Skip to content

routineRule

AD FAA-2024-2555

Airworthiness Directives; Siam Hiller Holdings, Inc.

Resumen

The FAA is adopting a new airworthiness directive (AD) for certain Siam Hiller Holdings, Inc. (Siam Hiller), Model UH-12E (Army OH-23G and H-23F) and UH-12E-L helicopters. This AD was prompted by reports of cracks found in a main rotor (M/R) transmission drive shaft (drive shaft). This AD requires inspecting certain M/R drive shafts for a crack, prohibits installing certain M/R drive shafts unless the inspection is done, and prohibits using certain paint strippers. The FAA is issuing this AD to address the unsafe condition on these products.

Detalles de la directiva

Número de AD

FAA-2024-2555

Número de documento

2025-15839

Tipo

Rule

Fecha de publicación

August 20, 2025

Fecha de entrada en vigor

September 24, 2025

Fabricante afectado

Siam Hiller Holdings, Inc.

Criticidad

routine

Emergencia

No

Docket ID

Docket No. FAA-2024-2555

Temas

Air transportationAircraftAviation safetyIncorporation by referenceSafety

Documentos oficiales

Ver todas las ADs de Siam Hiller Holdings, Inc. →

Seguimiento automatizado de cumplimiento de ADs

AeroCopilot asocia las ADs a su aeronave y rastrea el estado de cumplimiento. Incluido en cada plan desde $7.99 al mes.

3 sections gated

Unlock AD-to-aircraft matching, compliance tracking, recurrence schedule with a free AeroCopilot account.

Sign up free to unlock AD-to-aircraft matching, compliance tracking, recurrence schedule

Free forever · No credit card · Sourced directly from FAA & NOAA pipelines

AD FAA-2024-2555 — Airworthiness Directives; Siam Hiller Holdings, Inc.