AD 93-16-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Short Brothers PLC | SD3-60 | Airworthiness Directives; SHORT BROTHERS, PLC Model SD3-60 Series Airplanes |
Unsafe Condition
Reduced structural integrity of the attachment of the horizontal stabilizer to the airplane due to cracking in the attachment lugs.
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Required Actions
Perform an ultrasonic inspection to detect cracking in the horizontal stabilizer attachment lugs in accordance with Shorts Service Bulletin SD360-55-19. If any cracked lug is found, replace it with a serviceable part prior to further flight and continue inspections at intervals not to exceed 4,000 landings. Alternative methods of compliance may be approved by the FAA.
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Compliance Time
Prior to the accumulation of 20,000 total landings on the horizontal stabilizer or within 3 months after the effective date of this AD, whichever occurs later, and thereafter at intervals not to exceed 4,000 landings.
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Affected Aircraft
All Model SD3-60 series airplanes, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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