Group : Medium Caliber Cannons
Status : Active
Also Known As : DEFA 791
Origin : France
Contractor : NEXTER
Initial Operational Capability (IOC) : 2002
Total Production : 228

The 30 M 791 is a lightweight, high firepower 30mm automatic gun designed for France's next generation fighter aircraft, the Rafale. It is optimized for air-to-air engagements with piercing ammunition. The 30 M 791 features a rate of rate of fire 0f 2,500 rounds per minute with a muzzle velocity in excess of 1,025 m/s.