SA00785ATEngine and powerplant
Installation of a Teledyne Continental Model IO-550-D engine and Hartzell propellers PHC-C3YF-1RF/F8468()-6R, PHC C3YF-1RF/F7691() or McCauley D3A34C401/90DFA-10.
FAA holder: Air Plains Services Corporation
Aircraft STC directory
Textron Aviation 180K STCs
The Jun 30, 2026 FAA DRS snapshot contains 28 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 180K. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
28
listed Current at snapshot
18
holder directories
8
modification categories
Jun 2, 2026
latest recorded revision
Modification demand surface
Landing gear and brakes5
Other aircraft modifications5
Aircraft structures5
Engine and powerplant4
Propellers4
Flight controls3
Fuel systems1
Electrical systems1
Recorded holders
McFarlane Aviation LLC5Air Plains Services Corporation2Hartzell Propeller LLC2Aero-Mach Wilco LLC2Curry Aviation LLC2Mr. Thomas Anderson1Burl's Aircraft LLC1Beringer Aero1Aerocet Inc1Power Flow Systems Inc.1Sierra Industries Ltd.1Airglas Inc.1Evans & Bailey Holdings LLC1F. Atlee Dodge Aircraft Services, LLC1Silveraire LLC1Knots 2U Ltd.1Dynamic Propeller1Hartzell Propeller Inc1
Recently revised 180K STCs
Showing the 28 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA02266AKFlight controls
Replacement of Rudder and Elevator Hinge Bearings with P. Ponk Aviation Bearing p/n PPA-1401.
FAA holder: McFarlane Aviation LLC
SA2918NMLanding gear and brakes
Attach a casting to the landing gear fuselage attach angles just above main landing gear legs.
FAA holder: McFarlane Aviation LLC
SA4170NMOther aircraft modifications
Installation of part numbers PPA1301-1/-2 and PPA1201-1.
FAA holder: McFarlane Aviation LLC
SA01087SELanding gear and brakes
Installation of titanium main landing gear assembly.
FAA holder: Mr. Thomas Anderson
SA04491CHPropellers
Installation of Hartzell Propeller Model HC-( )3YF-1RF/F8429(K,B)-( ) 3 bladed metal propeller in accordance with the installation instructions specified on FAA Approved Model List (AML) No. SA04491CH.
FAA holder: Hartzell Propeller LLC
SA04643CHPropellers
Installation of Hartzell Propeller model HC-(C,G,J)3YF-1N/NM8411-( ).
FAA holder: Hartzell Propeller LLC
SA02221AKFuel systems
Installation of Alternate Fuel outlet screens per Installation Instructions.
FAA holder: Burl's Aircraft LLC
SA00897WIElectrical systems
Installation of Concorde Battery Corporation (VRSLA) Valve regulated sealed lead acid battery.
FAA holder: Aero-Mach Wilco LLC
SA02522AKAircraft structures
Fabrication and installation of Tail Cone Reinforcement Angles in accordance with QMI, Inc., Installation Instructions ST02171AK-A, Rev IR, Dated January 18, 2019, or later FAA approved revision.
FAA holder: McFarlane Aviation LLC
SA02528AKLanding gear and brakes
Installation of elevator trim wheel assembly in place of the type certificated trim wheel assembly in accordance with QMI, Inc. Trim Wheel Installation Instructions for Cessna 180, Early 182, and 185 Aircraft, Rev Level A, dated November 1, 2019, or later FAA approved revision.
FAA holder: McFarlane Aviation LLC
SA2500CEFlight controls
Establishes the compatibility to install the flap actuated aileron droop system per STC SA1435WE and the wing leading edge cuffs, drooped tips and stall fences per STC SA967CE.
FAA holder: Curry Aviation LLC
SA4121SWAircraft structures
Add wing strut fairings and contour wing struts.
FAA holder: Curry Aviation LLC
SA01827WIOther aircraft modifications
Installation of LED Position Lights.
FAA holder: Aero-Mach Wilco LLC
SA00026IBLanding gear and brakes
Validation for the Installation of Beringer Wheels, axles, brake and master-cylinders.
FAA holder: Beringer Aero
SA01257SEOther aircraft modifications
Installation of Aerocet Model 3400 floats.
FAA holder: Aerocet Inc
SA00562NYEngine and powerplant
Installation of Teledyne Continental IO-470 engine modified to incorporate a carburetor system.
FAA holder: Aerotec Engines Limited
SA01952WIPropellers
Installation of Hartzell Trailblazer Propeller HC-C3YF-1N/NG8301-5 or PHC-L3Y1F-1N/NG8301-5 or HC-G3YF-1N/NG8301-5.
FAA holder: Air Plains Services Corporation
SA02416AKEngine and powerplant
Installation of replacement engine exhaust system.
FAA holder: Power Flow Systems Inc.
SA1435WEFlight controls
Installation of drooped ailerons in flaps down mode, recontoured wing leading edge, except 180J and K, actuated elevator trip system and installation of SC-100 stall warning system. (180, A, B, C, D, E, F, G, H, J, K LANDPLANE; FLOATPLANE AND AMPHIBIAN).
FAA holder: Sierra Industries Ltd.
SA00858DEAircraft structures
Installation of inspection panels on the left and right side of the aft fuselage.
FAA holder: Aeropod, Inc.
SA02180AKOther aircraft modifications
Fabrication and installation of Extended Baggage Compartment.
FAA holder: Airglas Inc.
SA01204LAAircraft structures
Installation of replacement wing tip fairing assembly.
FAA holder: Evans & Bailey Holdings LLC
SA02333AKEngine and powerplant
Fabrication and installation of F. Atlee Dodge p/n 8008 Firewall Battery Box.
FAA holder: F. Atlee Dodge Aircraft Services, LLC
SA03030CHLanding gear and brakes
Installation of the Custom Fiberglass Molding, Inc. (CFMI) model 3000 Aircraft Main Landing Gear Skis, with optional CFMI Model 1500 Tail Wheel Ski.
FAA holder: Silveraire LLC
SA4337NMAircraft structures
Installation of landing/recognition lights inside the modified wing tip leading edge.
FAA holder: Knots 2U Ltd.
SA01080SEOther aircraft modifications
Installation of Dynamic Propellers latch brackets on induction bellows and carburetor air box flange.
FAA holder: Dynamic Propeller
SA02821CHPropellers
Installation of Hartzell Propeller Models (P)HC-()3YF-1RF/F8068(B,K)() and/or (P)(HC-()3YF01RF/F7693DF(B,K)().
FAA holder: Hartzell Propeller Inc