20 mm x 110 API
20x110 mm API round for anti-aircraft guns
A 20 mm x 110 armour-piercing incendiary round for the 20 mm M55, HS 404 Hispano and HS 804 Hispano anti-aircraft guns, consisting of a brass cartridge case with percussion gun primer, propellant charge and an API projectile filled with incendiary composition.
Pia huandikwa: 20x110
Panua 20x110 mm API round for anti-aircraft guns
Vipimo
| Calibre | 20 mm |
|---|---|
| Muzzle velocity | 840±10 m/s |
| Maximum pressure of powder gases | 304.1 MPa |
| Round mass | 273±6 g |
| Projectile mass | 142±2.5 g |
| Operating temperature | -30 to +50 °C |
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