16 Airworthiness Directives: 10 airplane, 2 rotorcraft, 2 appliance, 2 glider.
AD 80-19-15 · published Aug 10, 1981, effective Aug 10, 1981
Israel Aircraft Industries, Ltd. Airplanes
AD 81-11-06 R1 · published Aug 10, 1981, effective Aug 10, 1981
The Boeing Company Airplanes
AD 81-14-08 · published Aug 10, 1981, effective Aug 10, 1981
Fokker Services Airplanes
AD 81-16-09 · published Aug 13, 1981, effective Aug 13, 1981
Cessna Aircraft Company Airplanes
AD 81-15-01 · published Aug 15, 1981, effective Aug 15, 1981
M7 Aerospace LLC Airplanes
AD 79-24-01 R3 · published Aug 27, 1981, effective Aug 27, 1981
The Boeing Company Airplanes
AD 80-21-51 · published Aug 27, 1981, effective Aug 27, 1981
Vickers-Armstrongs (Aircraft Limited) Airplanes
AD 80-26-04 R1 · published Aug 27, 1981, effective Aug 28, 1981
Piper Aircraft Inc. Airplanes
AD 81-17-06 · published Aug 31, 1981, effective Aug 31, 1981
Airbus SAS Airplanes
AD 81-18-06 · published Aug 31, 1981, effective Sep 10, 1981
Aero Union Corporation, Hawkins & Powers Aviation Inc., Starbird Inc., Waara William, Pacific International Foods Inc. Airplanes
AD 81-17-03 · published Aug 24, 1981, effective Aug 24, 1981
Hiller Aviation, Siam Hiller Holdings, Inc. Helicopters
AD 81-15-07 · published Aug 25, 1981, effective Aug 25, 1981
Kawasaki Heavy Industries, Limited Helicopters
AD 81-16-05 · published Aug 6, 1981, effective Aug 6, 1981
Lycoming Engines, Slick Electro, Inc., Continental Motors Appliances
AD 81-17-01 · published Aug 13, 1981, effective Aug 13, 1981
Bendix, Brantly International, Inc., Enstrom Helicopter Corporation, The, Hiller Aviation, Robinson Helicopter Company, Schweizer Aircraft Corporation, Scotts-Bell 47 Inc Appliances
AD 81-16-01 · published Aug 6, 1981, effective Aug 6, 1981
Flug- und Fahrzeugwerke Ag Gliders
AD 81-17-04 · published Aug 24, 1981, effective Aug 24, 1981
Schweizer Aircraft Corporation Gliders
