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Cartridge, 20 mm, high explosive incendiary, Mk 106 Mod 0 & 1 (USN) 60,000: 1700 ±50: Impact detonating: 3350: Unpainted fuze, red and yellow projectile Cartridge, 20 mm, armor-piercing incendiary, Mk 107 Mod 0 (USN) 60,000: 1700 ±50: Armor-piercing incendiary: 3350: No fuze, nose of projectile blue or brown with red band.
20 mm caliber is a specific size of popular autocannon ammunition. The dividing line between smaller-caliber weapons, commonly called "guns", from larger-caliber "cannons" (e.g. machine gun vs. autocannon), is conventionally taken to be the 20 mm round, the smallest caliber of autocannon.
The Hispano fired a 130 grams (4.586 oz) 20 mm diameter projectile from a 110 mm (4.331 in) long casing, the whole round weighing 257 g (9.065 oz). [19] Lengths of the projectiles varied with type but were set to variable depth in the casing to produce a total full round length of 184 mm (7.244 in) regardless of projectile type. [ 20 ]
The basic design was based on the original Oerlikon 20 mm cannon, in turn based on the German Empire's Becker 20 mm cannon of World War I. In the post-war period, Oerlikon had developed the original design to produce three autocannons with increasingly powerful rounds; the original model, later known as the "F", used the Becker 20x70mm round ...
The Oerlikon 20 mm cannon is a series of autocannons based on an original German Becker Type M2 20 mm cannon design that appeared very early in World War I. It was widely produced by Oerlikon Contraves and others, with various models employed by both Allied and Axis forces during World War II .
Also, its length and weight made portability difficult, so a two-wheeled split-trail carriage was provided. Once towed into position the gun could be fired from the carriage or dismounted and fired from a bipod for the anti-tank role. In the anti-tank role, it was able to penetrate 15–18 mm (0.59–0.71 in) at 300 m (330 yd) (30°). [2]
3-round detachable box magazine The Anzio 20mm rifle [ 1 ] is an American anti-materiel rifle designed and marketed by Anzio Iron Works. It is the first American anti-materiel rifle designed and mass-produced for public sale with a bore diameter in excess of .50 caliber in over 80 years. [ 2 ]
The round includes a red tracer to aid in targeting. The round includes a high explosive and incendiary component and can also defeat light armor (hence its multi-purpose designation). [ 1 ] The self-destruct feature engages at approximately 2,300 metres (7,500 ft) [ 2 ] and destroys the round, preventing it from falling back to earth and ...