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 SA4-366Horizontal stabilizer tip, rudder spring tab, Learstar tail cone, elevator spring tab, Goodyear wheels and brakes, modification of wing trailing edge and reducing flap travel, change of stabilizer incidence.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA4-368Picture window.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA4-425Modification per STC SA4-69 except gross weight modification per Dwg. 600030B, engine per Dwg. 606399 and DCN-1, picture window per STC SA-368 and pilot seat per STC SA4-397.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA4-58Oil tank assembly for increased oil supply.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA4-59Cockpit seats.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA4-644Lear L-5B autopilot.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA4-71Rudder spring tab assembly.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA4-715Westinghouse air brake AH-5 decelostat anti-skid unit.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA4-732Alternate fuel source on aircraft with Wright Cyclone engines with flow meter installation.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA4-738Modification to 'Learstar' (NOTE12 of Aircraft Spec A-723) except installation of Wright R1820-56A, -66, or -72A engines as per Dwg. 606327 DCN B-15.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA4-838Sperry A-12 autopilot.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA47WEInterior and equipment installation.Garside's Aircraft & Engine Parts & Svc Inc · Feb 1, 1984STC SA1536SOInstallation of a Sundstrand965-0376-088 ground proximity warning system. (727-30)Commodore Aviation, Inc · Jan 31, 1984STC SA4413SWInstallation of parabolic mirror.Amchris Aviation System · Jan 31, 1984STC SH2231NMInstallation of Pheromone aerial application system. (47H-1 Restricted cat.)Herculite Products, Inc · Jan 30, 1984STC SH2251NMInstallation of pheromone aerial application system. (US ARMY OH-13E M74)Herculite Products, Inc · Jan 30, 1984STC SA227NEInstallation of ground proximity warning system.Scandinavian Airlines System · Jan 20, 1984STC SA228NEInstallation of Sperry Primus 800 coloradar system.Atlantic Aviation Corporation · Jan 20, 1984STC SA229NEInstallation of Motorola NA137 Selcal SystemAtlantic Aviation Corporation · Jan 20, 1984STC SA230NEInstallation of a Sperry VA-100 voice advisory system.Atlantic Aviation Corporation · Jan 20, 1984STC SA231NEInstallation of a Sperry data NAV III system.Atlantic Aviation Corporation · Jan 20, 1984STC SA232NEInstallation of emergency power system.Atlantic Aviation Corporation · Jan 20, 1984STC SA233NEInstallation of a dual Sperry EDZ-800 electronic flight instrument system.Atlantic Aviation Corporation · Jan 20, 1984STC SA234NEInstallation of an emergency lighting systemAtlantic Aviation Corporation · Jan 20, 1984STC SA235NEInstallation of a dual Sperry MHRS heading compass system.Atlantic Aviation Corporation · Jan 20, 1984STC SA236NEInstallation of a #2 Sperry AZ-242 ADC system.Atlantic Aviation Corporation · Jan 20, 1984STC SA237NEInstallation of Intercontinental Dynamic Corp. SP/N 585-37470-011 fuel used indicator.Atlantic Aviation Corporation · Jan 20, 1984STC SA1937CEInstallation of Wilcox microwave landing system.Wilcox Electric, Inc · Jan 19, 1984STC SA4327WEInstallation of rudder, brake, and flap systems hand controls MFG.Doty Terry · Jan 19, 1984STC SA1567SOInstallation of Appalachian Accessories' brake rotor P/N 75-27.Appalachian Accessories · Jan 18, 1984STC SA1568SOInstallation of Sorensen external fuselage insecticide spray tank and associated spray equipment.Martin County Environmental Services · Jan 18, 1984STC SA5262SW-DInstallation of S-TEC System 60 pitch stabilizer System Model ST-079 with optional automatic electric trim system.S-TEC Corporation · Jan 17, 1984STC SA2023NMInstallation of a stretcher carrier P/N AM 2003.Air Medic, Inc · Jan 11, 1984STC SA699GLInstallation of Airborne fuel pump1C54-1 as a replacement for Piper fuel pump P/N 50595-2, 50595-4, 55428-2.Parker Hannifin Corp · Jan 11, 1984STC SA700GLInstallation of Airborne fuel pump1C54-1 as a replacement for Piper fuel pump P/N 50595-2, 50595-4, and 55428-2.Parker Hannifin Corp · Jan 11, 1984STC SA189NEModification of cargo floor.Combs Freightair · Jan 10, 1984STC SA190NEInstallation of cargo door.Combs Freightair · Jan 10, 1984STC SA225NEReplace original wheel brake discs with discs modified in accordance with Aviation Services.Aviation Services, Inc · Jan 10, 1984STC SA5257SW-DInstallation of S-TEC manual electric trim system Model ST-253.S-TEC Corporation · Jan 10, 1984STC SA139NEOverboard Service Installation.Georgetown Aircraft Serv · Jan 9, 1984STC SA2201NMInstallation of Eldec Corp. 9-320998-01 mass fuel flow indicating system.ELDEC Corporation · Jan 9, 1984STC SA2241NMInstallation of spare (nonworking) generator mounting rack.Winters Aircraft Engr Co · Jan 9, 1984STC SH2247NMInstallation of Jasco Model 7145T alternator.Wardle J F · Jan 5, 1984STC SA1545SOModify the wing fuel quantity system to install a new compensator and modify an existing probe.Republic Airlines, Inc · Jan 4, 1984STC SA5428SWInstallation of wind-driven freon air conditioning unit.Collins Aircraft Dynamics Inc · Jan 4, 1984STC SA5622SWUse of unleaded automobile gasoline.White Edwin C Jr · Jan 4, 1984STC SA2659NMIncrease in maixmum weight of Beech Model A36TC Airplane by 200 pounds to 3850Flightcraft Inc · Jan 1, 1984STC SH1535SOInstallation of the Collins ANS-31C area navigation system to include appropriate interface with the Sperry SPZ-7000 automatic flight control system.Sikorsky Aircraft · Dec 30, 1983STC SA3113WEInstallation of flap gap fairing.Thermal Aircraft Company · Dec 29, 1983STC SA4340SWInstallation of engine ring cowl.Texas ExplorAire, Inc · Dec 28, 1983