E-3 Sentry
Overview
 
The Boeing E-3 Sentry is an airborne warning and control system
Airborne Warning And Control System
Airborne Warning and Control System, or AWACS, may refer to:* E-3 Sentry, the aircraft developed under the USAF's "Airborne Warning and Control System" program...

 (AWACS) developed by Boeing as the prime contractor. Derived from the Boeing 707
Boeing 707
The Boeing 707 is a four-engine narrow-body commercial passenger jet airliner developed by Boeing in the early 1950s. Its name is most commonly pronounced as "Seven Oh Seven". The first airline to operate the 707 was Pan American World Airways, inaugurating the type's first commercial flight on...

, it provides all-weather surveillance, command, control and communications, and is used by the United States Air Force
United States Air Force
The United States Air Force is the aerial warfare service branch of the United States Armed Forces and one of the American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on September 18, 1947 under the National Security Act of...

 (USAF), NATO, Royal Air Force
Royal Air Force
The Royal Air Force is the aerial warfare service branch of the British Armed Forces. Formed on 1 April 1918, it is the oldest independent air force in the world...

 (RAF), French Air Force
French Air Force
The French Air Force , literally Army of the Air) is the air force of the French Armed Forces. It was formed in 1909 as the Service Aéronautique, a service arm of the French Army, then was made an independent military arm in 1933...

 and Royal Saudi Air Force
Royal Saudi Air Force
The Royal Saudi Air Force , is the aviation branch of the Saudi Arabian armed forces. The RSAF has developed from a largely defensive military force into one with an advanced offensive capability...

. The E-3 is distinguished by the distinctive rotating radar dome above the fuselage. Production ended in 1992 after 68 aircraft were built.

In the mid-1960s, the USAF was seeking an aircraft to replace its piston-engined EC-121, which had seen service for over a decade.
 
x
OK