AD 51-10-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 190 | Airworthiness Directives; CESSNA Model 190 Airplanes |
Unsafe Condition
Cracking and failures of the cowl mounting ring channels may result in the cowl moving forward into the propeller.
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Required Actions
Inspect cowl mounting channels for cracks every 25 hours of operation. Replace with specified 4130 steel channels (Cessna P/N 0352161, 0352163, 0352163-1) and aluminum alloy reinforcing angles (Cessna P/N 0352146, 0352147-1, 0352147-2, 0352152-5, 0352152-6) until installed. Immediate installation required if cracks are found.
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Compliance Time
Not later than May 1, 1951, and every 25 hours of operation thereafter until new components are installed.
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Affected Aircraft
Cessna Model 190 Aircraft, Serial Numbers 7004 Through 7594.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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