Regulacje i polityka gospodarcza · 20/08/2025
FAA Adopts New Airworthiness Directive for Siam Hiller Holdings, Inc.'s UH-12E Helicopters
The FAA is adopting a new airworthiness directive for Siam Hiller Holdings, Inc.'s Model UH-12E helicopters due to cracks found in the main rotor transmission drive shafts.