Supplemental type certificates

49,107 STCs, most recently changed first. Search by what an STC changes, its holder or a model.

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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"

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STC ST12362IBFerry Kit Lift Raft installation equipment must be installed in accordance with Transport Canada Civil Aviation (TCCA) approved Bombardier Inc. Modification Data Summary RAZ-BM700-323 Rev--, dated July 16, 2024, or later TCCA approved revision.Bombardier Inc. · Apr 13, 2026STC SR12310LAInstallation of MD Helicopters (MDH), LLC, 530N configuration kitMD Helicopters, LLC · Apr 10, 2026STC ST03427NYInstallation of Electronic Flight Bags ProvisionsDelta Engineering Corporation · Apr 10, 2026STC ST04816NYInstallation of Electronically Steerable (ESA) Antenna and Power SupplyALOFT AeroArchitects · Apr 10, 2026STC SA1001NWInstallation of an alternatorJohn R Hyle Jr · Apr 9, 2026STC SA1103WEONE ONLY STC Model G-44A S/N 1427, R/N N414U only - Installation of Stewart Warner cabin heaterWidgeonworks LLC · Apr 9, 2026STC SA380WEAny of the engine and propeller combinations listed on the Continuation sheet, page 3 of this STC with associated modifications of the nacelle, electric system, propeller and engine controls, oil, fuel and vacuum system; installation of new engine mount and reinforced and modified wing structures; installation of spray rails, rudder boost system and oil coolerWidgeonworks LLC · Apr 9, 2026STC SA4-1001Spray rail installationWidgeonworks LLC · Apr 9, 2026STC SA4-1031Metalizing of wings aft of sparWidgeonworks LLC · Apr 9, 2026STC SA4-111Installation of Lycoming GO-480-C1D6 engines and Hartzell propellers, HC-83X20-2C/9333-C3 propellers, and associated modificationsWidgeonworks LLC · Apr 9, 2026STC SA4-287Changing Elevator Trim Tab Setting as follows: Original Setting - 10 deg Up 33 deg Down New Tab Setting - 22 deg Up 17 deg DownWidgeonworks LLC · Apr 9, 2026STC SA4-296ONE ONLY STC Model G-44A, (N41984 only) - Modification of empennage control system to eliminate interference with escape hatchWidgeonworks LLC · Apr 9, 2026STC SA4-467ONE ONLY STC Model G-44 (S/N 1415, CF-KPT only) - Installation of four Teco Model TE-432 seatsWidgeonworks LLC · Apr 9, 2026STC SA4-64Installation of Lycoming GO-435-C2B engines, Hartzell HC-82X20-2A/9333C-3 or HC-83X20-2A/8433-0 propellers, and associated modificationsWidgeonworks LLC · Apr 9, 2026STC SA4-65Installation of Lycoming GO-480-B1D engines, Hartzell HC-83X20-2A/8433-0 or HC-83X20-2A/8433H propellers, and associated modificationsWidgeonworks LLC · Apr 9, 2026STC SA4-67Installation of window in right-hand side of hullWidgeonworks LLC · Apr 9, 2026STC SA4-928Retractable tip float installationWidgeonworks LLC · Apr 9, 2026STC SA4-958Increase in capacity of each main fuel tank from 54 to 88 gallonsWidgeonworks LLC · Apr 9, 2026STC SA4-959Stewart Warner heater installationWidgeonworks LLC · Apr 9, 2026STC SA4-960Metalizing of flapsWidgeonworks LLC · Apr 9, 2026STC SA4-961Metal cabin door and frame assembly and installationWidgeonworks LLC · Apr 9, 2026STC SA4-963Rotary beacon installationWidgeonworks LLC · Apr 9, 2026STC SA4-964Landing light assembly and installationWidgeonworks LLC · Apr 9, 2026STC SA4-966Rudder and elevator control cable rerouteWidgeonworks LLC · Apr 9, 2026STC SA4-967Installation of Picture WindowWidgeonworks LLC · Apr 9, 2026STC SA4-970Installation of four Teco Model TE-432 seatsWidgeonworks LLC · Apr 9, 2026STC SA4774NMRemoval of the two existing engines and installation of one AVCO Lycoming Model TIO-540-J2BD and one LTIO-540-J2BD engine with Hartzell Model HC-C3YR-2UF/FC9587A-10 and HC-C3YR-2LUF/FJC9587A-10 propellersWidgeonworks LLC · Apr 9, 2026STC SR02684LAInstallation of main rotor blade assembly P/N 20633000-101Van Horn Aviation LLC · Apr 8, 2026STC ST03735NYInstallation of a ViaSat KA SATCOM Antenna SystemALOFT AeroArchitects · Apr 8, 2026STC ST04328NYThe Manufacture and Installation of Exterior Placards, Labels and Signs is to be performed, installedLibellule Monde Inc · Apr 8, 2026STC SA01302ATInstallation of Teledyne Continental Motors Model IO-520-D engine and either a McCauley Model D3A34C401/90DFA-10 or Hartzell Model PHC-C3YF-1RF/F8468A( )-6R or PHC-C3YF-1RF/F7691( ) or PHC-G3YF-1RF/F8468A( )-6Ror PHC-G3YF-1RF/F7691( ) 3-blade propeller.Air Plains Services Corporation · Apr 7, 2026STC SA7497SWInstallation of dual Honeywell/Sperry EDZ-805 (5) tube flight instrument system (EFIS), dual Sperry FZ-500 flight directors, dual AZ-800 air data systems, dual FMZ-800 flight management systems and triple Honeywell laseref inertial reference system.Omega Air Inc. · Apr 7, 2026STC ST00888LAInstallation of airplane modifications.Omega Air Inc. · Apr 7, 2026STC ST02287LAReplacement of Pratt & Whitney JT3D series engine with Pratt & Whitney JT8D-219 engine and associated systems in all positionsOmega Air, Inc. · Apr 7, 2026STC ST04222ATInstallation of a Fuel System ModificationOmega Air Inc. · Apr 7, 2026STC ST04593CHInstallation of Astronics EmPower In-Seat Power SystemAstronics Connectivity Systems and Certification Corp. · Apr 7, 2026STC ST09142SCInstallation of a cargo/executive "combi" interiorOmega Air Inc. · Apr 7, 2026STC ST12282SECargo loading system installationB/E Aerospace, Inc. - FSI · Apr 7, 2026STC ST12333LAConversion of a Boeing 777-200LR all-passenger configuration to an all-cargo configuration airplaneMammoth Freighters LLC · Apr 7, 2026STC SA1024SOInstallation of AiResearch TPE331-5-252K engines replacing AiResearch TPE331-5-251K engines.Carpe Diem Aviation Services of Missouri, Inc. dba CD Aviation Services · Apr 6, 2026STC SR01957WIInstallation of the HD Sensor MountACE Aeronautics LLC · Apr 6, 2026STC ST03741NYViasat KA SATCOM Antenna System Installation, approve configurationsALOFT AeroArchitects · Apr 6, 2026STC ST04166ATInterior ReconfigurationAIRCRAFT RECONFIG TECHNOLOGIES, LLC · Apr 4, 2026STC SA04724NYInstallation of Aerocet 6650 amphibious floatsDH2 Floats, LLC · Apr 3, 2026STC SR04509CHInstallation of a Helitak FT4250 Super Puma Fire Tank Liquid Dispensing SystemHelitak USA, LLC · Apr 3, 2026STC SA02133SEInstallation of a Luma Technologies LT-4500 Series Integrated Light\Emitting Diode (LED) Display Panel and LT-3500 LED light modulesLuma Technologies LLC · Apr 2, 2026STC ST03619NYInstallation of SpaceX Starlink Aviation SystemDassault Falcon Jet Corp. · Apr 2, 2026STC ST04570CHInstallation of the following systems: Universal lnSight Electronic Flight Instrument System (EFIS), Dual Universal UNS 1FW WAAS FMS, Universal Datacom for CPDLC and FANS 1/A, Universal Kapture CVR with RIPS, Mid Continent Instruments MD 302 electronic standby instrument, Dual Garmin GTX 3000 ADS-B Transponders, Honeywell RDR-2100 weather radar, PS Engineering PAC 45 cockpit audio systemSoutheast Aerospace, Incorporated · Apr 2, 2026STC SA348NWInstallation of JASCO Model 7555-1 alternator kit on P&W R-985 series engine.Kenmore Air Harbor LLC · Apr 1, 2026STC SB04540NYThe installation of Aerostat Envelopes, Inc. model W-300-5 lifting envelopeRonald DiGiovanni · Apr 1, 2026