AD 70-25-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 65-90 | Airworthiness Directives; BEECH Model 65-90 Airplanes |
Unsafe Condition
Cracking of wing center section and other wing panel front spar carry through structural components.
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Required Actions
Visually inspect lower wing skin adjacent to outer wing panel front spar attachment fittings for cracks per Beechcraft Service Instruction 0394-018 within 100 hours' time in service after December 5, 1970. Repeat inspections at intervals not exceeding 100 hours. Inspect wing attachment fittings with visual and dye penetrant methods every 500 hours' time in service. If cracks found, replace affected parts as specified in the service instruction. Perform additional inspections per paragraphs B, D, and E with specified methods and intervals. Report findings to FAA.
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Compliance Time
within the next 100 hours' time in service after December 5, 1970
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Affected Aircraft
BEECH Model 65-90 airplanes with serial numbers LJ-1 through LJ-67 and 5,000 or more hours' time in service.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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