AD 2017-21-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer | S | Airworthiness Directives; Embraer S.A. Airplanes |
Unsafe Condition
The forward pressure bulkhead is subject to widespread fatigue damage, which could result in reduced structural integrity of the airplane.
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Required Actions
Conduct repetitive detailed inspections of the web aft face of the forward pressure bulkhead for any cracking and discrepancies, repair if necessary, and modify the forward pressure bulkhead to terminate the inspections.
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Compliance Time
Before further flight
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Affected Aircraft
Embraer S.A. Model ERJ 170 airplanes and Model ERJ 190-100 STD, -100 LR, -100 IGW, -200 STD, -200 LR, and -200 IGW airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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