16 Airworthiness Directives: 10 airplane, 3 rotorcraft, 2 engine, 1 balloon.
AD 75-07-09 · published May 1, 1975, effective May 1, 1975
The Boeing Company Airplanes
AD 75-09-16 · published May 2, 1975, effective May 2, 1975
Lockheed Martin Corporation Airplanes
AD 72-23-01 · published May 5, 1975, effective May 5, 1975
British Aerospace Regional Aircraft Airplanes
AD 75-09-06 · published May 5, 1975, effective May 5, 1975
Cessna Aircraft Company Airplanes
AD 75-10-03 · published May 8, 1975, effective May 12, 1975
Piper Aircraft Inc. Airplanes
AD 75-11-05 · published May 13, 1975, effective May 20, 1975
Piper Aircraft Inc. Airplanes
AD 75-08-13 · published May 16, 1975, effective May 16, 1975
The Boeing Company Airplanes
AD 75-11-02 · published May 19, 1975, effective May 19, 1975
Maule Aerospace Technology, Inc. Airplanes
AD 75-11-09 · published May 30, 1975, effective May 30, 1975
Lockheed Martin Corporation Airplanes
AD 75-12-02 · published May 30, 1975, effective May 30, 1975
Bombardier Inc. Airplanes
AD 75-09-17 · published May 2, 1975, effective May 2, 1975
MD Helicopters, Inc. Helicopters
AD 75-10-01 · published May 8, 1975, effective May 8, 1975
Hiller Aviation, Siam Hiller Holdings, Inc. Helicopters
AD 71-22-03 · published May 20, 1975, effective May 20, 1975
FH1100 Manufacturing Corporation Helicopters
AD 75-07-10 · published May 1, 1975, effective May 1, 1975
Honeywell International Inc. Engines
AD 75-11-04 · published May 20, 1975, effective May 20, 1975
Pratt & Whitney Canada Corp. Engines
AD 75-11-03 · published May 19, 1975, effective May 19, 1975
Eagle Balloons Corp. Balloons
