70(4.5) U173 - 195, 199: 20700(6) / 70(4.5)
Armament	U142 - 147, 173 - 178: 2 x 1 - 149/42 TK L/45 C/16, 2 x 1 - 88/27 TK L/30 C/08, 6 - 500 TT (4 bow, 2 stern, 19 - 24) U148 - 150, 183 - 190, 195, 199: 3 x 1 - 149/42 TK L/45 C/16, 6 - 500 TT (4 bow, 2 stern, 19 - 24) U179 - 182, 191 - 194: 2 x 1 - 149/42 TK L/45 C/16, 6 - 500 TT (4 bow, 2 stern, 19 - 24)
Complement	62
Diving depth operational, m	75

Standard scale images

Project history

War order N (U142-150), U (U173-176) and Z (U183 and later). Double-hulled. They had a diving time of 40 seconds (30 seconds from U173). 'Project 46A' (improved 'Project 46') boats, with increased surface speed. CT had 30mm sides and 60mm roof. Munition hoists had 25mm protection. U196-198 and 200 (Weser, Bremen) were cancelled before they were laid down.

Modernizations

None.

Naval service

No significant events.