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 SA4403SWInstallation of S-TEC system 60 two axis flight guidance system Model ST-034 with optional autotrim systemS-TEC Corporation · Jun 30, 1981STC SH1247SOa. Installation of a Bendix RDR 1400B color weather radar system. b. Installation of a Bendix data navigation system when interfaced with an approved Omega/VLF navigation system and an approved data display system.Sikorsky Aircraft · Jun 30, 1981STC SA1245SOInstallation of an adjustable trim tab on the left aileron.Aero Trim, Inc · Jun 29, 1981STC SA1246SOInstallation of shoulder harness and headrest on the forward flight attendant's seat.Eastern Airlines, Inc · Jun 29, 1981STC SA202RMInstallation of dual Marconi Model CMA-740 or CMA-771Ports-of-Call Travel Club · Jun 25, 1981STC ST121RMInstallation of dual Marconi Omega navigation systems (Model CMA-740). (30A CV-990)Ports-of-Call Travel Club · Jun 25, 1981STC SA1162SOInstallation of a Bendix FCS-8700 or FCS-8700B automatic flight control system including optional flight director.Bendix Corporation Avionics Div · Jun 24, 1981STC SH4083SWInstall wire strike protection system.Bristol Aerospace Ltd · Jun 23, 1981STC SA1577WEInstallation of jump seat.AiResearch Aivation Service Co · Jun 22, 1981STC SH1214EAInstallation of Field Aviation moveable window panel(s) in aft door(s) only.Eagle Reach, Inc · Jun 22, 1981STC SA1242SOInstallation of a Bendix FCS-7700B automatic flight control system including optional flight director.Bendix Corporation Avionics Div · Jun 18, 1981STC SA1258NWInstallation of a modified Aviation Enterprises instrument panelWilliam B Ehlers · Jun 18, 1981STC SA533GLInstall a smoke elimination door.Zantop Intn'l Airlines, Inc · Jun 16, 1981STC SA2476SWInstall Global Navigation GNS-500A (-9 program).Falcon Jet Corporation · Jun 15, 1981STC SA1255NWInstallation of a Lycoming IO-360-B1B engine, Hartzell HC-C2YK-1BF/F7666A-2 propeller and associated systemsMelvin C Holten · Jun 11, 1981STC SA1256NWThe Beryl D'Shannon Aviation Specialties 15 gallong auxiliary fuel tanks installedFlightcraft Inc · Jun 11, 1981STC SA1254NWInstallation of Beech Model E35 front and rear wing spar center section carry-through members and Beech Model G35 wing panelsGeorge Opel · Jun 9, 1981STC SA1253NWInstallation of a Cee Bailey (one-piece) plexiglass windshieldKnowlton, Robert D. · Jun 8, 1981STC SA1241SOInstallation of McCauley 3A32C76M/82NB-2 propeller in lieu of standard two-bladed propeller.McGee Jack H & Sparks Kenneth E · Jun 5, 1981STC SA529GLInstallation of an eleven seat cabin interior configuration and safety belts.Frankfort Avn Svc Inc · Jun 5, 1981STC SA1251NWInstallation of Cleveland wheels and brakes, Goodyear tires/tubes, Univair front lift struts, top fuselage plexiglass window, L.H. fuselage tube frame window, and L.H. wing auxiliary (transfer) fuel tankStark, Robert C. · Jun 3, 1981STC SA31PCONE ONLY STC, S/N 45764, 45854, 45916, 45647: Modification of interior cabin arrangementsOverseas National Airways · Jun 3, 1981STC SA32PCONE ONLY STC, S/N 45764, 45854, 45916, 45647: Installation of Showa galleys (positions 1 & 3) Part No, 60002-100000 at fuselage station 380 and Part No. 60002-300000 at fuselage station 1320.Overseas National Airways · Jun 3, 1981STC SA4221SWInstallation of S-TEC system 60 two axis automatic flight guidance system, Model ST-019S-TEC Corporation · Jun 3, 1981STC SE44GLIncorporation of a fuel flow transducer.Shadin Company Inc · Jun 3, 1981STC SA4351WEInstallation of fuel line water drain system.Gross R R · Jun 2, 1981STC SA1653CEProvisions for a Litton IFIRS camera in the tailcone.Avcon Industries Inc · Jun 1, 1981STC SA1236SOInstall a navigation display transfer system.Gulfstream Aerospace Corporation · May 29, 1981STC SA1237SOInstallation of Sperry CM-200 comparator monitor.Gulfstream Aerospace Corporation · May 29, 1981STC SA1238SOInstallation of a forward external battery switch.Gulfstream Aerospace Corporation · May 29, 1981STC SA1239SOGlareshield modification.Gulfstream Aerospace Corporation · May 29, 1981STC SA1247NWInstallation of a redesigned instrument panel with center stack radios and a "U" shaped control yokeSheridan Flying Service · May 29, 1981STC SA1250NWInstallation of Cessna 310D propeller alcohol de-ice systemAlair Aviation Services, Inc. · May 29, 1981STC SH4175SWFour-place forward facing divan.Foster-Edwards Aircraft Co Inc · May 29, 1981STC SA1249NWInstallatino of a McCauley propeller, belly-mounted air driven generator and associated wiring, modified rear baggage compartment, fishing rod box, hat shelf, "D" windows, and cockpit floorboardsFisher, Albert R. · May 28, 1981STC SA1407CEInstall Fairchild auto-annunciator system.Trans World Airlines Inc · May 27, 1981STC SA1408CEInstallation of Delco Electronics triple C-IV inertial navigation system.Trans World Airlines Inc · May 25, 1981STC SA1229SOInstallation of dual Litton LTN-72R area navigation system.Page AvJet Corp · May 22, 1981STC SA1428SWCollins INS-61B inertial navigation system.Collins Aviation Service · May 22, 1981STC SE484GLInstallation of Rajay Model325E10-2, P/N RJ0332, or Model3BT5EE10J2, P/N 103574-00 turbocharger.Enstrom Helicopter Corporation · May 22, 1981STC SA1237NWInstallation of two PA-18, 17 gallon wing fuel tanks, one header tankBellows, Paul · May 21, 1981STC SA152NWInstallation of deck and glare shield (with or without instrument lights).Schroers R J · May 21, 1981STC SA1228SOInstallation of a Bendix FCS-8700B automatic flight control system including optional flight director.Bendix Corporation Avionics Div · May 20, 1981STC SA1234NWInstallation of a tail cone compartment ski rackNordstrom's · May 20, 1981STC SA1236NWInstallation of Scintilla S4LN20 magnetos, carbueretor heat box and exhaust system, a 6 gallon auxiliary fuel wing tank, an enlarged baggage compartment, a Scott 3000 tail wheel, dual brake installation, and Stits polyfiber coveringMercier, Michael S. · May 20, 1981STC SA474GLInstallation of a 'Townend' engine ring cowling assembly.Govus Steven · May 19, 1981STC SA1225NWInstallation of a Nite Sign, Inc. Model N47B Aerial Advertising SystemSeaplane Flying Inc · May 18, 1981STC SA1239EAInstallation of aerial survey configurations. (65-A90 LJ-76 AND LJ-114 THRU LJ-317)Field Aviation Co Inc · May 15, 1981STC SA1241NWInstallation of a Lycoming engine, hartzell propeller, new cowl, engine mount and related structures, Motorola alternator, and related systemsMojonnier Enterprises Inc. · May 15, 1981STC SA1231NWInstallation of a Continental engine, McCauley propellerKnopp, Steven L. · May 13, 1981