OVERVIEW: The AV-8A Harrier belongs to the first generation of the Harrier family, a single-engine, subsonic, V/STOL ground-attack aircraft developed for the U.S. Marine Corps based on the British Harrier GR.1. Introduced in the 1970s, it provided close air support from forward-deployed locations without the need for full-length runways.

DETAILS: The AV-8A Harrier was a U.S.-specific version of the British Harrier GR.1, entering service with the Marine Corps in the early 1970s to fulfill expeditionary close air support needs. It is powered by a Rolls-Royce Pegasus Mk 103 vectored-thrust turbofan engine and has a maximum speed of approximately Mach 0.94. The aircraft features 5 hardpoints 4 under the wings and 1 under the fuselage for carrying Mk 80-series bombs, Rocket pods, AIM-9 Sidewinder missiles, and drop tanks. The AV-8A lacked onboard radar and radar warning receiver or internal ECM system in its original configuration. Certified to deliver the B61 nuclear bomb, giving it tactical nuclear strike capability under U.S. Marine Corps doctrine. It operated primarily from forward arming and refueling points (FARPs), roads, or small expeditionary airstrips.

“AV” stands for “Attack, Vertical,” with “8A” denoting the first Marine Corps variant. Compared to the GR.1, the AV-8A had U.S.-standard avionics, including a different radio suite and cockpit instrumentation. It retained the basic optical sight and navigation systems and lacked advanced night or all-weather capability. The AV-8C introduced later included upgrades such as an AN/ALR-45F RWR and ALE-39 countermeasure dispensers, but these were not present in the AV-8A.

TYPE: V/STOL ground-attack and reconnaissance aircraft

FUNCTION: The AV-8A was primarily used for close air support, battlefield interdiction, and rapid-response attack missions. Its ability to operate from improvised or remote sites made it uniquely suited for Marine Corps amphibious and expeditionary operations.

NOTE:
IOC: Harrier GR.1 (UK) (1969), AV-8A Harrier (US) (1971)
Manufacturer: Hawker Siddeley (UK) / McDonnell Douglas (USA)
Operators: United States
Conflict used in: None in combat role (1978)

SOURCE:
U.S. Naval Aviation History Office ; Jane’s All the World’s Aircraft ; National Air and Space Museum: https://airandspace.si.edu ; Federation of American Scientists (FAS): https://fas.org ; National Museum of the Marine Corps: https://www.usmcmuseum.com/aircraft-av-8a.html ; U.S. Marine