GIAT 30

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DEFA-791 automatic cannon for the Dassault Rafale
THL-30 turret ( Eurocopter Tiger )

The GIAT 30 is a series of 30-mm - machine guns , which the DEFA 550 series in French combat aircraft to replace. The gun was developed by the French company GIAT (now Nexter ).

The GIAT 30 is a single-barreled revolver gun with electric ignition that was developed in the 1980s and introduced into the French armed forces from 2000. The weapon is a conventional gas pressure gun .

Two versions of the GIAT 30 are produced:

  • The GIAT 30 M781 is intended for use in fixed- mount combat helicopters , in weapon containers and in turrets . The weapon is constructed in such a way that the same 30 mm cartridge as in the DEFA cannon with a projectile weight of 244 g for HEI projectiles (High Explosive Incendiary) and 270 g for APHEI SD projectiles (Armor Piercing High Explosive Incendiary ) can be used. Due to the relatively high recoil , the weapon is normally only operated in a single shot or in short bursts and not in continuous fire.
  • The GIAT 30 M791 is intended for use in combat aircraft such as the Dassault Rafale . It has a selectable rate of 300, 600, 1500 to 2500 rounds per minute and can be operated in short bursts of 0.5 to 1 seconds as well as in continuous fire. Various 30 mm × 150 mm ammunition types are fired.

Technical specifications

GIAT 30 M781 GIAT 30 M791
Type of use Attack helicopter Warplanes
Type single-barreled seven-chamber revolver cannon
function external electric drive
caliber 30 × 150 mm
Muzzle velocity 1025 m / s
cadence adjustable up to 2500 rounds per minute
total weight 65 kg 120 kg
overall length 1.87 m 2.40 m

Web links

Commons : GIAT 30  - collection of images, videos and audio files
  • The GIAT-30 cannon in the Rafale [1]