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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.

Source: Federal Register — All DocumentsOpen original release →