The Aero Commander was a rugged business twin with a legendary, if dangerous, history.

The Aero Commander was a rugged business twin with a legendary, if dangerous, history.
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In short: Conceived by Douglas engineers in 1944, the Aero Commander family became a staple of private aviation, military service, and even presidential transport. While pilots praised its friendly handling and performance, the aircraft’s history is marked by a series of high-profile crashes and significant structural concerns regarding its wing spar.

The Aero Commander began as a passion project for Ted Smith, an engineer at Douglas Aircraft Company, who designed the light twin-engine aircraft in his spare time during 1944. The resulting prototype, the L3805, first flew in 1948. By 1950, the production version, the Commander 520, was certified. The aircraft was known for its robust design, famously demonstrated in 1950 when developers flew from Oklahoma to Washington, D.C., on a single engine after removing a propeller to prove the plane's safety to regulators.

Throughout its production life, which concluded in 1986, the aircraft served diverse roles. It was used as a presidential transport for Dwight D. Eisenhower, a military utility craft, and a freighter. Its reputation for being 'pilot friendly' was bolstered by the aerobatic displays of Bob Hoover, who performed complex maneuvers—including dead-stick landings—in a Shrike Commander. However, the aircraft's safety record was complex. A 1979 National Transportation Safety Board review found piston-engined variants had a high rate of engine-failure accidents, though turboprop models performed significantly better.

Beyond engine issues, the aircraft faced a critical structural challenge. Beginning in 1991, engineers identified that the main wing spar was susceptible to stress fatigue. Between 1961 and 1993, 24 aircraft suffered in-flight wing failures, leading to fatal crashes. Additionally, the aircraft was involved in several high-profile accidents, including those claiming the lives of Audie Murphy and Dr. David M. Hume, and a 1994 crash in Australia that triggered a $20 million royal commission. Despite these challenges, the aircraft remains a subject of interest for its unique engineering and its enduring presence in various aviation sectors.

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