Allison TF41 explained

The Allison TF41 (Company designations RB.168-62 and Model 912) is a low-bypass turbofan engine.

Design and development

The TF41 was jointly developed by Allison Engine Company and Rolls-Royce from the latter's RB.168-25R Spey.^[1] Allison manufactured the TF41 under license, while Rolls-Royce supplied parts common to existing Speys.^[2] The TF41 was developed for use in the LTV A-7D Corsair II for the USAF, and the US Navy's A-7E. Between 1968 and 1983, a total of 1,440 TF41s were delivered.^[3]

Applications

• LTV A-7 Corsair II (USAF -D/-K and US Navy -E models),

References

• Book: Connors, Jack . The Engines of Pratt & Whitney: A Technical History . . Reston. Virginia . 2010 . 978-1-60086-711-8 .
• Book: Gunston, Bill . World Encyclopedia of Aero Engines, 5th Edition . 2006 . Sutton Publishing Limited . Phoenix Mill, Gloucestershire, England, UK . 0-7509-4479-X . 9.

External links

• Rolls-Royce.com Spey page
• globalsecurity.org TF41 page

Notes and References

1. Web site: alfa romeo fiat 1975 0025 Flight Archive . www.flightglobal.com . dead . https://web.archive.org/web/20121026134021/http://www.flightglobal.com/pdfarchive/view/1975/1975%20-%200025.html . 2012-10-26.
2. http://www.flightglobal.com/pdfarchive/view/1968/1968%20-%200018.html TURBOFANS: A Survey of Current Airline Powerplants
3. Gunston, p. 9