AD 76-17-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 58P | Airworthiness Directives; BEECH Models 58P and 58PA Airplanes |
| aircraft | Textron Aviation Inc. | 58PA | Airworthiness Directives; BEECH Models 58P and 58PA Airplanes |
Unsafe Condition
Cracking of the cabin window located just forward of the cabin entrance door on the left side of the airplane, with resultant loss of cabin pressurization.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the cabin window for cracks within 25 hours' time in service after the effective date and at the next two 50 hour time in service intervals. If cracks are found, replace the window and install the window frame reinforcement before pressurized flight. If no cracks are found, install the reinforcement within 100 hours' time in service after the initial inspection. For unpressurized operation after discovering a cracked window, fabricate and install a 'DO NOT PRESSURIZE IN FLIGHT' placard near the pressurization control switch.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Required as indicated, unless already accomplished.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
BEECH Models 58P and 58PA (Serial Numbers TJ-2 through TJ-19, TJ-21 through TJ-45, TJ-47 through TJ-54, and TJ-56 through TJ-58)
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.