AD 2007-18-06

final rule
Data completeness: 90%

Airworthiness Directives; Pratt & Whitney JT9D-7R4 Turbofan Engines

AD Number
2007-18-06
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2005-23072
FR Citation
72 FR 50204

Applicability

TypeManufacturerModelDetails
engine Pratt & Whitney JT9D-7R4 Airworthiness Directives; Pratt & Whitney JT9D-7R4 Turbofan Engines

Unsafe Condition

Discovery of inaccurate part quantity, part numbers (P/Ns), and serial numbers (SNs) used in AD 2005-26-09. This AD aims to prevent 1st stage fan blade fracture and uncontained engine failure, resulting in possible damage to the airplane.

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

Required Actions

Inspect the blade root thickness of 1st stage fan blades identified by part number (P/N) and serial number (SN) listed in Table 1 of this AD.

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

Compliance Time

Within the compliance times specified in the AD unless the actions have already been performed.

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

Affected Aircraft

Pratt & Whitney JT9D-7R4 turbofan engines installed on, but not limited to, Airbus A300 and A310, and Boeing 747 and 767 airplanes.

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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