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STC for new prop on Air Tractors

By General Aviation News Staff · August 16, 2023 ·

MT-Propeller has received an FAA STC for a Quiet Fan Jet composite propeller on the AirTractor AT-602 powered by a Pratt & Whitney PT6A-45, PT6A-60, or PT6A-65 propeller turbine.

The STC is already certified by EASA.

According to MT-Propeller Vice President Martin Albrecht, the new prop features:

  • TBO 4,500 hours or six years, whichever comes first
  • No intermediate inspections are needed between the TBO that requires propeller removal
  • No RPM restriction for the complete operational range.

MT-Propeller’s natural composite blades have no life limitation and are repairable in case of FOD (Foreign Object Debris).

Based in Germany, MT-Propeller holds more than 220 STCs worldwide and is an OEM supplier for more than 90% of the European aircraft industry, as well as 30% of the US aircraft industry, according to company officials. More than 28,000 propeller systems with more than 100,000 blades are in service, they added.

For more information: MT-Propeller.com

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