AD 63-22-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Industrie Aeronautiche e Meccaniche | P.166 | Airworthiness Directives; PIAGGIO Model P.166 Aircraft |
Unsafe Condition
Failures of the main landing gear shock absorber
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Install Teflon sealing gasket P/N 4/22015.52 on inner ring nut of shock absorber casing; replace light alloy piston bottom with steel P/N 4/22015.55; replace ring nut with P/N 4/22015.56; mark nameplate with letter 'D'; overhaul shock absorbers every 1,200 hours' time in service or every 2 years, whichever occurs first.
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Compliance Time
within 50 hours' time in service after the effective date of this AD
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Affected Aircraft
All Model P.166 Aircraft manufactured by Industrie Aeronautiche e Meccaniche
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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