Piper PA-31T Cheyenne explained

The Piper PA-31T Cheyenne is a turboprop development of the earlier PA-31P Pressurized Navajo.

Development

Originally, the aircraft was an upgraded version of the Pressurized Navajo equipped with two Pratt & Whitney Canada PT6A-28 turboprop engines. Later, the aircraft was further refined and developed, including aerodynamic improvements and fuselage extensions. The PA-31T led to the development of the PA-42 Cheyenne III and IV.

Operators

Military operators

• Mauritanian Air Force^[1]

• United States Department of Defense.^[2]

Variants

PA-31T Cheyenne: Initial production version, powered by two 620-shp (462-kW) Pratt & Whitney Canada PT6A-28 turboprop engines.

PA-31T-1: Original designation of the PT-31T Cheyenne I. Powered by 500-shp (373-kW) Pratt & Whitney Canada PT6A-II turboprop engines.

PA-31T Cheyenne II: Improved version, renamed version of original powered by two 620-shp (462-kW) Pratt & Whitney Canada PT6A-28 turboprop engines.

PA-31T2 Cheyenne IIXL: Stretched version, powered by two 750-shp (559-kW) Pratt & Whitney Canada PT6A-135 turboprop engines.

External links

• The Piper PA-31T Cheyenne history from Airliners.net

Notes and References

1. Web site: World Air Forces 1987 pg. 72 . flightglobal.com . 3 April 2019.
2. Book: Tom. Kaminsky. The United States military aviation directory. Airtime Publishing Inc.. 2000. 978-1-880588-29-1.