Business · 19/09/1994Updated: 10/18/2026 · 1 min read

Cessna Aircraft Company Models 421C and 425 Airplanes Airworthiness Directive Amendment

The Cessna Aircraft Company has issued an Airworthiness Directive (AD) amendment for Models 421C and 425 airplanes, revising the inspection requirements for wing front spar upper caps to include the option of incorporating a service kit to prevent excessive cracking and potential wing failure.

Original source language: Federal Register — Transportation DepartmentOpen original release →

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