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 SA2569WEInstallation of battery temperature monitor system.K S Avionics, Inc · Mar 24, 1976STC SE959EAModification to higher compression ration.Agrotors, Inc · Mar 16, 1976STC SA1062CEInstallation of Collins AP-107 autopilot.Collins Radio Group · Mar 15, 1976STC SA269NWExtension of the engine mount and cowling to accommodate a starter on a Continental C-85 engine installationAviation Inspection & Repair Inc · Mar 12, 1976STC SA3145WEInstallation of Sperry Model Block V SP-50 autopilot and Honeywell Air Data computer.AiResearch Aivation Service Co · Mar 12, 1976STC SA67RMInstallation of trash module in aft coat closet. (737-212)Frontier Airlines Inc · Mar 12, 1976STC SH960EAIncorporation of AVCO Lycoming Model VO-435-A1F or VO-435-A1F engine modified in accordance with STC SE959EA.Agrotors, Inc · Mar 11, 1976STC SA6RMInterior arrangement modification. (737-2C0, -247, -291, -214, -2H4, -212, -222)Frontier Airlines Inc · Mar 10, 1976STC ST888SOInstallation of Litton 'Digiprox' ground proximity warning system.Litton Systems, Inc · Mar 9, 1976STC SA244NWInstallation of HE-206-010 bleed air heater system.Flippo J E · Mar 2, 1976STC SH2298SWInterior arrangement and installation.Associated Air Center · Mar 2, 1976STC SA3151WEInstallation of 3000 gallon external retardant tanks under the fuselage at the wing center section.Aero Union Corporation · Feb 27, 1976STC SA886SOInstallation of Bendix M-4D automatic flight control system in cluding optional manual electric pitch trim and optional flight director system.Bendix Corporation Avionics Div · Feb 26, 1976STC SA490ALInstallation of leading edge cuff.Center Charles C · Feb 20, 1976STC SA528ALInstallation of welded steel rear float fittings.Center Charles C · Feb 20, 1976STC SA545ALInstallation of leading edge cuff.Center Charles C · Feb 20, 1976STC SA555ALInstallation of welded steel rear float fittings.Center Charles C · Feb 20, 1976STC SP829SOVibration approval for single engine tractor installations only, on P & W Model P985-AN-1, -AN-3, -AN-14B, -25, -27, -39A, T1B2 and T1B3 engines. (2D 30/6101A-10S)Metropolitan Propeller Repair, Inc · Feb 20, 1976STC SP830SOVibration approval for single engine tractor installation only, on P & W Model R1340-AN-1(S3H1 or S1H1 commercial designation engines. (12D 40/6101A-10S)Metropolitan Propeller Repair, Inc · Feb 20, 1976STC SA259NWInstallation of TCM continuous flow fuel injection system (EQ No. 5706)replacing carburetion system.Collins Aviation Inc · Feb 17, 1976STC SH109GLInstallation of CH-34A titanium firewall with intumescent coating.Lake Line Helicopters Inc · Feb 17, 1976STC SA106GLInstallation of Gerdes Products wheels and brakes.Gerdes Products Co Inc · Feb 13, 1976STC SA3143WEInstallation of Hermes LD-3 Koolflite hygroflite grower unit-cargo container.Hermes Enterprises · Feb 13, 1976STC SA101GLInstallation of Collins AP-107 autopilot.Collins Radio Company · Feb 11, 1976STC SA108GLInstallation of Continental IO-520D engine and McCauley D2A34C58/90AT-10 propeller.Weber's Aero Repair, Inc · Feb 11, 1976STC SA66GLInstall Collins AP-106 autopilot consisting of Collins 913K-1 two each 334C-9 (662-0964-001, -002), 334C-6 (622-0965-002), 590A-6, 614E-1, 339T-1, 161H-1, 590B-3, and 390B-18 units.Collins Radio Company · Feb 11, 1976STC SA164ALInstallation of auxiliary cabin heater and cowl flaps.Wilbur's Flight Operations · Feb 10, 1976STC SA1375WEInstallation of Dukes Astronautics Model 4140-00-39 Auxiliary Fuel Pump into fuel systemCollins Aviation Service · Feb 4, 1976STC SH877SOInstallation of tail rotor guard assembly.Jungle Aviation & Radio Service, Inc. · Feb 2, 1976STC SA1197CEInstall Teledyne/Gill lead- acid battery, BB638T with venting and neutralizer, in lieu of nickel-cadmium.Teledyne Battery Products · Feb 1, 1976STC SA1033EAReplace steel oil cooler lines with Aeroquip type 303-8 hose using AN-823-8D elbows, AN-816-8D nipples and AN-321-8 hose fittings.Thompson Walter Sr · Jan 29, 1976STC SA2669WEInstallation of rear cockpit canopy.Universal Technology · Jan 27, 1976STC SA107GLConversion of oil lubricated de-ice pumps and related hardware to Airborne dry air pump 400 series conversion kits.Airborne Manufacturing Co · Jan 23, 1976STC SA3137WEInstallation of courier seat module assembly.Trans Intl Airlines · Jan 21, 1976STC SA878SOInstallation of Silver Instruments Fueltron III, fuel flow gages.Atlantic Aero, Inc · Jan 21, 1976STC SA2284SWInstallation of Ignition current monitor system.BKM Systems · Jan 19, 1976STC SA3136WEInstallation of ice shield on fuselage.Apollo Airways, Inc · Jan 19, 1976STC SA105GLInstall a pitot-static tube.Kleven Lowell · Jan 16, 1976STC SA570ALInstallation of square horizontal stabilizer, elevator and rudder. (PA-12 SERIES Normal Category ONLY)Ronald E Sullivan · Jan 16, 1976STC SA231ALInstallation of Piper PA-14 wing flaps.Schaeffer Rodney E · Jan 15, 1976STC SA3134WEInstallation of Collins ground proximity warning system.Air California · Jan 7, 1976STC SA3093SW-DMitchell automatic flight system AK577 consisting of Century I auto-pilot with optional omni tracker.Mitchell Industries, Inc · Dec 30, 1975STC SA418SOInstallation of low oil pressure warning lights.Delta Aviation, Inc · Dec 23, 1975STC SA919EAInstallation of Collins AL 101 radio altimeter system.Air New England · Dec 23, 1975STC SE77WEOne Only STC Installation of two seal locking pins in the oil transfer collar, Serial No, 53005-3Huntington Beach Police Department · Dec 23, 1975STC SA878EAInstallation of SFENA standby horizon indicating system.Ozark Airlines, Inc · Dec 22, 1975STC SA3128WEInstallation of 376 passenger interior arrangement and associated oxygen system modifications.Trans Intl Airlines · Dec 15, 1975STC SA19PCInstallation of fuselage cutout and supporting structure for aerial camera.Pacific Missionary Aviation · Dec 12, 1975STC SA3127WEInstallation of first class passenger seats incorporating unitized oxygen systems.Western Airlines, Inc · Dec 11, 1975STC SH242NWInstallation of battery in Hughes369HS helicopter to replace original.Keefer Aircraft Engineer · Dec 11, 1975