AD 2004-20-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer | EMB-135 and EMB-145 | Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135 and EMB-145 Series Airplanes |
Unsafe Condition
Corrosion of the housings of the main landing gear (MLG) leg strut bushings and consequent failure of the MLG.
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Required Actions
Perform a detailed inspection of the housings of the MLG leg strut bushings for corrosion. If no corrosion is found, do all applicable actions per the Accomplishment Instructions of the service bulletin. If corrosion is found, perform all applicable investigative and corrective actions per the Accomplishment Instructions of the service bulletin.
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Compliance Time
Within 5,500 flight hours after the effective date of this AD.
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Affected Aircraft
EMBRAER Model EMB-135 and EMB-145 series airplanes, certificated in any category, equipped with a main landing gear (MLG) leg strut having a part number (P/N) and serial number (S/N) listed in the table under the heading 'Affected component' in paragraph 1.B., 'Effectivity,' of EMBRAER Service Bulletin 145-32-0066, Change 03, dated April 19, 2004.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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