AD 2002-01-23

Recurring final rule
Data completeness: 70%

Airworthiness Directives; Raytheon Model Beech 400, 400A, and 400T Series Airplanes; Model Beech MU-300-10 Airplanes; and Model Mitsubishi MU-300 Airplanes

AD Number
2002-01-23
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 2001-NM-382-AD
FR Citation
67 FR 4346

Applicability

TypeManufacturerModelDetails
aircraft Raytheon Beech 400 Airworthiness Directives; Raytheon Model Beech 400, 400A, and 400T Series Airplanes; Model Beech MU-300-10 Airplanes; and Model Mitsubishi MU-300 Airplanes
aircraft Mitsubishi MU-300 Airworthiness Directives; Raytheon Model Beech 400, 400A, and 400T Series Airplanes; Model Beech MU-300-10 Airplanes; and Model Mitsubishi MU-300 Airplanes

Unsafe Condition

Cracking in the radius of the cutout of the aft flange of the left engine forward carry-through mount bracket, which could lead to failure of the engine mount and possible loss of the engine, and consequent loss of control of the airplane.

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

Required Actions

Inspect the radius of the cutout of the aft flange of the left engine forward carry-through mount bracket for cracking. Replace the bracket and fitting with a new one if cracking is detected.

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

Compliance Time

Before further flight

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

Affected Aircraft

Raytheon Model Beech 400, 400A, and 400T series airplanes; Model Beech MU-300-10 airplanes; and Model Mitsubishi MU-300 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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