AD 2009-14-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Pilatus | Aircraft Ltd | Airworthiness Directives; Pilatus Aircraft Ltd. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E Airplanes |
| aircraft | Aviat | Various | Airworthiness Directives; Pilatus Aircraft Ltd. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E Airplanes |
Unsafe Condition
Fatigue cracking in the Nose Landing Gear (NLG) Right Hand (RH) upper drag link, Part Numbers 532.20.12.140 and 532.20.12.289, could lead to NLG collapse during landing. Additionally, fatigue cracking in torque tubes, caused by reduced wall thickness during manufacturing, could result in loss of steering control on the ground.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect and replace the NLG RH upper drag links P/N 532.20.12.140 and P/N 532.20.12.289 as necessary. Replace certain torque tubes with new ones of an improved design. Revise the PC-12 Aircraft Maintenance Manual (AMM) chapter 4 to include the latest airworthiness limitations for these components.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
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Affected Aircraft
Pilatus Aircraft Ltd. Models PC-12, PC-12/45, PC-12/47, and PC-12/47E airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 4, 2026
Rights: U.S. Government Public Domain
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