04.07.2026

FAA STC for Mooney M20 series with 3-blade scimitar MT-Propeller MTV-12
MT-Propeller Entwicklung GmbH received the FAA STC SA12421IB for the installation of the 3-blade natural composite propeller MTV-12-B/180-59( ) on the Mooney M20 Models: M20A, M20B, M20C, M20D powered by the engines Lycoming O-360-A1A / O-360-A1D (M20A, B, C), O-360-A1D / O-360-A2D (M20D).
This installation is already certified by EASA STC 10088863.
MT-Propeller Vice President Martin Albrecht says that the installation features the following advantages:
About MT-Propeller:
MT-Propeller is the world leading natural composite propeller manufacturer with 30 certified propeller models from 2-blade to 7-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.
The long time proven, high performance, light weight and durable MT-Propellers can be used on aircraft with piston engines and propeller turbines, as well as on airships, wind tunnels and hovercraft. MT-Propellers can be developed for nearly every aircraft type from motor gliders to regional airliners.
Fulfilling the highest certification requirements, they are also supplemental type certified on Part 25 aircraft.
No active AD, this is a safety record no other manufacturer has achieved so far.
The MT-Propeller fleet is approaching a total of 125 000+ propeller blades on 34 500+ propeller systems in operation and can look back on accumulated 200 million flight hours in over 45 years.
With the best damage tolerance and repairability, MT-Propeller has the lowest operational cost of any certified composite propeller manufacturer.
MT-Propeller is holding of more than 230 STCs worldwide and OEM supplier for more than 90% of the European Aircraft Industry as well as 55% of the US Aircraft Industry.
With the longest industry TBO of 4500 hours or 6 years for the 5-bladed turbo prop, MT-Propeller has proven reliability over many years.
A factory certified network of 62 service centers provides best service and maintenance all over the world.
This installation is already certified by EASA STC 10088863.
MT-Propeller Vice President Martin Albrecht says that the installation features the following advantages:
- Best vibration damping characteristics for almost vibration free propeller operations
- Unlimited blade life
- Up to 7 kg lighter
- Unbeatable esthetic ramp appeal
- FOD repairable blades
- Stainless Steel Leading Edges
About MT-Propeller:
MT-Propeller is the world leading natural composite propeller manufacturer with 30 certified propeller models from 2-blade to 7-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.
The long time proven, high performance, light weight and durable MT-Propellers can be used on aircraft with piston engines and propeller turbines, as well as on airships, wind tunnels and hovercraft. MT-Propellers can be developed for nearly every aircraft type from motor gliders to regional airliners.
Fulfilling the highest certification requirements, they are also supplemental type certified on Part 25 aircraft.
No active AD, this is a safety record no other manufacturer has achieved so far.
The MT-Propeller fleet is approaching a total of 125 000+ propeller blades on 34 500+ propeller systems in operation and can look back on accumulated 200 million flight hours in over 45 years.
With the best damage tolerance and repairability, MT-Propeller has the lowest operational cost of any certified composite propeller manufacturer.
MT-Propeller is holding of more than 230 STCs worldwide and OEM supplier for more than 90% of the European Aircraft Industry as well as 55% of the US Aircraft Industry.
With the longest industry TBO of 4500 hours or 6 years for the 5-bladed turbo prop, MT-Propeller has proven reliability over many years.
A factory certified network of 62 service centers provides best service and maintenance all over the world.

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