15 Airworthiness Directives: 12 airplane, 3 rotorcraft.
AD 83-04-05 · published Mar 1, 1983, effective Mar 1, 1983
Viking Air Limited Airplanes
AD 83-04-02 · published Mar 7, 1983, effective Mar 7, 1983
Fokker Services Airplanes
AD 83-04-06 · published Mar 7, 1983, effective Mar 7, 1983
DeHavilland Support Limited Airplanes
AD 83-05-02 · published Mar 7, 1983, effective Mar 7, 1983
B-N Group Ltd. Airplanes
AD 77-03-02 R2 · published Mar 9, 1983, effective Mar 9, 1983
The Boeing Company Airplanes
AD 83-05-07 · published Mar 17, 1983, effective Mar 17, 1983
Vulcanair S.p.A. Airplanes
AD 83-03-52 · published Mar 22, 1983, effective Mar 22, 1983
The Boeing Company Airplanes
AD 83-07-19 · published 1983
Polskie Zaklady Lotnieze Spolka zo.o Airplanes
AD 82-23-01 R1 · published Mar 31, 1983, effective Apr 7, 1983
Piper Aircraft Inc. Airplanes
AD 83-02-09 · published Mar 31, 1983, effective Mar 31, 1983
The Boeing Company Airplanes
AD 83-02-10 · published Mar 31, 1983, effective Mar 31, 1983
The Boeing Company Airplanes
AD 82-13-05 R1 · published Mar 1, 1983, effective Mar 1, 1983
Eurocopter France Helicopters
AD 83-04-04 · published Mar 1, 1983, effective Mar 1, 1983
Enstrom Helicopter Corporation, The Helicopters
AD 83-03-03 · published Mar 14, 1983, effective Mar 14, 1983
California Department of Forestry, Richards Heavylift Helo, Inc., Rotorcraft Development Corporation, San Joaquin Helicopters, Tamarack Helicopters, Inc. Helicopters
