Supplemental type certificates

49,120 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 SA511SWInstallation of Mitchell Automatic Flight System Model AK153 consisting of Automatic Aileron StabilizerMitchell Industries, Inc · Nov 18, 1968STC ST702SO-DInstallation of Bendix FINDS. Limited to aircraft N421PA S/N 19266. (707-321B)Pan American World Airways, Inc. · Nov 15, 1968STC SA654EAInstallation of Honeywell hi-intensity recognition lights.Honeywell International, Inc · Nov 12, 1968STC ST653SOInstallation of LORAN/ADF antenna switching system (utilizing ADF sense antennas).Modern Air Transport Inc · Nov 7, 1968STC SA606SOInstallation of extended window L.H. and R.H. side of cabin.Aircraft Modification Engineering Company · Oct 22, 1968STC SA685EAInstallation of intercostals between fuselage station 487 to fuselage station 498.Atlantic Aviation Corporation · Oct 22, 1968STC SA1700WEInstallation of Dual Litton LTN-51 Inertial Navigation Systems. (707-153B)Litton Systems, Inc · Oct 21, 1968STC SA570CEInstall Models 14801 or 14802 Henry Engineering Company bar unit. (727-31)Trans World Airlines Inc · Oct 18, 1968STC SA1767WEInstallation of Galley Models CAG-10, -20, 30 and -40 maunufactured by Dale Engineering& Development, Inc. (720-024B)Continental Airlines Inc · Oct 10, 1968STC SA660SWInstallation of Fairchild Cockpit voice recorder part number A-100 and control panel number A-152.Braniff Airways Inc · Oct 5, 1968STC SA365SORemove fabric from ailerons, elevator, flap and rudder and replace with aluminum alclad.Hudson Aircraft Service · Oct 2, 1968STC SA1464WEInstallation of supporting structure and placards only for avionic components in the aft compartment.AiResearch Aivation Service Co · Oct 1, 1968STC SA1465WEInstallation of supporting structure and placards only for avionic compo- nents in forward compartment.AiResearch Aivation Service Co · Oct 1, 1968STC SA416EA-DInstallation of life rafts.American Airlines Inc · Sep 27, 1968STC SA531EAInstallation of EMCO autopilot monitoring system Model No. APMS-E. (707-121B)Pan American World Airways Inc · Sep 27, 1968STC SA764SWBendix M4C autopilot flight control system.Bendix Corporation Avionics Div · Sep 20, 1968STC ST631SOInstallation of loading and restraint system for palletized cargo.Jet Avion Corp · Sep 12, 1968STC SH101WEReplacement of existing 50 ampere generator with 100 ampere RWS-985-1340 generator.Aviation Power Supply Inc · Sep 5, 1968STC SA1777WEInstallation of Hamilton Standard3D40/6101A-17 propeller.Western Aircraft Sales · Aug 30, 1968STC SA1685WEInstallation of four Continental IO-520-E engines.Puerto Rico Intl Airlines · Aug 22, 1968STC SA432CEInstallation of Fenwall fuel vent surge tank protection system. (707-131)Trans World Airlines Inc · Aug 22, 1968STC SA958SWReplace Continental IO-470-F engine (260 hp) with Continental IO-520-D engine rated at 285 hp continuous and 300 hp at 2850 rpm for takeoff, in accordance with Paul Fournet Air Service Inc. installation instructions dated 9/24/68.Paul Fournet Air Service Inc. · Aug 7, 1968STC SA1276WEReplacement of carbon pile voltage regulator for 28-volt DC generator with Leland Airborne Products Type CSV-1105-2 solid state voltage regulator.Aviation Power Supply Inc · Jul 25, 1968STC SA5-29Install third seat in baggage compartment and relocate battery aft of baggage compartment.M R Borer Aircraft Svc · Jul 25, 1968STC SA5-7Install framing and seat in baggage compartment.M R Borer Aircraft Svc · Jul 25, 1968STC SA1-402Installation of 37K-2 Marker Beacon Antenna.Atlantic Aviation Corporation · Jul 24, 1968STC SA1748WEInstallation of Packard-built Rolls Royce V-1650-9A engine.Aero Sports Inc · Jul 23, 1968STC SA1399WEInstallation of Shell B1-Flon spray system.Simplex Manufacturing Company · Jul 19, 1968STC SA589EAInstallation of dual omnitrac navigation system.Seaboard World Airlines Inc · Jul 19, 1968STC SA647SOInstallation of AIF partition class divider P/Ns 402-1, 402-2, 402-3, 402-4, and header assembly P/Ns403-1 and 404-1. (720C)Aircraft Interior Fabricators, Inc · Jul 16, 1968STC SA270WEInstallation of Pratt & Whitney R-1340 engine and Hamilton Standard 12D40/6101A-12 propeller.Frenco Company · Jul 11, 1968STC SA422EA-DInstallation of dual Collins AL-101 low range radio altimeterAmerican Airlines Inc · Jul 8, 1968STC SA1545WEInstallation of cabin interior arrangement, air conditioning equipment, electrically operated air compressors.Aircraft Technical Service Inc · Jun 25, 1968STC SA1707WEInstallation of inverters.AiResearch Aivation Service Co · Jun 22, 1968STC SA504EA-DStowage compartment installation to house two life rafts plus miscellaneous items.American Airlines Inc · Jun 10, 1968STC SA516EA-DInstall 30 hz. choke in Bendix Course Indicator P/N 7236-2A12-A2American Airlines Inc · Jun 3, 1968STC SA611EAInstallation of dual A.C. electronics navigation systems on R/N N435PA, S/N 5034. (707-321B)Pan American World Airways Inc · May 21, 1968STC SA136ALInstallation of Lycoming O-320 engine.M R Borer Aircraft Svc · May 14, 1968STC SA322SO(1) Installation of 44-seat interior, (2) rearrange44-seat interior. Aircraft may be modified under either option. Approval of option 2 requires implementation of option 1.Piedmont Aviation Inc · May 10, 1968STC SA1566WEInstallation of Sperry SP-50 Mod Block IV Single Channel Autopilot. (727-35)American Airlines Inc · May 8, 1968STC SA1363WEInstallation of Fairchild Industrial Products Model A100 cockpit voice recorder system.Saturn Airways, Inc · Apr 30, 1968STC SA440EAInstallation of ADF sense antenna.Atlantic Aviation Corporation · Apr 19, 1968STC SA457EAInstallation of combined ASI/Machmeter.Atlantic Aviation Corporation · Apr 11, 1968STC SA536EAInstallation of Dorne & Margolin DMN 4-7 VOR/LOC antenna.Atlantic Aviation Corporation · Apr 11, 1968STC SA539EAInstallation of Collins 37P-5 glide slope antenna at fuselage station 114.Atlantic Aviation Corporation · Apr 11, 1968STC SA1195WEInstallation of dual Collins FS-108 flight director systems. (727-123)American Airlines Inc · Apr 8, 1968STC SA1575WEInstallation of dual Collins AL-101 radio altimeter system. (727-123)American Airlines Inc · Apr 8, 1968STC SA1576WEReplacement of Captain's altimeter and First Officer's altimeter and and installation of third altimeter. (727-123)American Airlines Inc · Apr 8, 1968STC SA421EA-DModify interior cabin arrangement to accommodate 139 passengers in an all coach configuration.American Airlines Inc · Apr 8, 1968STC SA866WEInstallation of ILS Back Course and Compass Switches. (727-123)American Airlines Inc · Apr 8, 1968