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American Airlines was the first US major carrier to order the MD-80 when it leased twenty 142-seat aircraft from McDonnell Douglas in October 1982 to replace its Boeing 727-100s. It committed to 67 firm orders plus 100 options in March 1984, and in 2002 its fleet peaked at more than 360 aircraft, 30% of the 1,191 produced.
The Pratt & Whitney JT8D is a low-bypass (0.96 to 1) turbofan engine introduced by Pratt & Whitney in February 1963 with the inaugural flight of the Boeing 727.It was a modification of the Pratt & Whitney J52 turbojet engine which powered the US Navy A-6 Intruder and A-4 Skyhawk attack aircraft.
The 727 is equipped with a retractable tailskid that is designed to protect the aircraft in the event of an over-rotation on takeoff. The 727's fuselage has an outer diameter of 148 inches (3.8 m). This allows six-abreast seating (three per side) and a single aisle when 18-inch (46 cm) wide coach-class seats are installed.
[26] [27] It was a lengthened DC-9-50 with a higher maximum takeoff weight (MTOW), a larger wing, new main landing gear, and higher fuel capacity. [28] The MD-80 series features a number of variants of the JT8D turbofan engine that had higher thrust ratings than those available on the original DC-9 series. [29]
McDonnell Douglas MD-80/MD90 may refer to: McDonnell Douglas MD-80; McDonnell Douglas MD-90 This page was last edited on 20 ...
List of McDonnell Douglas MD-80 operators This page was last edited on 2 April 2018, at 15:15 (UTC). Text is available under the Creative Commons Attribution ...
The MD-80 was also successfully flight tested in April 1989 with the 578-DX propfan, which was a prototype from the Allison Engine Company (at that time a division of General Motors) that was also derived from the Allison XT701 and built with Hamilton Standard
MD 80 may refer to: McDonnell Douglas MD-80; Maryland Route 80 This page was last edited on 20 December 2021, at 23:32 (UTC). Text is available under the Creative ...