Aging Aircraft

The Air Force has about 6,100 planes, but almost a third are grounded or operate under flight restrictions. Today's fleet is the oldest in Air Force history.

MAJOR AIRCRAFT - AVERAGE AGE in 2004
(Date Introduced)
NUMBER
IN SERVICE

Tankers - 40 years:

KC-10 Extender (1981) 59
KC-135 Stratotanker (1956) 530

Bombers - 29 years:

B-52 Stratofortress (1955) 91
B-1B Lancer (1985) 65
B-2 Spirit (1993) 21

Airlift Aircraft - 23 years:

C-17 Globemaster III (1993) 135
C-130 Hercules (1956) 441
C-141 Starlifter (1964) 11
C-5 Galaxy (1969) 113

Fighter/Attack Aircraft - 17 years:

A/OA-10 Thunderbolt II (1976) 245
F-15 Eagle (1972) 522
F-15 Strike Eagle (1988) 217
F-16 Fighting Falcon (1979) 1,280
F-117 Nighthawk (1982) 55
F/A-22 Raptor (2005) 38

Sources: Air Force; Center for Strategic and Budgetary Assessments

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