New Five-Blade Propeller Gains FAA STC for Cessna 206 Series

The natural composite blades drastically reduce vibration and noise, with no life limitations.

Jeremy Kariuki

Wednesday, July 27, 2022 at 03:29 PM ET

Verified

According to MT-Propeller, the new configuration reduces the maximum propeller rpm to 1,900. [Courtesy: MT-Propeller]

Key Takeaways:

The Cessna 206 series has received FAA Supplemental Type Certification (STC) for a new five-blade MT-Propeller, which was previously certified by EASA.
This new propeller configuration reduces the maximum propeller RPM to 1,900 and offers a significant 6-8 ktas improvement in cruise performance.
Key benefits include enhanced erosion protection, increased ground clearance due to a smaller diameter, improved ramp appeal, and compliance with German noise regulations.
The composite blades of the MT-Propeller are durable, having no life limitation, and are repairable in case of foreign object debris incidents.

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The Cessna 206 series received FAA Supplemental Type Certification (STC) for a five-blade MT-Propeller.

According to MT-Propeller, the new configuration reduces the maximum propeller rpm to 1,900. The configuration has already received certification from the European Union Aviation Safety Agency (EASA). MT-Propeller president Gerd Muehlbauer boasts the following perks to the five-blade configuration: