CH Oerlikon 20mm Mk.7 cannon

Naval Gun


Oerlikon Contraves a Swiss anti aircraft artillery company established in 1906.
The first Oerlikon 20mm cannon is built since 1914.


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0.48weight (tn)
20caliber (mm)
300Rate of fire (round/min)
2range (km)

Used by

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1969UK Support Ship Rover class2
1980UK Aircraft Carrier V STOL Invincible class2
1987TH Landing Ship/Platform Dock Normed class2
1990TW Support Ship Wu Yi class2
1995NL Support Ship Amsterdam class1
1995ES Support Ship PatiƱo class2
1998ES Landing Ship/Platform Dock Galicia Class4

In Service

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PT Portuguese Navy
UK Royal Fleet Auxiliary
ID indonesian navy
UK Royal Navy
TH Royal Thai Navy
TW Republic of China Navy (Taiwan)
ES Spanish Navy
NL Royal Netherlands Navy
PE Peruvian Navy

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