Supplemental type certificates

49,109 STCs, most recently changed first. Search by what an STC changes, its holder or a model.

Query with SQL
duckdb -csv -c "SELECT stc_number, description, holder, status, status_date
  FROM 'https://openairdocs.org/data/latest/faa_stc.parquet'
  ORDER BY status_date DESC NULLS LAST, stc_number"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

STC ST01108DEInstallation of Curtiss Wright GSD1000 Digital Flight Data Acquisition UnitPeregrine · Nov 9, 2023STC SA00148IBInstallation of the MT-Propeller Entwicklung GmbH model MTV-12-B-C-F/CF188-53() propellerMT-Propeller Entwicklung GmbH · Nov 8, 2023STC SR00782DEApproval of a seating configuration to allow flight operations with the left hand pilot seat removedBell Textron Inc. · Nov 8, 2023STC SR00791DEInstallation of the skid-gear mounted step to assist in external hoist operationsBell Textron Inc. · Nov 8, 2023STC SR00829DEInstallation of Baggage PalletBell Textron Inc. · Nov 8, 2023STC ST00149IBInstallation of a Cabin air exhaust muffler, to reduce this noise to a more comfortable level by installing a valve cap and sound damping systemDOA21 LIMITED · Nov 8, 2023STC SA00423SEInstallation of stainless steel battery box.CheckSix AeroSolutions, LLC · Nov 7, 2023STC SA3584NMInstallation of aileron and flap gap seals.CheckSix AeroSolutions, LLC · Nov 7, 2023STC SR02572AKInstallation of the "StableLight" 4-axis autopilotStandardAero Atlantic USA Inc. · Nov 7, 2023STC ST04792NYUpdate of Intelsat 2KuDelta Engineering Corporation · Nov 6, 2023STC SA04353CHInstallation of Hartzell propeller model DHC-G2YF-1BFP/F8068+2 and applicable spinnerHartzell Propeller Inc. · Nov 3, 2023STC SR00147IBInstallation of the Heli-Utility-BasketDart Aerospace · Nov 3, 2023STC ST04257NYDemonstrate Electromagnetic Compatibility (EMC) to Transmitting Portable Electronic Devices (T-PED)ALOFT AeroArchitects · Nov 3, 2023STC ST04256CHRetrofit Installation of Honeywell ALA-52B Radio Altimeter SystemHONEYWELL INTERNATIONAL INC. · Nov 2, 2023STC SR00146IBnstallation of the Integrated Health and Usage Monitoring System (HUMS)RMCI Canada Inc. · Oct 30, 2023STC ST04117NYUpdate of Crew RestDelta Engineering Corporation · Oct 30, 2023STC ST11289DSAn update to the Communication Management Unit (CMU) to add or update the 3rd VHF Datalink to support Controller Pilot Data Link Communication (CPDLC)Dassault Falcon Jet Corp. · Oct 30, 2023STC SR00145IBInstallation of LH and RH Vertical Reference Door(s)Transwest Helicopters Ltd. · Oct 27, 2023STC SR09469RCInstallation of an Aft Cabin VIP lavatorySummit Aviation Inc. · Oct 27, 2023STC SR09470RCInstallation of a Cabin Extension and Modified Baggage CompartmentSummit Aviation Inc. · Oct 27, 2023STC SR09471RCInstallation of a VIP State InteriorSummit Aviation Inc. · Oct 27, 2023STC ST00144IBInstallation of LPV Approach and ADS-B Out capabilityTABY AIR MAINTENANCE AB · Oct 27, 2023STC SE03232CHInstallation of Engine Preheat Kit p/n TA2925-1 for 115 volt applicationHartzell Propeller Inc. · Oct 26, 2023STC SE03309CHInstallation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt applicationHartzell Propeller Inc. · Oct 26, 2023STC SR03474CHInstallation of Heli-Preheat Kit, p/n TSHB407-3083-115 for 115 volt applicationHartzell Propeller Inc. · Oct 26, 2023STC ST04177NYInstallation of ALI LED Cabin Lighting, Cabin and Crew AC Power Outlets, LH Fwd Closet and Misc Cabin Mods.C & L STC Holdings LLC · Oct 26, 2023STC ST04348AT-DInstallation of Honeywell AIS-2000 High Definition (HD) UpgradeGulfstream Aerospace Corporation · Oct 26, 2023STC SA1004EAInstallation of engine fuel purge system-engine shutdown.PC6-AU23 Spares LLC · Oct 25, 2023STC SA1005EAInstallation of fuel collector tank - engine shutdown fuel discharge.PC6-AU23 Spares LLC · Oct 25, 2023STC SA1022EAInstallation of Aerosmith C-129-65 pilot's and co-pilot's seats and modified control sticks.PC6-AU23 Spares LLC · Oct 25, 2023STC SA273EAInstallation of United Aircraft of Canada engine PT6A-6A and Hartzell propeller HC-B3TN-3/10173 combination.PC6-AU23 Spares LLC · Oct 25, 2023STC SA307EARemoval of either or both of the right hand cabin door and/or opening of the fuselage bottom hatch in flight.PC6-AU23 Spares LLC · Oct 25, 2023STC SA368EAInstallation of AiResearch engine Model TPE 331-25D, TPE 331-25DA, TPE-25DB, or TPE 331-71 and Hartzell propeller Model HC-B3TN-5C/T10178C.PC6-AU23 Spares LLC · Oct 25, 2023STC SA397EAInstallation of fuel collector tank vent line.PC6-AU23 Spares LLC · Oct 25, 2023STC SA433EAInstallation of dual brake valves.PC6-AU23 Spares LLC · Oct 25, 2023STC SA465EAInstallation of UAT-1 Transponder, MBT-R Marker Beacon, KN-60 DME, KX-160 and KX-160-1 Nav/Comm, KR-80ADF, Headset Microphone and Speaker.PC6-AU23 Spares LLC · Oct 25, 2023STC SA493EAInstallation of Randolph Mfg. Co. Model 133 vacuum regulator.PC6-AU23 Spares LLC · Oct 25, 2023STC SA498EAInstallation of Zep Aero oxygen system.PC6-AU23 Spares LLC · Oct 25, 2023STC SA526EAInstallation of pilot's and co-pilot's shoulder harness.PC6-AU23 Spares LLC · Oct 25, 2023STC SA528EAInstallation of KX-160 NAV/COM, 618M-1A VHF COM., T-10-R HF COMM, ARC Type 21A ADF headsets, microphones and speakers.PC6-AU23 Spares LLC · Oct 25, 2023STC SA545EAInstallation of Hartzell propeller Model HC-B3TN-3D/T10178C(H).PC6-AU23 Spares LLC · Oct 25, 2023STC SA612EAInstallation of EDO-58-4580 floats.PC6-AU23 Spares LLC · Oct 25, 2023STC SA743EAInstallation of a sliding door on the left side of fuselage.PC6-AU23 Spares LLC · Oct 25, 2023STC SA747EAInstallation of two external fuel tanks of fifty gallons capacity each, mounted.PC6-AU23 Spares LLC · Oct 25, 2023STC SA753EAInstallation of dual ARC 21A ADF's, and ARC 131B VHF's and one SA14RA HF avionics equipment.PC6-AU23 Spares LLC · Oct 25, 2023STC SA755EAInstallation of polyurethane Reticulated Foam in the aircraft's integral and collector fuel tanks in addition to check valves in the fuel lines between the integral tanks and the collector and sediment tanks.PC6-AU23 Spares LLC · Oct 25, 2023STC SA830EAInstallation of fiberglass protective boot on leading edge of horizontal stabilizer.PC6-AU23 Spares LLC · Oct 25, 2023STC SA906EAInstallation of elevator reinforcement.PC6-AU23 Spares LLC · Oct 25, 2023STC SA907EAInstallation of outboard aileron reinforcement.PC6-AU23 Spares LLC · Oct 25, 2023STC SA908EAInstallation of rudder reinforcement.PC6-AU23 Spares LLC · Oct 25, 2023