Aircraft STC directory
Textron Aviation 172L STCs
The Jun 30, 2026 FAA DRS snapshot contains 51 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 172L. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Modification demand surface
Recorded holders
Recently revised 172L STCs
Showing the 51 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Fabrication and installation of Airglas Inc. cargo pod kit model LC172.
FAA holder: Airglas Inc.
Installation of Ground Adjustable Sensenich Composite 2G0M8S14/C76PGF Propeller.
FAA holder: Jason Kepler
Installation of B & C Specialty Products BC100-1 battery.
FAA holder: B & C Specialty Products Inc
Replacement instrument panel as structural provisions.
FAA holder: Jansma Design, LLC
Installation of cockpit sunvisors.
FAA holder: Rosen Sunvisor Systems LLC
Installation of Garmin GI 275 Multi-Function Display System.
FAA holder: Garmin International Inc.
Installation of the nose tire scraper P/N TSL-100.
FAA holder: Aero Twin Inc.
Installation of replacement stabilizer and elevator tips.
FAA holder: Curry Aviation LLC
Installation of the Hartzell Model HC-C2YR-1N/NG8301-3 Propeller.
FAA holder: General Aviation Concepts
Installation of Airfilm Wing Strut Utility Mount.
FAA holder: Airfilm Camera Systems
Installation of LED Position Lights.
FAA holder: Aero-Mach Wilco LLC
Seatbelt installation.
FAA holder: Mr. Michael Petsche (DAR 372)
Installation of Reinforcement of Wing Assemblies and WingExtension (TM) Wing Tip Extensions.
FAA holder: Air Research Technology Inc
Installation of oil filter kit.
FAA holder: Franklin Aircraft Engines Inc.
Installation of the Hartzell Model HC-C2YR-1N/NG8302-7 Propeller.
FAA holder: General Aviation Concepts
Installation of an externally mounted exhaust silencer system.
FAA holder: ACC Columbia Jet Service GmbH
Installation of Aerocet 2200 floats.
FAA holder: Joel Wattum and/or Barbara O'Hare-Wattum
Intallation of a Sky-Sign aerial advertising system.
FAA holder: Sky Sign Inc
Installation of the Hartzell ModelHC-C2YR-1BF/F8477-4 Propeller and Hartzell Model C-1576 Damper Assembly or Hartzell Model HC-C2YR-1N/NG8301.
FAA holder: David A. Stoots
Installation of leading edge "CUFF" and aileron gap covers on each wing.
FAA holder: Stene Aviation Inc
Installation of a small camera pod.
FAA holder: Lake Central Air Services
Modify Textron Aviation 172 series airplanes to add camera mounting provisio ns in accordance with Aeria l Precision lnrngery Repo rt 2 1-0 172-1DL. Drawing List for Camera Mountin g Provisions for Cessna 172 Series. Revision 2. dated April 25. 2019 or later FAA approved revision.
FAA holder: Aerial Precision Imagery LLC
Installation of the uAvionix tailBeacon Automatic Dependent Surveillance-Broadcast (ADS-B) Out in accordance with uAvionix tailBeacon Installation Manual UAV-1002514-001, Revision B, dated August 28, 2019 and AML Number SA04427CH or later FAA approved revisions.
FAA holder: uAvionix Corporation
Installation of a Garmin transponders: (a) GTX 330/330D/33/33D with ADS-B Out functionality; (b) GTX 335/335R/345/345R with ADS-B Out and In functionality; or (c) GTX 335R/345R with ADS-B Out functionality in select airplanes installed with G950/G1000 systems.
FAA holder: Garmin International Inc
Installation of a Tail Tie-Down Assembly.
FAA holder: Middle Forks Mod LLC
Installation of Exhaust System Muffler Assembly.
FAA holder: Wall Colmonoy Corp
Provisions for the installation of a wing strut mounted camera pod.
FAA holder: Wooding Geospatial Solutions
Installation of Wipaire Model 2350 Amphibian/Seaplane Floats and McCauley Model 1A200/WFA propeller.
FAA holder: Wipaire Inc
Installation and activation of a Trio Pro Pilot autopilot system.
FAA holder: STC Group, LLC
Installation of drooped ailerons in flaps down mode, contoured wing leading edge and wing stall fences. (172A, B, C, D, E, F, G, H, K, L, M, N, P LANDPLANES AND FLOAT-PLANES) (172 LANDPLANES ONLY).
FAA holder: Sierra Industries Ltd.
Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.
FAA holder: Sierra Industries Ltd.
Installation of Pilot Door Window Lock, Pilot Door and Baggage Door Locks.
FAA holder: CWL Aero, LLC
Installation of Visual Instruments flap position indicating system.
FAA holder: Visual Instruments LLC
Installation of structural provisions for a TruTrak Vizion autopilot.
FAA holder: EAA Aviation Foundation
Installation of structural provisions for an avionics (autopilot) upgrade.
FAA holder: The STC Group, LLC.
Installation of an Air Stream Switch for an electric time recording device on non-pressurized aircraft.
FAA holder: Henry F Rogers/David E Polley
Installation of fiberglass wing tips.
FAA holder: Evans & Bailey Holdings LLC
Installation of Hartzell propeller model 3A1-TP724A1/75A01-2.
FAA holder: Hartzell Propeller Inc
Installation of Pee Kay Model 2300 seaplane floats.
FAA holder: PK Floats Inc
Installation of the Appareo Systems Vision 1000 Data Recording and Monitoring System.
FAA holder: Appareo Systems LLC.
Fabrication and installation of F. Atlee Dodge p/n 8008 Firewall Battery Box.
FAA holder: F. Atlee Dodge Aircraft Services, LLC
Fabrication of R.M.D. Aircraft Lighting, Inc., wing-tip and landing light Kit No. 00190-C.
FAA holder: Knots 2U Ltd.
Installation of landing/recognition lights inside the modified wing tip leading edge.
FAA holder: Knots 2U Ltd.
Modification of the carburetor heat box.
FAA holder: Dynamic Propellers LLC
Installation strut/wing and strut/fuselage fairings, lightning hole covers, and aerodynamic putty.
FAA holder: Aircraft Development Co