16 Facts About Boeing 727

Boeing 727 is an American narrow-body airliner that was developed and produced by Boeing Commercial Airplanes.

Boeing 727 was used for many domestic flights and on some international flights within its range.

Boeing 727 design was a compromise among United Airlines, American Airlines, and Eastern Air Lines; each of the three had developed requirements for a jet airliner to serve smaller cities with shorter runways and fewer passengers.

At that time Boeing 727 intended to use three Allison AR963 turbofan engines, license-built versions of the Rolls-Royce RB163 Spey used by the Trident.

Boeing 727 was designed for smaller airports, so independence from ground facilities was an important requirement.

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Boeing 727 subsequently modified the design with the Cooper vane so that the airstair could not be lowered in flight.

The Boeing 727 is equipped with a retractable tailskid that is designed to protect the aircraft in the event of an over-rotation on takeoff.

Boeing 727 proved to be such a reliable and versatile airliner that it came to form the core of many startup airlines' fleets.

The Boeing 727 was successful with airlines worldwide partly because it could use smaller runways while still flying medium-range routes.

The Boeing 727 was stable at very low speeds compared to other early jets, but some domestic carriers learned after review of various accidents that the 40-degree flap setting could result in a higher-than-desired sink rate or a stall on final approach.

The range of flights it could cover meant that the Boeing 727 proved efficient for short- to medium-range international flights in areas around the world.

In early 1988, The Iraqi Air Force modified a Boeing 727 by fitting it with Thomson-CSF TMV-018 Syrel pods for ESM and Raphael-TH pods with side looking radar.

Boeing 727 has proven to be popular where the airline serves airports with gravel, or otherwise lightly improved, runways.

Military version, the Boeing 727 C-22, was operated as a medium-range transport aircraft by the Air National Guard and National Guard Bureau to airlift personnel.

Two series of Boeing 727 are the initial -100, which was launched in 1960 and entered service in February 1964, and the -200 series, which was launched in 1965 and entered service in December 1967.

Boeing 727 that was reportedly modified by Iraq in early 1988 to serve as an ELINT platform.