AD 96-21-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Piper Aircraft Inc. | PA-31 | Airworthiness Directives; The New Piper Aircraft, Inc. PA31, PA31P, PA31T, and PA42 Series Airplanes |
| aircraft | Piper Aircraft Inc. | PA-31-300 | Airworthiness Directives; The New Piper Aircraft, Inc. PA31, PA31P, PA31T, and PA42 Series Airplanes |
| aircraft | Piper Aircraft Inc. | PA-31-325 | Airworthiness Directives; The New Piper Aircraft, Inc. PA31, PA31P, PA31T, and PA42 Series Airplanes |
| aircraft | Piper Aircraft Inc. | PA-31-350 | Airworthiness Directives; The New Piper Aircraft, Inc. PA31, PA31P, PA31T, and PA42 Series Airplanes |
| aircraft | Piper Aircraft Inc. | PA-31P | Airworthiness Directives; The New Piper Aircraft, Inc. PA31, PA31P, PA31T, and PA42 Series Airplanes |
| aircraft | Piper Aircraft Inc. | PA-31P-350 | Airworthiness Directives; The New Piper Aircraft, Inc. PA31, PA31P, PA31T, and PA42 Series Airplanes |
| aircraft | Piper Aircraft Inc. | PA-31T | Airworthiness Directives; The New Piper Aircraft, Inc. PA31, PA31P, PA31T, and PA42 Series Airplanes |
| aircraft | Piper Aircraft Inc. | PA-31T1 | Airworthiness Directives; The New Piper Aircraft, Inc. PA31, PA31P, PA31T, and PA42 Series Airplanes |
| aircraft | Piper Aircraft Inc. | PA-31T2 | Airworthiness Directives; The New Piper Aircraft, Inc. PA31, PA31P, PA31T, and PA42 Series Airplanes |
| aircraft | Piper Aircraft Inc. | PA-31T3 | Airworthiness Directives; The New Piper Aircraft, Inc. PA31, PA31P, PA31T, and PA42 Series Airplanes |
Unsafe Condition
Cracks beneath and in the area of the inboard aileron hinge bracket on the aileron spar and rib could result in structural failure of the aileron and loss of control of the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect for cracks beneath and in the area of the inboard aileron hinge bracket on the aileron spar and rib using methods acceptable to the FAA. Repair cracks as necessary. Install part numbers 74461-02 (left) and 74461-03 (right) inboard aileron hinge brackets if not already equipped. Comply with applicable service bulletins (SB) 967 or 974.
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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