F-22 Raptor Chronology - 1991
February 24, 1995
The formal portion of the F-22 air vehicle Critical
Design Review (CDR) is completed. A very small number of items remain open after
this review, and these items are closed as scheduled by June. This thorough review
of the F-22 air vehicle marks completion of the detailed design phase of the program
and insures that the F-22 is ready to proceed into fabrication and assembly.
March 15, 1995
Lockheed Corporation and Martin Marietta complete a
"merger of equals". New entity is named Lockheed Martin Corporation.
April 20, 1995
Air Force awards the Lockheed-Boeing team a $9.5 million,
24-month study contract to explore derivatives of the F-22 aircraft. P&W is awarded
a separate $500,000 contract to explore improved F119 performance. The Air Force
later curtails this study.
June 27, 1995
Assembly of the first flyable F-22 begins in Fort Worth.
Summer
Wind tunnel testing of the F-22's configuration is
completed. Twenty-three models were tested in 14 facilities in the U.S. and one in
Germany during the 16,930 hour wind tunnel program that began in 1991.
July 1995
Pratt & Whitney's redesigned F119 turbine demonstrates
improved fuel efficiency and elimination of turbine blade vibratory stress.
October 4, 1995
Assembly of the first flyable F-22 begins at Boeing
as workers load parts for the aft fuselage into an assembly fixture.
November 2, 1995
Assembly of the first flyable F-22 begins in Marietta
as workers load parts for the nose landing ear wheel well into an assembly fixture.
|
NEWSLETTER
|
| Join the GlobalSecurity.org mailing list |
|
|
|
