AD 2018-07-05

final rule
Data completeness: 70%

Airworthiness Directives; General Electric Company Turbofan Engines

AD Number
2018-07-05
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2017-0668
FR Citation
83 FR 14741

Applicability

TypeManufacturerModelDetails
engine General Electric Company Airworthiness Directives; General Electric Company Turbofan Engines

Unsafe Condition

high cycle fatigue (HCF) cracking of the low-pressure turbine (LPT) stage 3 nozzles resulting in LPT uncontainment

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

replace LPT stage 3 nozzles, part numbers (P/Ns) 9290M52P05 and 9290M52P06, with a part eligible for installation

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

within 36 months or during the next engine shop visit after the effective date of this AD, whichever occurs later

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

General Electric (GE) CF6-80A, -80A1, -80A2, and -80A3 turbofan engines with low-pressure turbine (LPT) stage 3 nozzles, part numbers (P/Ns) 9290M52P05 and 9290M52P06, installed

AI-generated summary from the source AD text. Verify against the official source before acting.

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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