AD 2005-23-22
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | British | Aerospace Model HS 748 | Airworthiness Directives; British Aerospace Model HS 748 Airplanes |
Unsafe Condition
Fatigue cracking and corrosion of the rear pressure bulkhead and associated areas, and the fin attachment fittings, particularly the fin link beam, could result in damage to the airplane structure or injury to airplane occupants.
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Required Actions
Repetitive inspections for fatigue cracking, corrosion, and other related discrepancies of the rear pressure bulkhead and associated areas, and the fin attachment fittings, particularly the fin link beam, must be conducted. Inspections include high frequency eddy current (HFEC), rototest eddy current, radiographic, and close visual inspections. Corrective actions, such as reaming rivet holes, installing new bolts, repairing cracks and corrosion, and replacing parts, must be performed as necessary. The fin must be removed for inspection.
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Compliance Time
Within 12 months of effective date
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Affected Aircraft
All British Aerospace Model HS 748 airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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