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 SE1436CEModify engine to obtain 210 hp, 2800 rpm for 5 minutes at takeoff and 195 hp 2600 rpm maximum continuous.Isham Brad E · Mar 21, 1991STC SH3649SWInstallation of emergency medical system. (S-76A s/n 760168 only)Petroleum Helicopters Inc · Mar 21, 1991STC SA2618CEInstallation of a single global Wulfsberg GNS-500A series 5(Program version 5M) navigation system.Learjet Inc · Mar 19, 1991STC SA5127NMInstallation of Grimes retractable landing light.Wasser and Winters · Mar 15, 1991STC SA983GL-DInstallation of a Bendix TCAS II system comprised of the following model numbers: TPA-81A, TCAS processor; two MST-67A, Mode S transponders; KFS-578A, TCAS control; two IVA-81A, TA/VSI indicators; two ANT-81A, TCAS antennas; and four Dorne and Margolin DMNI 50-2-2, Mode S Antennas.AlliedSignal Aerospace Co · Mar 15, 1991STC SA5025NMInstallation of galleys and stowage modules.Composites Unlimited Inc · Mar 14, 1991STC SA4739NMInstallation of nose bowl, engine baffling, exhaust stacks, heat shrouds, carburetor heat box, and cabin heating and defrost controls.LeMasters Clifford · Mar 12, 1991STC SE8023SWInstallation and usage of AEROSHELLShell Development Co · Mar 11, 1991STC SA1570GLInstallation of on-board engine analyzer system.Masten Products Inc · Mar 8, 1991STC SA2634CEInstallation of an incubator support attached to the seat rails.Air Mod, Inc · Mar 8, 1991STC SA5112NMInstall dry applicator system.Simplex Manufacturing Company · Mar 6, 1991STC SA5133NMInstall turbocharger lubrication lines.Merlyn Products Inc. · Mar 6, 1991STC SA832NEInstallation of Dual Litton LTN-92 inertial navigation system with Global Navigation Data BankNDB-2.Delta Engineering · Mar 6, 1991STC SA2683CEInstallation of steering rod boots.McFarlane Aviation Inc · Mar 4, 1991STC SA7742SWInstallation of aileron counter balance spades to upper left and right ailerons.L & P Goosefoot Mfg Co · Mar 4, 1991STC SE5205NMInstallation of an Oilamatic engine filter screen adapter.Oilamatic Inc · Mar 4, 1991STC SA1530GLInstall PA-30 or PA-39 lower cowl oil drain access panel with relief for quick drain.Aztec Air Service, Inc · Mar 1, 1991STC SA2696CEInstallation of traffic alert and collision avoidance system with a transponder system/Duncan Aviation Inc · Mar 1, 1991STC SA7026SW-DInstallation of Navigation Battery Bus.Falcon Jet Corporation · Mar 1, 1991STC SA7248SW-DInstallation of the Standby Horizon System.Falcon Jet Corporation · Mar 1, 1991STC SA5121NMInterior main deck araangement that includes galleys, relocated PSU's, seats, ACARS, and inoperative galley medical outlets. (747-357)Flight Structures Inc · Feb 28, 1991STC SA5124NMInterior main deck arrangement that includes galleys, relocated PSU's, seats, and ACARS. (747-357BC)Flight Structures Inc · Feb 28, 1991STC SA5128NMElectrical provisions for a satellite communication system (SATCOM).Flight Structures Inc · Feb 28, 1991STC SA7791SW-DInstallation of manual electric trim system Model ST-407S-TEC Corporation · Feb 28, 1991STC SA690SWInstallation of plane booster safe flight wing tip kit number Maule 1.Murray David F · Feb 27, 1991STC SA7737SWInstallation of a litter pallet to right hand existing seat track.Omiflight Helicopters, Inc · Feb 27, 1991STC SA830NEInstallation of Tanis TAS-300 ground engine preheating system.Northeast Express Regional Airlines, Inc. · Feb 27, 1991STC SH5050NMInstallation of Tyler middle mount camera system in aft compartment of Aerospatiale AS-350 and AS-355 Series helicopters.Tyler Camera Systems · Feb 27, 1991STC SA746NEInstallation of a modified windshield. (172 S/N 28000 THRU 29000; 36000 THRU 36999; 46000 THRU 46754) (172A S/N 46755 THRU 47746)L P Aero Plastics, Inc · Feb 25, 1991STC SA2694CEInstallation of manually controlled engine induction alternate air heat system.Webco Aircraft Co · Feb 22, 1991STC SA1567GLInstallation of on-board engine system.Masten Products Inc · Feb 20, 1991STC SH827NEInstallation of fiberglass bear paws.Rilpa Enterprises, Ltd · Feb 20, 1991STC SH828NEInstalllation of fiberglass bear paws.Rilpa Enterprises, Ltd · Feb 20, 1991STC SH1006GLInstallation of a Shadin Co. fuel flow indicator.Shadin Company, Inc · Feb 19, 1991STC SA7789SW-DInstallation of S-TEC system60 two axis automatic flight guidance system, model ST-305, with optional automatic electric trim system.S-TEC Corporation · Feb 14, 1991STC SA2921SOInstallation of a Universal Navigation Corp. CVR 80 cockpit voice recorder.AMR Combs-Florida, Inc · Feb 13, 1991STC SA2922SOInstallation of dual Global GPS sensors.AMR Combs-Florida, Inc · Feb 13, 1991STC SA1988CEInstallation of the AID/RCAI battery temperature monitor on the optional 20 cell battery as a secondary system.R C Allen Instruments Inc · Feb 11, 1991STC SA1989CEInstallation of the AID/RCAI battery temperature monitor on the optional 20 cell battery as a secondary system.R C Allen Instruments Inc · Feb 11, 1991STC SA5028NMInstallation of a Continental O-200-A engine, McCauley 1A101/DCM propeller, and associated installation components. Limited to installation on serial number 7274 ONLY.Dutton William A · Feb 8, 1991STC SA5029NMLimited to installation on serial number 338 ONLY.Funk Naomi · Feb 8, 1991STC SA5041NMInstallation of cargo pallet and net.Satco Inc · Feb 8, 1991STC SA2691CEThis modification consists of the following: 1. Hydraulic pump replacement 2. relocated battery 3. change generator to alternator 4. add oil tank heater 5. recover control surface 6. decorative plating-landing gear 7. Modified front and rear Inst. panel 8. added carburetor & cylinder gages 9. added hourmeter 10. added strobe lights 11. changed engine air filter bracketSuburban Air Inc · Feb 7, 1991STC SA7966SWInstall Garrett TPE 331-1-101Z engine and Hartzell HC-B3TN-5/ T10282 (0 to +4) propellerS & R Aircraft, Inc · Feb 6, 1991STC SA823NEInstallation of a video monitor system.Video Technology Service, Inc · Feb 6, 1991STC SE825NEPW Thrust ReverserPratt & Whitney · Feb 4, 1991STC SA4635NMModification of wing lift struts.F Atlee Dodge Aircraft Service · Feb 1, 1991STC SA5396SW-DInstallation of S-TEC System 60 two axis automatic flight guidance system, Model ST-307, with optional automatic electric trim system.S-TEC Corporation · Jan 31, 1991STC SA610NEInstallation of Safeway deicer boot.Safeway Products, Inc · Jan 31, 1991STC SA688NEInstallation of Safeway Model 6900 deicer boot.Safeway Products, Inc · Jan 31, 1991