AD 2007-24-03

final rule
Data completeness: 70%

Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135ER, -135KE, -135KL, and -135LR Airplanes and Model EMB-145, -145ER, -145MR, -145LR, -145XR, -145MP, and -145EP Airplanes

AD Number
2007-24-03
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2007-28987
FR Citation
72 FR 67247

Applicability

TypeManufacturerModelDetails
aircraft Embraer Various Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135ER, -135KE, -135KL, and -135LR Airplanes and Model EMB-145, -145ER, -145MR, -145LR, -145XR, -145MP, and -145EP Airplanes
aircraft Aviat Various Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model EMB-135ER, -135KE, -135KL, and -135LR Airplanes and Model EMB-145, -145ER, -145MR, -145LR, -145XR, -145MP, and -145EP Airplanes

Unsafe Condition

Development of cracks in the forward fuselage right-hand (RH) side skin during full-scale fatigue tests. These cracks may quickly reach their critical length, reducing aircraft structural integrity, with possible rapid decompression of the aircraft.

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

Required Actions

Add two reinforcements to the forward fuselage skin on the LH and RH sides between frames 9 to 10 and 10 to 11, and stringers 12 to 15. Install supports to the reinforcements and stringers, and new fasteners to the reinforcements and supports. Reroute the electrical wiring on the affected area. All actions must be done in accordance with EMBRAER Service Bulletin 145-53-0067, Revision 01 or 02.

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

Compliance Time

Prior to the accumulation of 22,000 total flight cycles, or within 6 months after the effective date of this AD, whichever is later.

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

Affected Aircraft

EMBRAER Model EMB-135ER, -135KE, -135KL, and -135LR airplanes; and Model EMB-145, -145ER, -145MR, -145LR, -145XR, -145MP, and -145EP airplanes, certificated in any category.

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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