Regulation & law · 20/08/2025Updated: 10/16/2026 · 1 min read
FAA Adopts New Airworthiness Directive for Siam Hiller Holdings, Inc.'s UH-12E Helicopters
Summary
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.
Original source language: Federal Register — All DocumentsOpen original release →