20-mm Oerlikon Anti Aircraft Gun

British version of the 20-mm Oerlikon

Oerlikon as anti aircraft on board

2xOerlikon on board HMIS Naradba

 

Calibre - 20mm

Barrel length - 2210mm

Weight - 66,68kg

Traverse - 360

Elevation - -10 to +75

Muzzle velocity - 831m/sec

Effective range - 1097m

Rate of fire - 465-480 rpm

Shell weight - 0,119kg

Originally a Swiss/German  construction but made under license in many other countries.