AD 2009-07-10

final rule
Data completeness: 70%

Airworthiness Directives; General Electric Company CF6-80A Series Turbofan Engines

AD Number
2009-07-10
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2008-1206
FR Citation
74 FR 14719

Applicability

TypeManufacturerModelDetails
engine General Electric Company CF6-80A Series Airworthiness Directives; General Electric Company CF6-80A Series Turbofan Engines

Unsafe Condition

An error by GE incorrectly cited a cyclic life of 12,600 CSN for the HPTR stage 1 disk, P/N 9367M45G06, which could cause fatigue cracks to start and grow, potentially leading to a possible uncontained disk failure and damage to the airplane.

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

Required Actions

Remove HPTR stage 1 disks, P/N 9367M45G06, from service before exceeding the new, reduced life limit of 2,075 cycles-since-new.

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

Compliance Time

Before exceeding 2,075 cycles-since-new (CSN).

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

Affected Aircraft

General Electric Co. (GE) CF6-80A, CF6-80A1, CF6-80A2, and CF6-80A3 turbofan engines with a high-pressure turbine rotor (HPTR) stage 1 disk, part number (P/N) 9367M45G06, installed. These engines are installed on, but not limited to, Airbus A310 series and Boeing 767 series airplanes.

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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