New, Composite Prop for Austro E4-A-Powered DA40s
Hartzell Propeller has received a supplemental type certificate (STC) from the FAA to replace the standard wood/composite propeller on Diamond DA40 NG aircraft with the new, three-bladed, lightweight, Polaris composite propellers. Operators of the diesel/jet-fuel-powered iteration of Diamond’s popular, four-place, single-engine utility airplane shall henceforth enjoy a new, higher-performance option when it comes to a propeller/engine combinations.