AD 2005-20-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | A330-300 | Airworthiness Directives; Airbus Model A330-300 Series Airplanes |
Unsafe Condition
Fatigue cracking at the circumferential joint of frame (FR) 53.3 on the fuselage skin between left-hand and right-hand stringer 13, which could result in reduced structural integrity of the fuselage.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install external stiffeners (butt straps) at frame (FR) 53.3 on the fuselage skin between left-hand and right-hand stringer 13. Remove fasteners and rototest the holes where the fasteners were removed. If no crack is found, counter-drill the fastener holes in the butt straps, cold-expand the matching holes in the fuselage, ream and deburr the holes, shim, and apply sealant around the butt straps.
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Compliance Time
Before further flight
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Affected Aircraft
Airbus Model A330-300 series airplanes manufactured in France and type certificated for operation in the United States under the provisions of section 21.29 of the Federal Aviation Regulations (14 CFR 21.29).
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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