The Air Force says it may retire a total of 272 aircraft in Fiscal 2008. This includes both fixed-wing airplanes and helicopters. Scheduled to go are: 17 B-52s, 24 C-130Es, 32 F-15s, 35 F-16s, 42 F-117s (completing the retirement of the Nighthawk fleet), 48 KC-135Es, 10 MH-53J/M helicopters, 63 T-37Bs, and one U-2. Originally, the service requested permission to phase out more than 300 aircraft in 2008. In Fiscal 2009, USAF has asked Congress for permission to phase out 182 aircraft.