NAVYPEDIA

Ships

Name	No	Yard No	Builder	Laid down	Launched	Comp	Fate
○6潜水艦 [O6] (ex-UB125)		298	Weser, Bremen, Germany	1917	16.4.1918	5.1918 // 11.1918	BU 1921
○7潜水艦 [O7] (ex-UB143)		309	Weser, Bremen, Germany	1917	21.8.1918	10.1918 // 12.1918	BU 1921

Technical data

Displacement standard, t
Displacement normal, t	O6: 512 / 643 O7: 523 / 653
Length, m	55.9
Breadth, m	5.80
Draught, m	O6: 3.72 O7: 3.75
No of shafts	2
Machinery	O6: 2 Körting diesels / 2 SSW electric motors O7: 2 Benz diesels / 2 Schiffsunion electric motors
Power, h. p.	1060 / 788
Max speed, kts	O6: 13.9 / 7.6 O7: 13.5 / 7.5
Fuel, t	diesel oil 68
Endurance, nm(kts)	O6: 7280(6) / 55(4) O7: 7280(6) / 50(4)
Armament	1 x 1 - 105/42 Utof L/45 C/16, 5 - 500 TT (4 bow, 1 stern, 10)
Complement	34
Diving depth operational, m	50

Standard scale images

Project history

German submarines of UB III type, transferred to Japan after World War I.

Modernizations

None.

Naval service

No significant events.

Many thanks to Wolfgang Stöhr for additional information on this page.