The M61 Vulcan Cannon
The M61 Vulcan Cannon is a six-barrel, electrically fired rotary cannon and the main armament of the U.S. military for sixty years.
M61 Vulcan Cannon - Aircraft Guns & Armament from WW1

What Is the M61 Vulcan Cannon and Who Designed and Produced It?

The M61 Vulcan represents a pinnacle of engineering ingenuity in the realm of aircraft armaments. Developed as a response to the increasing demands for a lightweight, high-rate-of-fire cannon capable of delivering devastating firepower, the M61 Vulcan stands as a testament to innovation and technological advancement.

Conceived by the renowned aerospace company General Electric, the M61 Vulcan was meticulously designed to meet the stringent requirements of military aircraft applications. Its hydraulically driven mechanism ensures smooth and reliable operation, crucial for maintaining accuracy and effectiveness in the heat of aerial combat. The utilization of six barrels in a rotary configuration allows for a staggering rate of fire, enabling the cannon to unleash a torrent of projectiles upon its targets in rapid succession.

Armament Specifications

  • Caliber: 20mm
  • Action: Rotary, hydraulically driven
  • Rate of fire: Typically between 6,000 and 7,200 rounds per minute
  • Muzzle velocity: Approximately 1,050 meters per second (3,450 feet per second)
  • Weight: Approximately 248 kilograms (547 pounds)
  • Length: Approximately 1.8 meters (70.8 inches)

Aircraft That Used This Armament

Numerous aircraft were and are equipped with observer guns, including:

  • F-16 Fighting Falcon: The F-16 is a multirole fighter aircraft known for its agility and versatility. It typically mounts an M61 Vulcan cannon internally in the fuselage. The cannon provides close-range air-to-air and air-to-ground firepower for the F-16.

  • F/A-18 Hornet: The F/A-18 is a carrier-capable multirole fighter aircraft used by the United States Navy and Marine Corps. It typically mounts an M61 Vulcan cannon internally in the fuselage. The cannon enhances the F/A-18’s combat capabilities in various missions, including air superiority and ground attack.

  • Lockheed Martin F-22 Raptor: The F-22 is a fifth-generation air superiority fighter aircraft designed for the United States Air Force. It mounts an M61 Vulcan cannon internally in the fuselage. The cannon provides the F-22 with a lethal close-range air-to-air capability, complementing its advanced sensors and stealth technology.

  • A-10 Thunderbolt II: The A-10, also known as the “Warthog,” is a close air support and ground attack aircraft designed for the United States Air Force. It mounts an M61 Vulcan cannon in the nose of the aircraft. The cannon, along with the A-10’s heavy armor and payload capacity, allows it to effectively engage armored vehicles and other ground targets.

A Short History of the M61 Vulcan Cannon

The M61 Vulcan cannon was developed in the 1950s as a lightweight and compact weapon system capable of delivering a high rate of fire. It entered service with the United States Armed Forces in the 1960s and has since become one of the most widely used aircraft cannons in the world.

The M61 Vulcan has undergone several upgrades and variants over the years, improving its reliability, performance, and compatibility with modern aircraft platforms. It has been utilized in numerous conflicts and military operations, demonstrating its effectiveness as a versatile and formidable weapon system for aerial combat.

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