AD 2007-05-17

final rule
Data completeness: 80%

Airworthiness Directives; Pratt & Whitney JT9D Series Turbofan Engines

AD Number
2007-05-17
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2007-27023
FR Citation
72 FR 10350

Applicability

TypeManufacturerModelDetails
engine Pratt & Whitney JT9D Series Airworthiness Directives; Pratt & Whitney JT9D Series Turbofan Engines

Unsafe Condition

Critical life-limited rotating engine part failure, which could result in an uncontained engine failure and damage to the airplane.

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

Required Actions

Revise the Airworthiness Limitations Section (ALS) of the manufacturer's Instructions for Continued Airworthiness (ICA) to include enhanced inspection of selected critical life-limited parts at each piece-part opportunity. Modify the JT9D series engines ALS sections of the manufacturer's manuals and an air carrier's approved continuous airworthiness maintenance program to incorporate additional inspection requirements.

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

Compliance Time

Within 12 months of the effective date of this AD.

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

Affected Aircraft

Pratt & Whitney JT9D series turbofan engines.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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