11 Airworthiness Directives: 7 airplane, 1 rotorcraft, 1 engine, 2 glider.
AD 85-11-04 · published Jul 1, 1985, effective Jul 1, 1985
Textron Aviation Inc. Airplanes
AD 85-12-03 · published Jul 5, 1985, effective Jul 5, 1985
Viking Air Limited Airplanes
AD 85-12-06 · published Jul 15, 1985, effective Jul 15, 1985
Vickers-Armstrongs (Aircraft Limited) Airplanes
AD 85-12-09 · published Jul 22, 1985, effective Jul 22, 1985
British Aerospace (Commercial Aircraft) Ltd Airplanes
AD 84-13-03 R1 · published Jul 26, 1985, effective Jul 26, 1985
Bombardier Inc. Airplanes
AD 85-13-02 · published Jul 28, 1985, effective Jul 28, 1985
The Boeing Company Airplanes
AD 85-11-05 R1 · published Jul 31, 1985, effective Jul 31, 1985
Cessna Aircraft Company Airplanes
AD 85-15-05 · published 1985
Sikorsky Aircraft Corporation Helicopters
AD 85-12-02 · published Jul 17, 1985, effective Jul 17, 1985
Pratt & Whitney Division Engines
AD 85-12-10 · published Jul 22, 1985, effective Jul 22, 1985
Slingsby Aviation Ltd. Gliders
AD 85-06-07 · published Jul 25, 1985, effective Jul 25, 1985
Alexander Schleicher GmbH & Co. Gliders
