Airworthiness Directives; Pratt & Whitney Division Engines
Transportation Department; Federal Aviation Administration: final rule. Dated 63 days ago, it serves as a historical benchmark. Score 30/100. As of 2026-11-04, from Federal Register API (Office of the Federal Register).
Data as of · Compiled by Zalwin from Federal Register API (Office of the Federal Register)
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| Field | Value |
|---|---|
| Agency | Transportation Department; Federal Aviation Administration |
| Type | Final rule |
| Action | Final rule. |
| Published | 2026-09-03 |
| Effective | 2026-10-08 |
| Significant | No |
| CFR parts | 14 CFR 39 |
| Summary | The FAA is adopting a new airworthiness directive (AD) for certain Pratt & Whitney Division (PW) Model PW4074D, PW4077D, PW4084D, PW4090, and PW4090-3 engines. This AD was prompted by the discovery of a quality escape involving incorrect shot peening on certain high- pressure compressor (HPC) drum rotor disk assemblies. This AD requires visually inspecting the HPC drum rotor disk assembly for incorrect shot peen coverage and, depending on the results of the inspection, replacing the HPC drum rotor disk assembly with a part eligible for installation. This AD also requires removing and replacing |
| Document number | 2026-18019 |
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- Source agency: Federal Register API (Office of the Federal Register)
- Record date: 2026-09-03
- Data refreshed: 2026-11-04
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LIVE PUBLIC DATA Source: Federal Register API (Office of the Federal Register) · Last refreshed: Wed, 04 Nov 2026 09:17:43 GMT
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Peer benchmark and outreach value: Transportation Department; Federal Aviation Administration and 366 federal-aviation-administration peers
- federal-aviation-administration FederalRegisterCompliancePulse records like this one: 366
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30 / 100 Action Urgency Score
- Final rule.
What is the FederalRegisterCompliancePulse record for Transportation Department; Federal Aviation Administration?
Transportation Department; Federal Aviation Administration published a final rule on 2026-09-03, effective 2026-10-08: Airworthiness Directives; Pratt & Whitney Division Engines.
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It is 63 days old; check the official source for later updates before acting. Its Action Urgency Score of 30/100 is modest; treat it as background rather than a priority.
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