AD Amdt-39-11339
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747 | Airworthiness Directives; Boeing Model 747 Series Airplanes |
Unsafe Condition
Separation of the engine from the airplane due to migration of the tangential link upper bolt.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the lower engine mount to determine if the tangential link upper bolt and nut are oriented properly and torqued within specified limits. Replace the bolt and nut with serviceable parts if necessary. Accomplish a previously optional terminating action or a new alternative terminating action for repetitive inspections.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 747 series airplanes with the specified engine mount configuration.
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.