Transportation Department Docket FAA-2024-0461 Proposed Rule

2024-04870: Airworthiness Directives; CFE Company Engines

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Summary

The FAA proposes to adopt a new airworthiness directive (AD) for certain CFE Company (CFE) Model CFE738-1-1B engines. This proposed AD was prompted by a manufacturer investigation that revealed certain high-pressure turbine (HPT) stage 1 and stage 2 disks were manufactured from powder metal material suspected to contain iron inclusion. This proposed AD would require replacement of affected HPT stage 1 and stage 2 disks with parts eligible for installation. The FAA is proposing this AD to address the unsafe condition on these products.

The agency’s own summary, as published.

What this changes

Amends 1 part of the Code of Federal Regulations — the standing rules this notice rewrites.

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