AD 2012-06-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | A321-131 | Airworthiness Directives; Airbus Airplanes |
Unsafe Condition
Potential cracking and damage in the bore holes of the rib pads of the lower forward and aft panels of the center wing box (CWB), which could result in reduced structural integrity of the wings.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a rotating probe inspection for cracking of the bore holes of the rib pads in the lower forward and aft panels of the CWB. If cracking is found, repair the crack according to an approved method. If no cracking is found, oversize the holes to the next nominal diameter and install the rib pads with new nominal diameter fasteners.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before the accumulation of 24,000 total flight cycles or 40,000 total flight hours, whichever occurs first, since first flight of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Airbus Model A321-131, -211, -212, and -231 airplanes; certificated in any category; manufacturer serial numbers 1293, 1299, 1307, 1333, 1356, and 1366.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.