Airworthiness Directives; Sikorsky Aircraft Corporation Model S-76A, B, and C Helicopters
Sikorsky Aircraft Corporation Model S-76A, B, and C
important
FAA-2006-24587RuleMay 13, 2010
Airworthiness Directives; Sikorsky Aircraft Corporation Model S-76A, B, and C Helicopters
Sikorsky Aircraft Corporation Model S-76A, B, and C
important
FAA-2007-28241RuleMay 31, 2007