FAA awards STC for three-blade MTV-12 prop for Piper PA-23 | Magazine

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PC-24. The Super Versatile Jet.

View advert

Delivering today and tomorrow’s energy.

View advert

Europe's largest FBO network.

View advert

Connectivity trusted by nearly 9,400 aviation professionals.

View advert

Falcon. Fast when it counts, slow when it's critical.

View advert

Insurance for Operators.

View advert

Towbarless electric tow tractors.

View advert

Large jet hangarage. CAT 6 Fire Cover all hours.

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The art of what's possible.

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Rely on quality! Towbarless, remotely controlled, electric drive tugs.

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ACE 2026 - September 8th

Related information from the Handbook...

• Federal Aviation Administration

• MT-Propeller

• Piper twin piston

• Modifications

• Propellers/Rotors

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FAA awards STC for three-blade MTV-12 prop for Piper PA-23

Monday, 20 November 2023

The installation of the three-blade MT-Propeller provides best vibration damping characteristics for almost vibration free propeller operation. The installation is already certified by EASA.

FAA STC for Piper PA-23-() with three-blade MTV-12.

MT-Propeller has received FAA STC SA00148IB for the three-blade MTV-12-B-C-F/CF188-53( ) on the Piper PA-23-235, PA-E23-250, PA-23-250 powered by Lycoming O-540-A-series, Lycoming IO-540-C-series or Lycoming O-540-B-series piston engines.

This Installation is already certified by EASA STC 10076571.

Vice president Martin Albrecht says that the installation feature the best vibration damping characteristics for almost vibration free propeller operations; unlimited blade life; unbeatable aesthetic ramp appeal; FOD repairable blades; stainless steel leading edges; and reduced outside and inside noise.

Other News

MT Silent 7 propeller is ready for Piper installation

July 20, 2026

The long-time proved MT-Propeller natural composite blades provide significant inside and outside noise reduction. They have no life limitation and are repairable in case of a FOD. This is already certified by EASA.

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Gulfstream gains Gogo Galileo HDX for G650

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The FAA has issued a supplemental type certificate covering installation of Gogo's electronically steered antenna on G650 and G650ER aircraft.

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FAA approves Pro Star STC for PC-12 Galileo

June 21, 2026

The company plans to pursue international validations for Europe, Canada, Australia, Mexico and Brazil, expanding availability for operators worldwide seeking high-performance connectivity tailored to the PC-12.

Read the full report