AD 2001-23-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Honeywell | International Inc | Airworthiness Directives; Honeywell International Inc. TFE731-2, -3, and -4 Series Turbofan Engines |
| engine | Garrett | Turbine | Airworthiness Directives; Honeywell International Inc. TFE731-2, -3, and -4 Series Turbofan Engines |
Unsafe Condition
Failure of the fan rotor disc due to fatigue cracking in the dovetail slots, which could result in in-flight engine shutdown, 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 fan rotor discs with part numbers 3072162-All, 3072816-All, 3073436-All, 3073539-All, and 3074529-All, and replace with serviceable fan rotor discs at the next access to the fan rotor disc, the next scheduled fan rotor disc inspection, or prior to December 31, 2002, whichever occurs earliest.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Prior to December 31, 2002, or at the next access to the fan rotor disc, whichever occurs earlier.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Honeywell International Inc. (formerly AlliedSignal Inc. and Garrett Turbine Engine Co.) TFE731-2, -3, and -4 series turbofan engines with fan rotor discs part numbers 3072162-All, 3072816-All, 3073436-All, 3073539-All, and 3074529-All, installed on various aircraft models including Avions Marcel Dassault Falcon 10, 50, and 100 series; Learjet 31, 35, 36, and 55 series; Lockheed-Georgia 1329-23 and -25 series; Israel Aircraft Industries 1124 series and 1125 Westwind series; Cessna Model 650, Citations III, VI, and VII; Raytheon British Aerospace HS-125 series; and Sabreliner NA-265-65 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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