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Data / Federal rules / 2025-06070

Airworthiness Directives; Honda Aircraft Company LLC Airplanes

The Federal Aviation Administration published this proposed rule in the Federal Register on April 11, 2025. Comments closed on May 27, 2025.

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What the agency says

The FAA proposes to supersede Airworthiness Directive (AD) 2021-22-12, which applies to certain Honda Aircraft Company LLC (Honda) Model HA-420 airplanes. AD 2021-22-12 requires removing and cleaning the inner diameter of the flap control pushrods and repetitively applying corrosion inhibiting compound (CIC) to this area. Since the FAA issued AD 2021-22-12, new flap control pushrods have been approved that are more corrosion resistant and do not require repetitive CIC applications. This proposed AD would retain all actions of AD 2021-22- 12 and would require replacing the flap control pushrods with improved design pushrods for all airplanes affected by AD 2021-22-12, as well as for other airplanes not affected by AD 2021-22-12. The FAA is proposing this AD to address the unsafe condition on these products.

Key facts

Document number
2025-06070
Type
Proposed rule
Action
Notice of proposed rulemaking (NPRM)
Agency
Transportation Department; Federal Aviation Administration
Published
April 11, 2025
Comments due
May 27, 2025
Dates
The FAA must receive comments on this proposed AD by May 27, 2025.
Docket
Docket No. FAA-2025-0485; Project Identifier AD-2024-00670-A
Regulation ID (RIN)
2120-AA64
Code of Federal Regulations
14 CFR 39
Topics
Air transportation; Aircraft; Aviation safety; Incorporation by reference; Safety
Pages
3

The document on federalregister.gov PDF

Other documents from the Federal Aviation Administration

Everything from the Federal Aviation Administration · Rules on air transportation · Rules on aircraft · Rules on aviation safety · Published in April 2025

Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.