AD Amdt-39-9496
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747 | Airworthiness Directives; Boeing Model 747 Series Airplanes |
Unsafe Condition
Migration of the tangential link upper bolt from the aft engine mount, reducing the capability of the engine retention system.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the lower engine mount for proper orientation of the tangential link upper bolt and nut, verify torque within specified limits. Replace bolt and nut with serviceable parts if necessary. Perform follow-on actions if the upper bolt is missing.
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 as specified by the AD
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
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