FAA STC for 3-blade Propeller on Beech Duchess 76
November 2014.
MT-Propeller Entwicklung GmbH has received the FAA STC #SA03479NY for the next generation 3-blade scimitar composite propeller MTV-12-B-C-F/CF(L)183-59b on the Beech Duchess 76 powered by the Engines Lycoming (L)(I)O-360-( ) and other TC/STC approved piston engines which do not exceed the propeller TCDS. The installation is already certified by EASA STC#10048838.
The propeller installation:
- provides best vibration damping characteristics for almost vibration free propeller operations
- has bonded on stainless steel leading edge for best erosion protection of the blades
- has 10 kg (22 lbs) weight reduction per propeller compared with the original propellers
- provides enhanced cruise performance by 2 to 3 kts (MTOW, ISA)
- has unlimited blade life; FOD repairable blades
- provides significant inside and outside noise reduction
- has an improved take-off and climb performance
MT-Propeller is the world leading natural composite propeller manufacturer with 30 propeller models from 2-blade to 6-blade hydraulically controlled variable pitch propeller, for engines producing up to 5000hp, and 2-blade to 4-blade electrically controlled variable pitch propeller, for engines producing up to 350hp as well as two blade fixed pitch propellers. Over 30 years ago, the first MT-Propeller was shipped.
