{{Infobox ship |section1={{Infobox ship/image |image=Rivier de Maas, SFA006011715.jpg |image_caption=''O 6'' }}

|section2={{Infobox ship/career |hide_header= |country= |flag={{shipboxflag|Netherlands}} |name=''O 6'' |namesake= |owner= |operator= |registry= |route= |ordered= |awarded= |builder=De Schelde, Flushing |original_cost= |yard_number= |way_number= |laid_down=2 or 21 May 1914 |launched=10 June 1915 |sponsor= |christened= |completed= |acquired= |commissioned=5 December 1916 |recommissioned= |decommissioned= November 1936 |maiden_voyage= |in_service= |out_of_service= |renamed= |reclassified= |refit= |struck= |reinstated= |homeport= |identification= |motto= |nickname= |honours= |honors= |captured= |fate=Decommissioned 1936 |notes= |badge= }}

|section3={{Infobox ship/characteristics |hide_header= |header_caption=<ref name="dutchsubmarines o6">{{cite web |url= http://www.dutchsubmarines.com/classes/class_o6.htm |title=Dutch Submarines: The O 6 submarine class |first= |last= |work=dutchsubmarines.com |year=2012 |accessdate=19 July 2013}}</ref> |class= Unique submarine |type= |displacement=*192&nbsp;tons *233&nbsp;tons |length= {{convert|35.69|m|ftin|0|abbr=on}} |beam={{convert|4.13|m|ftin|0|abbr=on}} |draught={{convert|3.05|m|ftin|0|abbr=on}} |power= |propulsion=*1 × {{convert|375|bhp|0|abbr=on}} diesel engine *1 × {{convert|210|bhp|0|abbr=on}} electric motor |speed=*{{convert|12|kn|abbr=on|lk=in}} surfaced *{{convert|8.5|kn|abbr=on}} submerged |range=*{{convert|750|nmi|abbr=on|lk=in}} at {{convert|10|kn|abbr=on}} on the surface *{{convert|42|nmi|abbr=on|lk=in}} at {{convert|7|kn|abbr=on}} submerged |test_depth= |complement=15 |armament=*2 × 18 inch bow torpedo tubes *1 × 18 inch stern torpedo tube |notes= }} }}

'''''O 6''''' was a unique patrol submarine of the Royal Netherlands Navy for European home waters. The ship was built by ''De Schelde'' shipyard in Flushing. The submarines diving depth was 40 metres. {{HNLMS|O 7||2}} was very similar to the ''O 6'' and they are sometimes regarded as one class.<ref name="dutchsubmarines">{{cite web |url= http://www.dutchsubmarines.com/boats/boat_o6.htm |title=Dutch Submarines: The submarine O 6 |first= |last= |work=dutchsubmarines.com |year=2012 |accessdate=19 July 2013}}</ref>

==Service history== The submarine was ordered on 8 May 1913 and in May 1914 the ''O 6'' was laid down in ''Flushing'' at the shipyard of ''De Schelde''. The launch took place on 10 June 1915.<ref name="dutchsubmarines"/>

On 5 December 1916 the ship was commissioned in the navy. During World War I the ship was based in Den Helder.<ref name="dutchsubmarines"/>

On 7 Jul 1920 the ship left the port of ''Flushing'' for a trip to Norway the ports of Odda, Bergen, Gudvangen among others are visited. The ship returned to ''Flushing'' in June 1920.<ref name="dutchsubmarines"/>

In June 1923 the ''O 6'' was used by Professor ''F.A. Vening Meinesz '' for gravity measurements in the North Sea.<ref name="dutchsubmarines"/> In November 1936 ''O 6'' was decommissioned.<ref name="dutchsubmarines"/>

==External links== *[http://www.dutchsubmarines.com/boats/boat_o6.htm Description of ship]

==References== {{reflist}}

===Bibliography=== * {{cite book|last1=Jalhay|first1=P.C.|last2=Wijn|first2=J.J.A.|title=Ik nader ongezien! De onderzeeboten van de Koninklijke Marine|year=1997|publisher=De Bataafsche Leeuw|location=Amsterdam|isbn=978-9067074629}}

==Further reading== *{{cite book |editor-last1=Gardiner |editor-first1=Robert |editor-last2=Gray |editor-first2=Randal |date=1985 |title= Conway's All the World's Fighting Ships 1906–1921 |location=London |publisher=Conway Maritime Press |isbn=0-85177-245-5}} *{{cite book |last=Jalhay |first=P.C. |date=1982 |title=Nederlandse Onderzeedienst 75 jaar |language=Dutch |edition= |url= |location=Bussum |publisher=De Boer Maritiem |page= |isbn=90-228-1864-0}}

{{1890-1920DutchShips}}

{{DEFAULTSORT:O 6}} Category:1915 ships Category:Ships built in Vlissingen Category:Submarines of the Royal Netherlands Navy Category:Submarines built by Koninklijke Maatschappij De Schelde