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O2 submarines (1911-1914)


Photo



O5 in days of WWI Many thanks to Wolfgang Stöhr for additional information on this page.

Ships


Name No Yard No Builder Laid down Launched Comp Fate
O2 (ex-I)   133 De Schelde, Vlissingen 10.1909 30.1.1911 12.1911 stricken 1931
O3 (ex-II)   138 De Schelde, Vlissingen 12.1910 30.7.1912 2.1913 stricken 1932
O4 (ex-III)   147 De Schelde, Vlissingen 6.1912 5.8.1913 6.1914 stricken 1935
O5 (ex-IV)   148 De Schelde, Vlissingen 6.1912 2.10.1913 8.1914 stricken 1935


Technical data


Displacement standard, t 
Displacement normal, t130 / 150
Length, m

31.1 pp 32.1 oa

Breadth, m

3.30

Draught, m

2.73

No of shafts

1

Machinery

1 MAN 6-cyl diesel / 1 electric motor

Power, h. p.

350 / 200

Max speed, kts

11 / 8.6

Fuel, t

diesel oil

Endurance, nm(kts)500(10) / 35(7)
Armament

2 - 450 TT (bow, 4)

Complement

10

Diving depth operational, m25


Standard scale images


<i>O2</i> 1914
O2 1914


Graphics


<i>O5</i> in days of WWI <i>Many thanks to Wolfgang Stöhr for additional information on this page.</i>
O5 in days of WWI Many thanks to Wolfgang Stöhr for additional information on this page.


Project history

Hay-Fiume type, design of Marley F. Hay and Whitehead Co, Fiume (Austria-Hungary). Single-hulled with one main ballast tank. Suffered from bad stability.

Modernizations

None.

Naval service

No significant events.

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