AD Amdt-39-10326
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Pratt & Whitney | PW4164 | Airworthiness Directives; Pratt & Whitney PW4164, PW4168, and PW4168A Series Turbofan Engines |
Unsafe Condition
Loose or broken front pylon mount bolts could result in engine separation from the aircraft due to higher than predicted loads.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect for loose or broken front pylon mount bolts, replace with new bolts if necessary, and establish a new cyclic life limit.
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
Pratt & Whitney PW4164, PW4168, and PW4168A series turbofan engines.
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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