AD 2003-12-11

final rule
Data completeness: 70%

Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-145 Series Airplanes

AD Number
2003-12-11
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 99-NM-98-AD
FR Citation
68 FR 36454

Applicability

TypeManufacturerModelDetails
aircraft Embraer EMB-145 Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-145 Series Airplanes

Unsafe Condition

Failure of the maneuvering actuator piston rod of the main landing gear (MLG), which would impede retraction of the MLG and consequent reduced controllability of the airplane.

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

Required Actions

Perform an ultrasonic inspection of the maneuvering actuator piston rods of the MLG to ensure adequate wall thickness. Replace any piston rod with a new one if the thickness is less than 1.5 mm (.059 inch) within 50 landings, or if between 1.5 mm and 2.0 mm (.059 inch to .079 inch) within 500 landings.

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

Compliance Time

Within 100 landings after the effective date of this AD.

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

Affected Aircraft

EMBRAER Model EMB-145 series airplanes equipped with main landing gear maneuvering actuators, part and serial numbers as listed in EMBRAER Service Bulletin 145-32-0031, Change No. 02, dated February 12, 1999.

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

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.