AD 78-12-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | PA-31T | PIPER Model PA-31T Aircraft All Categories |
Unsafe Condition
Cracks in the nose landing gear wheel assembly, specifically in the cup and flange areas, could lead to wheel failure.
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Required Actions
Visually inspect the nose wheel cup and flange area for cracks prior to next flight and before each subsequent flight. Replace cracked wheels with specified airworthy parts (Piper P/N 551-758, B.F. Goodrich P/N 3-1331, Piper P/N 551-782, or B.F. Goodrich P/N 3-1076) equipped with tubeless tires. Discontinue inspections after installing approved replacements and record all checks in the aircraft log.
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Compliance Time
prior to next flight
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Affected Aircraft
Piper Aircraft Inc. Model PA-31T aircraft, serial numbers 31-7620012 and up, equipped with nose landing gear wheel assembly (Piper P/N 551-778 or Cleveland P/N 40-120A).
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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