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 SH1869SOInstallation of King KNR-634 (copilots) VOR system.Sikorsky Aircraft · Jul 18, 1991STC SH1870SOInstallation of King KDM-706A (pilots) distance measuring equipment.Sikorsky Aircraft · Jul 18, 1991STC SH2357SOInstallation of a power monitor panel (INSCO).Sikorsky Aircraft · Jul 18, 1991STC SH2415SOInstallation of the Honeywell Primus-870 weather radar.Sikorsky Aircraft · Jul 18, 1991STC SH2512SOInstallation of a Single Wulfsberg Global GNS 500A series 4 VLF/Omega system.Sikorsky Aircraft · Jul 18, 1991STC SH2517SOInstallation of interior.Sikorsky Aircraft · Jul 18, 1991STC SH2807SOInstallation of a Universal Navigation system CVR-80 cockpit voice recorder.Sikorsky Aircraft · Jul 18, 1991STC SA7801SW-DInstallation of S-TEC manual electric trim system Model ST-471S-TEC Corporation · Jul 16, 1991STC SA2746CEInstallation of Bendix/King CAS-81 traffic alert and collision avoidance system. and MST-67A ATC Mode S transponder (2 each).Duncan Aviation, Inc · Jul 15, 1991STC SA2748CEInstallation of Collins 5-tube EFIS-85B(14) system.Duncan Aviation, Inc · Jul 15, 1991STC SA4983SWInstallation of Delco carousel-six inertial navigation system.Falcon Jet Corporation · Jul 15, 1991STC SA1628GLInstallation of Bendix TCAS II system comprised of the following P/N's: TPA-81A, TCAS processor; KFS-578A, TCAS control; two MST-67A, Mode S Transpondrs; two IVA-81A, TA/VSI: two ANT-81A, TCAS antenna; and four Dorne and Margolin DMNI 50-2, Mode S ant ennae. (550 S/N 550-0001 THRU 550-0626)Elliott Aviation Technical Products · Jul 12, 1991STC SA2745CEInstallation of the Universal Navigation Corp. CVR-80 cockpit voice recorder.Rockwell Collins Inc · Jul 11, 1991STC SA461NWInstallation of a Continental IO-520-D engine, McCauley D2A34C58-LMN/S-90AT-B and/or D3A32C90/82NC-2 propeller, engine mount and associated systems.Knopp Steve and Norma · Jul 11, 1991STC SA5170NMInstallation of a new fuel flow indicating system.Aviatek Aeronautical Systems · Jul 10, 1991STC SA7799SW-DInstallation of S-TEC two axis automatic flight guidance system Model ST-423S-TEC Corporation · Jul 10, 1991STC SA7800SW-DInstallation of S-TEC yaw damper system Model ST-424S-TEC Corporation · Jul 10, 1991STC SE5173NMInstallation of a replacement oil cooler adaptor, P/N ADC-310.Aviation Development Corporation · Jul 10, 1991STC SA862NEInstallation of a Franklin Model 4AC-199-E3 engine and a Sensenich Model 72DF-48 fixed-pitch wood propeller.Palmer Milton A · Jul 8, 1991STC SH8030SWInstallation of an engine fire detection system.California Helicopter Intn'l, Inc · Jul 8, 1991STC SA2723CEInstallation of bird strike modification.Omni-Tech, Inc · Jul 5, 1991STC SA2737CEInstallation of alternate static source modification.Omni-Tech, Inc · Jul 5, 1991STC SA2739CEInstallation of windshield anti-ice modification.Omni-Tech, Inc · Jul 5, 1991STC SA2740CEInstallation of flight control modificaton.Omni-Tech, Inc · Jul 5, 1991STC SA2741CEInstallation of cockpit voice recorder installation.Omni-Tech, Inc · Jul 5, 1991STC SA2742CEInstallation of standby attitude gyro.Omni-Tech, Inc · Jul 5, 1991STC SA2743CEInstallation of battery discharge monitor.Omni-Tech, Inc · Jul 5, 1991STC SA2744CEInstallation of emergency bus system.Omni-Tech, Inc · Jul 5, 1991STC SA2982SOInstallation of Mach Zero fuel tank assemblies.Mach Zero Hot Air Balloon Company · Jul 5, 1991STC SA1626GLInstallation of V-type and Y-type shoulder harness.Hooker Custom Harness · Jul 3, 1991STC SA1627GLReduction of passenger seating to nine passengers or less.Grand Aire Express, Inc · Jul 3, 1991STC SA2839SOModification to allow display of course deviation information.Gulfstream Aerospace Corporation · Jul 3, 1991STC SA7132SW-DInstallation of S-TEC yaw damper system, Model ST-084.S-TEC Corporation · Jul 3, 1991STC SA2736CEInstallation of Bendix/King CAS-81 traffic alert and collision avoidance system and MST-67A mode-S transponder (2 each).Duncan Aviation, Inc · Jul 2, 1991STC SA5171NMRearrangement of passenger accommodationsTramco Inc · Jul 2, 1991STC SA1582GLInstall Aero Fabricator shoulder harness and seat belt assembly.Aero Fabricators Co · Jul 1, 1991STC SA1583GLInstall Aero Fabricators shoulder harness and seat belt assembly.Aero Fabricators Co · Jul 1, 1991STC SA1584GLInstall Aero Fabricators shoulder harness and seat belt assembly.Aero Fabricators Co · Jul 1, 1991STC SA7167SW-DInstallation of S-TEC System 60 two axis automatic flight guidance system, Model ST-416, with optional autotrim system.S-TEC Corporation · Jul 1, 1991STC SA7186SW-DInstallation of S-TEC System 40/50 Single and Two Axis Automatic Flight Guidance Systems, Model ST-104-40/50.S-TEC Corporation · Jul 1, 1991STC SA1620GLInstallation of turbulence prediction systems advance warning airborne system (AWAS), Honeywell windshear detection system (WSS), and a Sundstrand data recorder.Northwest Airlines Inc. · Jun 28, 1991STC SA4094NMInstallation of Oilamatic engine preoiler.Oilamatic Inc · Jun 28, 1991STC SA4518NMInstallation of class E cargo compartment. (240 SERIES 53)Luft Air, Inc · Jun 28, 1991STC SA5096NMRemoval of original engine oil cooler and installation of a Piper engine oil cooler. Limited to installation on serial number 2170 ONLY.Greco Robert · Jun 28, 1991STC SE2734CEContinental P/N 530182, crankshaft is being replaced with crankshaft P/N AS530182 obtained by modification of Continental PC-60(Packette) engine crankshaft.Air Sports Inc · Jun 28, 1991STC SA5091NMInstallation of the predictive/reactive windshear/evaluation system. (737-3TO)Continental Airlines, Inc · Jun 27, 1991STC SA1614GLReplace existing window in main cargo door with National Aircraft Service, Inc. vent door.National Aircraft Service, Inc · Jun 26, 1991STC SA7795SW-DInstallation of S-TEC System 65 two axis automatic flight guidance system model ST-470.S-TEC Corporation · Jun 26, 1991STC SA7796SW-DInstallation of S-TEC System 65 two axis automatic flight guidance system, model ST-470.S-TEC Corporation · Jun 26, 1991STC SA7797SW-DInstallation of S-TEC System 65 two axis automatic flight guidance system, model ST-470.S-TEC Corporation · Jun 26, 1991