AD 98-11-30

final rule
Data completeness: 70%

Airworthiness Directives; EMPRESA BRASILEIRA DE AERONAUTICA S.A. (EMBRAER) Model EMB-145 Series Airplanes

AD Number
98-11-30
Status
final_rule
Effective Date
Product Category
aircraft
Docket
97-NM-279-AD
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Embraer S.A. EMB-145 Airworthiness Directives; EMPRESA BRASILEIRA DE AERONAUTICA S.A. (EMBRAER) Model EMB-145 Series Airplanes
aircraft Embraer S.A. EMB-145ER Airworthiness Directives; EMPRESA BRASILEIRA DE AERONAUTICA S.A. (EMBRAER) Model EMB-145 Series Airplanes

Unsafe Condition

Fatigue cracking of the strut bushing seat of the main landing gear (MLG) could lead to structural failure.

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

Required Actions

Inspect flanged bushing seats for cracks using liquid penetrant inspection per EMBRAER Service Bulletin 145-32-0012. Inspect bushing holes with a bore micrometer and repair if dimensions are outside specified limits. Replace MLG shock absorber plain bearings with new bearings per EMBRAER Service Bulletin 145-32-0009.

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

Compliance Time

Prior to the accumulation of 2,000 total flight cycles, or within 100 flight cycles after the effective date of this AD, whichever occurs later.

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

Affected Aircraft

EMBRAER Model EMB-145 series airplanes, serial numbers 145004 through 145018 inclusive.

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

Source: Official FAA Source ↗

Retrieved: Apr 8, 2026

Rights: U.S. Government Public Domain

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