AD Amdt-39-10031
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Jetstream | Model 4101 | Airworthiness Directives; Jetstream Model 4101 Airplanes |
Unsafe Condition
Intercostals installed are not of sufficient thickness (and consequent strength) to support the third crew member seat during emergency landing dynamic conditions.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the thickness of the intercostal attaching the third crew member seat to the floor structure. Replace the intercostal if it does not meet the required thickness.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
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Affected Aircraft
Jetstream Model 4101 airplanes with the third crew member seat installed
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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