18 Airworthiness Directives: 10 airplane, 3 rotorcraft, 3 engine, 1 glider, 1 balloon.
AD 91-02-02 · published Feb 4, 1991, effective Feb 4, 1991
The Boeing Company Airplanes
AD 91-03-04 · published Feb 4, 1991, effective Feb 4, 1991
The Boeing Company Airplanes
AD 91-02-08 · published Feb 7, 1991, effective Feb 7, 1991
Nomad TC Pty Ltd Airplanes
AD 90-14-01 · published Feb 11, 1991, effective Feb 11, 1991
M7 Aerospace LLC Airplanes
AD 91-03-06 · published Feb 11, 1991, effective Feb 11, 1991
Textron Aviation Inc. Airplanes
AD 91-03-08 · published Feb 12, 1991, effective Feb 12, 1991
Learjet Inc. Airplanes
AD 90-26-51 · published Feb 19, 1991, effective Feb 19, 1991
The Boeing Company Airplanes
AD 91-03-15 · published Feb 19, 1991, effective Feb 19, 1991
Mooney Aviation Company Inc Airplanes
AD 91-03-02 · published Feb 25, 1991, effective Feb 25, 1991
BAE Systems (Operations) Limited Airplanes
AD 91-03-01 · published Feb 14, 1991, effective Feb 14, 1991
Columbia Helicopters, Inc. Helicopters
AD 89-20-03 R1 · published Feb 22, 1991, effective Feb 22, 1991
Schweizer Aircraft Corporation Helicopters
AD 91-03-12 · published Feb 28, 1991, effective Feb 28, 1991
Bell Helicopter Textron Canada Limited Helicopters
AD 91-02-10 · published Feb 11, 1991, effective Feb 11, 1991
CFM International, S.A. Engines
AD 91-04-02 · published 1991
Honeywell International Inc. Engines
AD 91-03-03 · published Feb 22, 1991, effective Feb 22, 1991
Pratt & Whitney Division Engines
AD 91-02-04 · published Feb 8, 1991, effective Feb 8, 1991
Burkhart Grob Luft-Und Gliders
AD 91-03-05 · published Feb 28, 1991, effective Feb 28, 1991
Skyship Services Balloons
