18 Airworthiness Directives: 10 airplane, 3 rotorcraft, 3 engine, 2 appliance.
AD 74-18-11 · published Sep 3, 1974, effective Sep 3, 1974
Lockheed Martin Corporation Airplanes
AD 74-19-01 · published Sep 6, 1974, effective Sep 7, 1974
Piper Aircraft Inc. Airplanes
AD 74-16-07 · published Sep 11, 1974, effective Sep 11, 1974
Lockheed Martin Corporation Airplanes
AD 72-15-03 · published Sep 19, 1974, effective Sep 19, 1974
Learjet Inc. Airplanes
AD 73-13-01 · published Sep 19, 1974, effective Sep 30, 1974
Piper Aircraft Inc. Airplanes
AD 74-19-07 · published Sep 20, 1974, effective Sep 20, 1974
The Boeing Company Airplanes
AD 74-20-01 · published Sep 25, 1974, effective Sep 25, 1974
Cessna Aircraft Company Airplanes
AD 73-14-07 · published Sep 30, 1974, effective Sep 30, 1974
Gulfstream Aerospace Corporation Airplanes
AD 74-12-01 · published Sep 4, 1974, effective Sep 4, 1974
Enstrom Helicopter Corporation, The Helicopters
AD 74-19-04 · published Sep 10, 1974, effective Sep 10, 1974
Orlando Helicopter Airways, Inc. Helicopters
AD 74-20-04 · published Sep 25, 1974, effective Sep 25, 1974
MD Helicopters, Inc. Helicopters
AD 74-18-12 · published Sep 3, 1974, effective Sep 3, 1974
Honeywell International Inc. Engines
AD 74-18-16 · published Sep 6, 1974, effective Sep 6, 1974
Honeywell International Inc. Engines
AD 74-11-06 · published Sep 23, 1974, effective Sep 23, 1974
Honeywell International Inc. Engines
AD 74-19-02 · published Sep 13, 1974, effective Sep 13, 1974
Pathfinder Corporation Appliances
AD 74-17-01 · published Sep 16, 1974, effective Sep 16, 1974
The Boeing Company, Lockheed Martin Corporation, Sargent Industries, Pico Division Appliances
