AD 2004-11-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Saab | SAAB SF340A and SAAB 340B | Airworthiness Directives; Saab Model SAAB SF340A and SAAB 340B Series Airplanes |
Unsafe Condition
Fatigue cracks in the outer flange of the nacelle frame, which could result in reduced structural integrity of the nacelle supporting structure.
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Required Actions
Perform detailed, ultrasonic, eddy current, and dye penetrant inspections of the internal and external structure of the nacelles for cracks, deformations, or other damage, in accordance with Saab Service Bulletin 340-54-043.
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Compliance Time
Required as indicated, unless accomplished previously.
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Affected Aircraft
Saab Model SAAB SF340A series airplanes with serial numbers 004 through 159 inclusive, and Model SAAB 340B series airplanes with serial numbers 160 through 459 inclusive, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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