AD 79-16-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Short Brothers PLC | SD3-30 | Airworthiness Directives; SHORT BROTHERS LIMITED Model SD3-30 Airplanes |
Unsafe Condition
Fatigue of the affected components and possible structural failure of the wing due to inadequate packing and shimming material between wing drag link attachment longerons and spar frames, and deformation of Cleats SD3 11-0479/A, SD3 11-0480/A, and Brackets SD3 11-1119, SD3 11-1121, SD3 11-1123 flanges caused by bolt tightening with insufficient packing or shimming.
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Required Actions
Inspect packing/shimming material and flanges for deformation per Service Bulletin SD3-53-29. Repack and reshim if inadequate. Replace deformed parts with new ones per the same Service Bulletin. Use FAA-approved equivalents where applicable.
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Compliance Time
Prior to the accumulation of 10,000 flights, or within the next 100 flights after the effective date of this AD, whichever occurs later.
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Affected Aircraft
SHORT BROTHERS LIMITED Model SD3-30 airplanes, Serial Numbers SH.3001 through SH.3013.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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