20 mm x 110, HEI HISPANO
20x110 mm HEI (Hispano)
20x110 mm Hispano-pattern high-explosive incendiary round, 130 g projectile with 11 g filling and self-destructing fuze.
Also written: 20 mm, 20 mm Hispano, 20 mm x 110, 20 x 110, 20X110, 20x110
Enlarge 20x110 mm HEI (Hispano)
Specification
| Projectile type | HEI (high explosive incendiary) |
|---|---|
| Round mass | 257 +/- 6 g |
| Projectile mass | 130 +/- 2 g |
| Explosive mass | 11 g |
| Propellant mass | 29 g |
| Round length | 183.45 to 184.45 mm |
| Muzzle velocity | 850 +/- 10 m/s |
| Mean max pressure (group of rounds) | 3041 bar |
| Fuze arming distance | 150 m |
| Fuze self-destruct time | 4.5 to 8 s |
| Operating temperature | -30 to +50 deg C |
| Weapon compatibility | 20 mm antiaircraft gun M55, HS 404 and HS 804 Hispano |
| Packing | 100 rounds in a polyethylene-laminated Al-bag, bag in a nailed case, 30 cases per pallet |
All data provided for information purposes; final specification is defined per contract. Full technical data sheets are issued on request against a stated end-user.