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 SA53RMInstallation of Sundstrand Data Control ground proximity warning system and glide slope monitoring system.Frontier Airlines Inc · May 13, 1977STC SA60RMInstallation of Sundstrand ground proximity warning system, glide slope monitoring system and Honeywell low range radio altimeter system. STC SA4-1100.Frontier Airlines Inc · May 13, 1977STC SA174GLModification of floor support between stations 228.5 and 353 to eliminate decrease in allowable floor loading with increased zero fuel weight.Zantop Air Transport Inc · May 12, 1977STC SA266NWInstallation of automatic flagman Model No. 6.Air Ag, Inc · May 12, 1977STC ST929SOInstallation of a cargo door.Aeronautical Engineers, Inc · May 10, 1977STC SB2WEInstallation of digital readout balloon envelope temperature indicator.Advanced Aircraft Components · May 6, 1977STC SB3WEInstallation of digital readout balloon envelope temperature indicator.Advanced Aircraft Components · May 6, 1977STC SB4WEInstallation of digital readout balloon envelope temperature indicator.Advanced Aircraft Components · May 6, 1977STC SA1324CEInstallation of Lycoming O-360-A1A engine and Hartzell HC-C2YK-1B/7666A-2 propeller.Avcon Industries Inc · May 5, 1977STC SA3396WEInstallation of hydromechanical fuel controls, computers, and harnesses.AiResearch Aivation Service Co · May 5, 1977STC SA2088SOInstallation of the Collins DLC-700(ACARS) system.Ryan Intl Airlines · May 4, 1977STC ST758SOMetal covering of wing flaps.Puerto Rico Intl Airlines Inc · May 3, 1977STC SA1123CEInstall AP-106 autopilot system and interface with either Collins FD-106 or FD-112 flight director.Collins Radio Group · May 1, 1977STC SA1124CEInstall AP-107 (2 axis) autopilot and interface with either Collins FD-106 or FD-112 flight director.Collins Radio Group · May 1, 1977STC SA1125CEInstall AP-107 (3 axis) autopilot system and interface with either Collins FD-106 or FD-112 flight director.Collins Radio Group · May 1, 1977STC SA1318CEChrome-plated brake disc installation.Engineering Plating & Processing, Inc. · May 1, 1977STC SA1321CEInstallation of dry ice dispenser.Avcon Industries Inc · May 1, 1977STC SA1322CEInstallation of dry ice dispenser. (Learjet 25F S/N 25-229 OR EARLIER)Avcon Industries Inc · May 1, 1977STC SA1325CEInstall food and beverage service center in aft passenger.Trans World Airlines Inc · May 1, 1977STC SA517EA-DInstall dual Litton LTN-51 INSAmerican Airlines Inc · May 1, 1977STC SA159WEAlcohol tank.Gordon B Hamilton · Apr 28, 1977STC SA168GLInstall Heath Kit Model 01-1154 aircraft digital clock/timer.Heath Company · Apr 28, 1977STC SA1821WEInstallation of two AiResearch TPE 331-1-101B engines, tricycle landing gear, fuselage extension and related modifications.Gordon B Hamilton · Apr 28, 1977STC SA2693WEInstallation of inertial air separator scoops.Gordon B Hamilton · Apr 28, 1977STC SA4-1113Installation of dual controls.Gordon B Hamilton · Apr 28, 1977STC SA419WEInstallation of modified tail wheel fork and truss assembly.Gordon B Hamilton · Apr 28, 1977STC SA440NWInstallation of a Lycoming O-320-E3D, Avcon engine mount, McCauley MTM 7653 propeller and associated changesBombard Charles A · Apr 27, 1977STC SH157GLInstallation of Lycoming VO-435-A1F engine.Agri Helicopter, Inc · Apr 22, 1977STC SL164GLModification: Move the velcro4 to 6 inches back away from the lip deflation panel.Wiederkehr Matt H · Apr 22, 1977STC SA120NWInstallation of Hartzell HC-B3P20-4/P10160-12E and/or 81HC-B3R20-4/R10160-12E propellers on Jacobs- Page R-755 series enginesWiprud William · Apr 20, 1977STC SA3379WEInstallation of bearing, P/N VTB02800 in lieu of Boeing bearing P/N 10-60545-143.Valley-Todeco, Inc · Apr 20, 1977STC SA15NEInstallation of Curtiss-Reed Model 55501-5 propeller in accordance with Curtiss installation and S-120-647, on aircraft equipped with Continental W-670-6N engine.Meyersburg Robert B · Apr 14, 1977STC SA3386WEInstallation of Lycoming IO- .54O-D4A.5 engine , Hartzell HC-C2YK-1J3F/F8467- 7R constant speed propeller.Francis E. Holsclaw · Apr 14, 1977STC SA423NWConversion of a Lycoming O-320-E2C (150 HP @ 2700 rpm) to a O-320-D2A (160 HP @ 2700 rpm) with a Sensenich M74DM-0-58 propellerStewart E Westcott · Apr 14, 1977STC SH199WEInstallation of stirrup assemblies to directional control pedals for operation by handicapped pilot.Dallwig Barry C · Apr 14, 1977STC SH200WEInstallation of stirrup assemblies to directional control pedals for operation by handicapped pilot.Dallwig Barry C · Apr 14, 1977STC SA429NWInstallation of a Simplex Model 4206 Aerial Spray SystemSimplex Manufacturing Company · Apr 11, 1977STC SA2448SWExtension of baggage area to F.S. 308, encompassing re-routing of powerplant and aileron control cables in baggage compartment area.Combs Harry B Jr · Apr 7, 1977STC SA1515SWReplace existing 13 x 5.0-4 wheel and tire w/14.5 x 5.5-6 wheel and tire.Aircraft Equipment Certification Corporation · Apr 6, 1977STC SA20PCOne Only STC SN 282-88, N88: Installation of Solid State Inverters, Replacement of UHF, ADF, and VHF Systems, and Installation of dual Sierra-King TACAN Systems.Aircraft Management Br. AFS Division FAA Pacific-Asia Region · Apr 4, 1977STC SH183WEInstallation of turbine overtemperature warning system.MRSC Incorporated · Apr 4, 1977STC SH184WEInstallation of turbine over- temperature warning system.MRSC Incorporated · Apr 4, 1977STC SA1901SWClipped wings, revised control system and added aileron and elevator servo tabs.Swick Aircraft Corp · Mar 29, 1977STC SA3374WEInstallation of bearing P/N VTB02220 as replacement for Boeing P/N 10-60545-113S in main landing gear lock system assembly.Valley-Todeco, Inc · Mar 29, 1977STC SA2700WEInstallation of Airborne Electronics solid state automatic propeller control Model 350A.Airborne Electronics · Mar 28, 1977STC SA430NWInstallation of Bulk Liquid Cargo Tank AssemblySorm Inc · Mar 28, 1977STC SH155GLInstallation of a removal skin on each side of engine compartment.McLaughlin F C · Mar 27, 1977STC SA2369SWInstall P&W ACL PT6A-45A engine.Frakes Aviation, Inc · Mar 25, 1977STC SA3377WEInstallation of flap gap fairing.Thermal Aircraft Company · Mar 24, 1977STC SA424NWInstallation of a camera bay and cutoutIrving C Allen Jr · Mar 23, 1977