AD 2011-18-14
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Embraer | Various | Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 190 Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 190 Airplanes |
Unsafe Condition
The pylon internal shear pin was found cracked due to hydrogen embrittlement, which could lead to insufficient strength of the pylon to wing attachment. This, in combination with an engine imbalance caused by a fan blade out, could cause pylon to wing attachment failure and consequent engine separation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the shear pins having part numbers 190-15178-003 and 190-15181-003 in the rear outboard and inboard shear pin assembly in the right- and left-hand pylons with new shear pins having part numbers 190-15178-005 and 190-15181-005, respectively, in accordance with EMBRAER Service Bulletin 190-54-0010.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 3,000 flight hours after the effective date of this AD, or within 12 months after the effective date for Model ERJ 190-100 ECJ airplanes, whichever occurs first.
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Affected Aircraft
Empresa Brasileira de Aeronautica S.A. (EMBRAER) Model ERJ 190-100 STD, -100 LR, -100 ECJ, and -100 IGW airplanes; and Model ERJ 190-200 STD, -200 LR, and -200 IGW 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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