Oerlikon 20mm
Probably the most widely used anti-aircraft gun 2. World War II used on vessels of all kinds...
The Mark I type was manufactured in Switzerland. Other versions were produced in the USA and Great Britain. It was produced in many variations of the 2,3 and 4 barrel.
Length: 2,21 m
Barrel length: 1.4 m (British: 1.3 m)
Weight including bolt mechanism: 68.04 kg
Weight without bolt mechanism: 20.87 kg
Number of grooves: 9
Cadence: 450 rounds/min.
zdroj: http://www.usstexasbb35.com/20mm_naval_gun.htm
Probably the most widely used anti-aircraft gun 2. World War II used on vessels of all kinds...
The Mark I type was manufactured in Switzerland. Other versions were produced in the USA and Great Britain. It was produced in many variations of the 2,3 and 4 barrel.
Length: 2,21 m
Barrel length: 1.4 m (British: 1.3 m)
Weight including bolt mechanism: 68.04 kg
Weight without bolt mechanism: 20.87 kg
Number of grooves: 9
Cadence: 450 rounds/min.
zdroj: http://www.usstexasbb35.com/20mm_naval_gun.htm