MT-Propeller has received an EASA STC for its Quiet Fan Jet composite propeller on the Air Tractor AT-602 powered by a Pratt & Whitney PT6A-45 or PT6A-60 or PT6A-65 propeller turbine.
The FAA STC is in progress, according to officials with the German company.
According to MT-Propeller Vice President Martin Albrecht, the installation features:
- No propeller ADs
- TBO 4,500 hours or six years
- No intermediate inspections on an agriculture installation
- No intermediate inspections are needed between the TBO which requires the propeller removal
- Reduced cost for spare parts, like blades and lower overhaul costs, for the complete propeller assembly
- No rpm restriction for the complete operational range
- The natural composite blades have no life limitation and are repairable in case of an FOD.