AD 2001-26-06

final rule
Data completeness: 70%

Airworthiness Directives; CFE Company Model CFE738-1-1B Turbofan Engines

AD Number
2001-26-06
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 2001-NE-28-AD
FR Citation
66 FR 65832

Applicability

TypeManufacturerModelDetails
aircraft CFE Company Model CFE738-1-1B Turbofan Airworthiness Directives; CFE Company Model CFE738-1-1B Turbofan Engines

Unsafe Condition

Metallurgical inclusions (contaminants) in fan rotor disks part number 3050745-2, serial numbers 000322903511 through 000322903541, could lead to crack initiation and uncontained disk failure, resulting in 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

Remove from service the specified fan rotor disks before further flight or within the specified engine cycle schedules based on their serial numbers.

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

Compliance Time

Before further flight or within specified engine cycle schedules (10, 70, or 140 cycles) after the effective date.

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

Affected Aircraft

CFE Company Model CFE738-1-1B turbofan engines containing fan rotor disks part number 3050745-2, serial numbers 000322903511 through 000322903541, installed on Dassault Aviation Falcon 2000 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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