AD 2011-20-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Gulfstream | Aerospace LP Model Galaxy and Gulfstream 200 | Airworthiness Directives; Gulfstream Aerospace LP Model Galaxy and Gulfstream 200 Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Gulfstream Aerospace LP Model Galaxy and Gulfstream 200 Airplanes |
Unsafe Condition
Cracked nuts (P/N MS-21042L3) in multiple locations, including aileron fittings, rudder tab assembly, and mounting structure for power drive units, could result in failure of affected locations and consequent reduced controllability or reduced structural capability of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace nuts having part number (P/N) MS21042L3 in the applicable areas. For airplanes with serial numbers 224 through 231 inclusive, also perform a radiographic inspection for cracking of nuts at a specified location and replace any cracked nuts before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 12 months after the effective date of this AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Gulfstream Aerospace LP Model Galaxy and Gulfstream 200 airplanes, serial numbers 219 through 231 inclusive.
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.