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Evaluated 38 candidate ADs: 38 confirmed, 0 possible, 0 excluded.
Airworthiness Directives; Siam Hiller Holdings, Inc. Model UH-12, UH-12A, UH-12B, UH-12C, UH-12D, UH-12E, UH-12E-L, UH-12L, and UH-12L4 Helicopters
Effective: Jan 10, 2001
Airworthiness Directives; Hiller Aircraft Corporation Model UH-12A, UH-12B, UH-12C, UH-12D, and UH-12E Helicopters
Effective: Nov 12, 1997
Airworthiness Directives; Hiller Aircraft Corporation Model UH-12, UH-12A, UH-12B, UH-12C, UH-12D, UH-12E, CH-112, H-23A, H-23B, H-23C, H-23D, H-23F, HTE-1, HTE-2, and OH-23G Helicopters
Effective: Jun 27, 1997
Airworthiness Directives; ROGERSON HILLER CORPORATION (HILLER, FAIRCHILD HILLER) Model UH-12E, UH-12E-L, UH-12L, and UH-12L4 Series Helicopters
Effective: Mar 7, 1991
Airworthiness Directives; ROGERSON HILLER CORP. Model UH-12D, UH-12E, and UH-12E4 Series Helicopters
Effective: Nov 3, 1986
Airworthiness Directives; ROGERSON HILLER CORP Model UH-12D, UH-12E, UH-12E4 Series and Military OH-23F and OH-23G Helicopters
Effective: Aug 22, 1986
Airworthiness Directives; HILLER HELICOPTERS Model UH-12D and UH-12E Series Helicopters
Effective: Sep 20, 1984
Airworthiness Directives; HILLER AVIATION Models UH-12D, UH-12E, UH12E 4 Place, OH-23G and H-23F, Series Helicopters
Effective: Dec 29, 1983
Airworthiness Directives; HILLER AVIATION Model UH-12E, UH-12L, OH-23F and G Series Helicopters
Effective: Oct 15, 1982
Airworthiness Directives; HILLER AVIATION Model UH-12E and UH-12L Series Helicopters
Effective: Sep 13, 1982
Airworthiness Directives; HILLER AVIATION Model UH-12D, UH- 12E, UH-12E4, UH-12E-L, UH-12L and UH-12L4 Series Helicopters
Effective: Jul 16, 1982
Airworthiness Directives; HILLER AVIATION Model UH-12 Series Helicopters
Effective: Sep 10, 1981
Airworthiness Directives; HILLER AIRCRAFT Model UH-12 Series Helicopters
Effective: Aug 24, 1981
Airworthiness Directives; HILLER AVIATION Models UH-12D, UH-12E and UH-12E4 Series Helicopters
Effective: Jun 25, 1981
Airworthiness Directives; HILLER AIRCRAFT Models UH-12D, UH-12E, OH-23G, UH-12L Helicopters
Effective: Feb 9, 1981
Airworthiness Directives; HILLER AVIATION Models UH-12D and UH-12E (including 4-place) Helicopters
Effective: Oct 11, 1980
Airworthiness Directives; HILLER HELICOPTERS Model UH-12D, UH-12E and UH-12 Helicopters
Effective: Mar 31, 1980
Airworthiness Directives; Hiller Models UH-12D and UH-12E Helicopters
Effective: Feb 21, 1979
Airworthiness Directives; Hiller Models UH-12D, UH-12E, and UH-12E (4 Place) Helicopters
Effective: Dec 14, 1978
Airworthiness Directives; Hiller Models UH-12D, UH-12E, and UH-12E 4-Place Helicopters
Effective: Nov 30, 1978
Airworthiness Directives; Hiller Model UH-12D, UH-12E, UH-23D, UH-23G, and H-23F Helicopters
Effective: Oct 27, 1978
Airworthiness Directives; Hiller Models UH-12D and UH-12E Helicopters
Effective: Oct 6, 1978
Airworthiness Directives; Hiller Models UH-12C, UH-12D, UH-12E, UH-12L, UH-12E-L, and UH-12L4 Helicopters
Effective: Jan 6, 1978
Airworthiness Directives; Hiller Models UH-12D, UH-12E, UH-12E-L, UH-12L, and UH-12L4 Helicopters
Effective: May 8, 1975
Airworthiness Directives; Hiller Models UH-12D and UH-12E Helicopters
Effective: Jun 4, 1974
Airworthiness Directives; Hiller Models UH-12D and UH-12E Helicopters
Effective: Feb 18, 1974
Airworthiness Directives; Hiller Models UH-12, UH-12A, UH-12B, UH-12C, UH-12D, and UH-12E Helicopters
Effective: Oct 30, 1973
Airworthiness Directives: Fairchild Hiller Models UH-12L, UH-12L4 and UH-12E-L Helicopters
Effective: Oct 19, 1972
Airworthiness Directives; Fairchild Hiller Model UH-12 Helicopters
Effective: Dec 14, 1971
Airworthiness Directives; Fairchild Hiller Models UH-12D, UH-12E, UH-12E-L, UH-12L and UH-12L4 Helicopters
Effective: Apr 30, 1970
Airworthiness Directives; Fairchild-Hiller Models UH-12D, UH-12E, UH-12E-L, UH-12L and UH-12L4 Helicopters
Effective: Apr 23, 1969
Airworthiness Directives; Fairchild-Hiller Models UH-12D and UH-12E Helicopters
Effective: Mar 9, 1967
Airworthiness Directives; Hiller Models UH-12D, UH-12E, UH-12E-L, UH-12L, and UH-12L4 Helicopters
Effective: Sep 2, 1966
Airworthiness Directives; Hiller Models UH-12D and UH-12E Helicopters
Airworthiness Directives; Hiller Models UH-12D and UH-12E Helicopters
Airworthiness Directives; Hiller Models UH-12D and UH-12E Helicopters
Airworthiness Directives; Hiller Model UH-12, -12A, -12B, -12C, -12D, -12E Series Helicopters
Airworthiness Directives; Hiller Models UH-12, UH-12A, UH-12B, UH-12C, and UH-12D Series Helicopters
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