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 SA2344WEInstallation of Collins Radio Co. Model FCS-10583 autopilot flight flight director systems.Collins Radio Company · Aug 20, 1971STC SA240WEConsolidation of STCs SA355CE and SA362CE into one STC having MASTER ELIGIBILITY LIST - amended to include improved power supply assembly and subchassis timer assembly for Twilighter MK III high intensity supplementary lighting system.Symbolic Displays, Inc · Aug 16, 1971STC SA501EA-DDelete of auxiliary vertical gyroAmerican Airlines Inc · Aug 16, 1971STC SA1356SWFabricate and install rib-wing fairing-inboard (flap attachment bracket).Vought Aircraft Svc Co · Aug 13, 1971STC SA2365WEInstallation of Hartzell HC-83X20-2/9333C or HC-A3X20-2/9333C propellers.Gallaher Bernard A · Aug 11, 1971STC SA2393WEInstallation of Satco, Inc. cargo net assembly P/N 31128-501 in conjunction with Tridair-Brownline cargo pallet assembly P/N 24076-51 and NAS 3610-2A4P pallet. (747-238B)Satco Inc · Aug 10, 1971STC SA253ALInstallation of McCauley 1A175/GM propeller.M R Borer Aircraft Svc · Aug 4, 1971STC SA279ALInstallation of McCauley 1A175/GM propeller on -135 models listed and installation of McCauley 1A175/GM8241 through GM 8244 on the -150 models listed.M R Borer Aircraft Svc · Aug 4, 1971STC SA790CEInstallation of engine condition monitor kit ECM-6.ECM Corporation · Aug 1, 1971STC SE11CEInstallation of aircraft integrated data system components on engine.Trans World Airlines Inc · Aug 1, 1971STC SA2396WEInstallation of Aural IAS Signalling deviceW A Sharp · Jul 29, 1971STC SA319WEMetal cover of wings in accordance with Air Fab Drawing No. 104, Rev. No. 1.Univair Aircraft Corp · Jul 29, 1971STC SA437WEInstallation of leading edge landing light in accordance with Air Fab Drawing No. 1011.Univair Aircraft Corp · Jul 29, 1971STC SA569EAInstallation of Tactair T-3 auto- matic pilot with A-651 horizon gyro and B-650 directional gyro.Stillwagon George B · Jul 29, 1971STC SA1354SWBendix manual electric trim system.Bendix Corporation Avionics Div · Jul 27, 1971STC SA2388WERemoval of left-hand exit.Everett A Redding · Jul 26, 1971STC SA1347SWInstallation of alternate vent for fuel pressure gages.Vought Aircraft Svc Co · Jul 22, 1971STC SA1344SWMitchell command electric trim AK267.Mitchell Industries, Inc · Jul 20, 1971STC SH440ALInstallation of cargo baskets.Alaskan Sky-Craft Co · Jul 16, 1971STC SA1338SWInstallatin of Cessna NAV-O-MATIC 400 autopilot.Autopilots Central, Inc · Jul 9, 1971STC SH131WEInstallation of EMPAC (U.S. Energy Corporation) Model TA-30 dual voltage alternator system(12 volts/60 amperes and28 volts/68 amperes) in lieu of12-volt alternator.US Energy Corp · Jul 7, 1971STC SA2372WEInstallation of Satco, Inc. cargo pallet assembly P/N 31094-501 in conjunction with NAS 3610-2B2N, -2B5N, and 1B2N net assemblies. (737-242C)Satco Inc · Jul 1, 1971STC ST464SOInstallation of Decca IIB 06 omnitrac area navigation system. Operations will not be predicated on use of vertical guidance information of area navigation system.Eastern Airlines, Inc · Jun 29, 1971STC SH125WEInstallation of AiResearch TSE-331-3U-303N engine and related changes. (Limited to serial number 55607).Aviation Specialties, Inc · Jun 25, 1971STC SA1332SWModification of fuselage for camera and navigation sight installationA D Howard Jr · Jun 24, 1971STC SA1984WEInstallation of inflatable slide for right rear emergency exit and for left rear service door; also International Inflatables emergency light No. 68555.Intl Inflatables Co · Jun 24, 1971STC SA2374WEInstallation of an air filter to the cabin pressure limit control outflow safety valve, P/N 103430-3 (707-320)Honeywell International Inc. · Jun 24, 1971STC SA2375WERemoval of main cabin door for the purpose of sport parachutingSeattle Sky Sports Inc · Jun 24, 1971STC ST470SOInstallation of aft cargo door.Bellomy-Lawson Aviation Inc · Jun 22, 1971STC SA2352WEInstallation of Satco, Inc. cargo net assembly P/N 31128-501 in con- junction with Tridair-Brownline cargo pallet assembly P/N 24076-51. (707-338C)Satco Inc · Jun 14, 1971STC SA1324SWBendix manual electric trim system.Bendix Corporation Avionics Div · Jun 10, 1971STC SH434ALInstallation of Alaskan Sky-Craft cargo baskets.Alaskan Sky-Craft Co · Jun 10, 1971STC SA1320SWExternal cargo baskets.Thales Avionics, Inc. · Jun 1, 1971STC SA772CEInstallation of Bendix P/N1978128-1 indicator and P/N1964771-3 inverter.Trans World Airlines Inc · Jun 1, 1971STC SA778CEAddition of large cargo door in left hand side of fuselage. (707-321)Boeing Company · Jun 1, 1971STC SA779CEInstallation of Bendix gyro horizon and inverter. (727-180C)Trans World Airlines Inc · Jun 1, 1971STC SA782CEInstallation of King Radio H-14 autopilot.King Radio Corp · Jun 1, 1971STC SE12CEInstallation of Gits Brothers Manufacturing Company dipstick filler cap assembly P/N 02297-2000.Gits Brothers Mfg Co · Jun 1, 1971STC SA466SORemoval of right entrance door of cabin for aerial photography.Columbus-Muscogee Avn, Inc · May 20, 1971STC SA4ALInstallation of auxiliary wing fuel tanks.F Atlee Dodge Aircraft Service · May 20, 1971STC ST467SOInstallation of AiResearch auxiliary power unit GTCP85-129M in the No. 3 anti-shock body. This installation is limited to ground use only.Modern Air Transport Inc · May 19, 1971STC SH88WEInstallation of cargo hook.Patterson Thomas A · May 10, 1971STC SA2151WEInstallation of Elevator and Aileron Electric Trim Tab SystemRobert J Bleeg · May 6, 1971STC SA2223WEInstallation of door mounted battery-powered emergency lights.Intl Inflatables Co · May 6, 1971STC SA2351WEInstallation of elevator and aileron electric trim tab systemRobert J Bleeg · May 6, 1971STC SA322CEManufacture hitch and bracket. Install tow hitch.Stubben-McCandless · May 6, 1971STC SA323CEManufacture hitch and bracket. Install tow hitch.Stubben-McCandless · May 6, 1971STC SA324CEManufacture hitch and bracket. Install tow hitch.Stubben-McCandless · May 6, 1971STC ST463SOInstallation of cargo door.Miami Aviation Corp · May 4, 1971STC SA873EAInstallation of General Precision GPK1000 doppler system and Collins618T-3 H.F. communication system.Grumman Aerospace Corp · Apr 28, 1971