Supplemental type certificates

49,120 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 SA463NEInstallation of Aviation Instrument Model 510-24P and510-29B gyro horizons.Castleberry Instruments & Avionics, Inc · Sep 1, 1988STC SA1275NWInstallation of a Hartzell HC-C2YL-1BF/F7663A-4 propeller on a Lycoming O-320-E2A engineBob or Barbara Williams · Aug 31, 1988STC SA2170SOReplacement of Cleveland brake discs, P/N 164-15A, or 164-115A, with Appalachian Accessories' stainless steel brake discs, P/N 75-15A.Appalachian Accessories · Aug 30, 1988STC SA2300SOReplacement of Cleveland brake discs, P/N 164-26A or 164-126A, with Appalachian Accessories' stainless steel brake discs, P/N 75-27.Appalachian Accessories · Aug 30, 1988STC SA7474SWInstallation of Fuel Crossfeed/ Transfer Annunciator.Arkansas Modification Center Inc · Aug 30, 1988STC SA2403CEInstallation of Engine Anti- Detonation Injection (ADI) system for operation of the airplane on leaded and unleaded automotive gasoline, 91 minimum antiknock index (RON+MON/2).Petersen Aviation Inc · Aug 26, 1988STC SA1309GLInstallation of PAMCO Emergency Backup Pneumatic System.Pamco Industries Corp · Aug 25, 1988STC SA1320GLInstallation of PAMCO Emergency Backup Pneumatic System.Pamco Industries Corp · Aug 25, 1988STC SH7471SWInstallation of replacement fuel pressure transducer.Benz Sales Co, Inc · Aug 24, 1988STC SA3664NM-DInstallation of a Universal Navigation UNS-1A Flight Management System (FMS) with a Global Wulfsberg Airborne Flight Information System (AFIS) and the Skylight Avionics CDI-500 Digital Course Deviation Indicator (CDI).Gulfstream Aerospace Corporation · Aug 23, 1988STC SA1928CE-DInstallation of Collins EHSI-74 Electronic HSI System(s). (SA227-AC (C-26A) METRO III)Rockwell Collins Inc · Aug 22, 1988STC SA2392SOInstallation of tail cone Class D baggage compartment. (MU-300 Diamond I, IA)Hangar One, Inc · Aug 22, 1988STC SA3477SW-DInstallation of Century Command Electric Trim System Model AK984.Century Flight Systems Inc · Aug 22, 1988STC SA2399CEInstallation of UNS-1A Flight Management System.Midcoast Aviation Inc · Aug 19, 1988STC SA2400CEONE ONLY STC; S/N 157: Installation of AZ-800 air data system.Midcoast Aviation Inc · Aug 19, 1988STC SA2401CEInstall supporting structure for two-place side facing divan.Midcoast Aviation Inc · Aug 19, 1988STC SA2737SWRemoval of LPG regulator.AERCO · Aug 19, 1988STC SA2741SWInstallation of foldup gondola.AERCO · Aug 19, 1988STC SA4324NMInstallation of non-operating video monitors and applicable support structureFlight Structures Inc. · Aug 19, 1988STC SA5841SWInstallation of Extended Baggage Compartment.Ranger Aviation Enterprises · Aug 19, 1988STC SH5819SWInstallation of replacement fuel pressure transducer.Benz Sales Co, Inc · Aug 19, 1988STC SA2758SWInstallation of revised deflation valve.AERCO · Aug 18, 1988STC SA7083SW-DInstallation of the galley.Falcon Jet Corporation · Aug 18, 1988STC SA7184SW-DInstallation of S-TEC System 65 Two-Axis Automatic Flight Guidance System, Model ST-445.S-TEC Corporation · Aug 18, 1988STC SA2396SOInstallation of a Tailcone Missing Warning System.Jetaire Services, Inc · Aug 17, 1988STC SA2391SOModification of cabin interior.Cross Continent Aircraft Services, Inc · Aug 16, 1988STC SA2389SOInstallation of the Honeywell PRIMUS 870 Weather Radar System.Gulfstream Aerospace Corporation · Aug 12, 1988STC SA2390SOModification to the oxygen System.Gulfstream Aerospace Corporation · Aug 12, 1988STC SA7468SWInstallation of ceiling panels, sidewalls, and overhead bins.Madeira Air Supply, Inc · Aug 10, 1988STC SA4678SWInstallation of Pratt & Whitney AC L PT6A-20, -27 engine and airplane modifications to increase the maximum takeoff gross weight to 8,000 pounds.Southeastern Resources Corporation · Aug 9, 1988STC SA2781NMInstallation of AMI Model 1100 ( ) pilot and/or copilot seat.AMI Industries Inc · Aug 5, 1988STC SA2383CEInstallation of modified anti- collision light system.Midcoast Aviation Inc · Aug 4, 1988STC SA4340NMInstallation of a PT-6A-20 engine ont he left side and a PT-6A-6A on the right side, each installed per instructions of STC SA1016WE.Methow Aviation Inc · Aug 4, 1988STC SP1318GLInstallation of replacement electrothermal type de-icing boots.Rapco, Inc · Aug 4, 1988STC SA1053GLInstall hand controller to actuate rudder pedals.Zuehlk Byron · Aug 3, 1988STC SA1237SWMitchell automatic flight system Model AK314 consisting of altimatic IIIB-1 with optional automatic pitch trim and radio coupler and glide slope coupler.Century Flight Systems Inc · Aug 3, 1988STC SA1317GLInstallation of a Litton LTN 211 Omega/VLF Navigation System.Sun Country Airlines · Aug 2, 1988STC SA7183SW-DInstallation of S-TEC System 60 Single Axis Automatic Flight Guidance System, Model ST-103.S-TEC Corporation · Aug 1, 1988STC SA4327NMInstallation of an AVCO Lycoming Model TIO-540-V2AD engine and Hartzell HC-C3YR-1RF/F7854 propeller.Turbotech Inc · Jul 29, 1988STC SA4341NMIncrease in the zero fuel weight of the Boeing 727-100 airplane.Carstan Corporation · Jul 29, 1988STC SA7082SW-DInstallation of microwave oven system.Falcon Jet Corporation · Jul 29, 1988STC SA2384SOInstallation of software Version Phase III dated 1/26/86 in a dual Delco C-six Inertial Navigation system.Gulfstream Aerospace Corporation · Jul 28, 1988STC SA2610SW-DInstall an ARINC Communications Addressing and reporting system (ACARS)American Airlines Inc · Jul 28, 1988STC SA1257NWInstallation of Continental TSIO-520-N engine, McCauley 3AF32C93/82NC-6 propellers and associated systemsAAR Oklahoma Inc · Jul 22, 1988STC SA1263NWInstallation of Olin Industries cloud seeding equipmentAAR Oklahoma Inc · Jul 22, 1988STC SA1428NMInstallation of dual camera ports and associated equipmentAAR Oklahoma Inc · Jul 22, 1988STC SA1699NMInstallation of a side looking radar podAAR Oklahoma Inc · Jul 22, 1988STC SA2138NMInstallation of a belly mounted Norton Radome, a radar unit mounting hole in the belly pressure vessel, a drop chute access hole in the pressure vessel near the rear door, rerouted primary control cables with associated support brackets and an electronic rack in the aircraft cabin.AAR Oklahoma Inc · Jul 22, 1988STC SA2182NMInstalino of a belly mounted side looking radar pod.AAR Oklahoma Inc · Jul 22, 1988STC SA2195NMInstallation of dual camera belly ports.AAR Oklahoma Inc · Jul 22, 1988