Raisbeck begins certification testing for King Air composite propellers

Raisbeck

Raisbeck Engineering’s latest development in swept-blade propeller technology, the new Composite Swept-Blade 5-way Propeller for the Beechcraft King Air 350 series, has begun FAA certification flight testing at Boeing Field in Seattle.

The Raisbeck/Hartzell team completed all ground and flight vibration and governor output pressure surveys Sept. 7. The program began company and FAA certification flight testing the following Monday, scheduled to be completed by the end of September.

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