AD 59-12-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | PA-24 | Airworthiness Directives; Piper Model PA-24 and PA-24 "250" Aircraft |
| aircraft | Piper Aircraft Inc. | PA-24-250 | Airworthiness Directives; Piper Model PA-24 and PA-24 "250" Aircraft |
Unsafe Condition
Control wheel sprocket stud P/N 20913-00 failure due to cracks or twisting and elongated hole.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect sprocket stud P/N 20913-00 to ensure no cracks, twisting, or elongated hole. Replace damaged parts before further operation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
not later than July 30, 1959
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Piper Model PA-24 and PA-24-250 aircraft with serial numbers 24-1 Through 24-764, 24-766 Through 24-779, 24-781 Through 24-820, 24-822 Through 24-842, 24-844 Through 24-849, 24-851 Through 24-856, 24-858, 24-860 Through 24-865, 24-867 Through 24-871, 24-875, 24-878, 24-880, 24-881, and 24-885 that have or have had an automatic control system installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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