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 SA287GLInstallation of Lycoming O-320-D2B engine and McCauley Model 1C172/TM propeller using the existing installation hardward on an aircraft previously modified in accordance with STC SA572CE.Shanklin Max L · Dec 15, 1978STC SA2137WEInstallation of Litton inertial navigation system(s) LTN51 (dual or single) or LTN72 (dual or single).Litton Systems, Inc · Dec 14, 1978STC SA804SOInstallation of Bendix M-4D automatic flight control system, including integration into the existing Swearingen pitch trim and yaw damping systems.Bendix Corporation Avionics Div · Dec 14, 1978STC SH694NWInstallation of Model 2512 weighing system.Onboard Weighing Systems · Dec 14, 1978STC SA3804WEModifications to permit an increase in maximum allowable zero fuel weight.G S Rasmussen · Dec 13, 1978STC SA1463CEInstallation of microwave landing system airborne equipment.Wilcox Electric, Inc · Dec 12, 1978STC ST806SOInstallation of a cargo floor, smoke detector system and cargo restraint bulkhead.Aeronautical Engineers, Inc · Dec 12, 1978STC SA796EAInstallation of six-seat pallet.Evergreen Air Center Inc · Dec 11, 1978STC SA3800WEInstallation of a 130 passenger seating arrangement, two galleys, and associated water drain mast.Aerotron Aircraft Radio, Inc · Dec 6, 1978STC SA3801WEInstallation of cargo door and cargo floor.Hamilton Aviation Co · Dec 6, 1978STC SA272GLInstallation of Intercontinental Dynamics Corp. engine vertical scale instruments.Intercontinental Dynamics Corp · Dec 5, 1978STC SA551SWModify Beechcraft C18 cowl to fit Grumman G-21A.Pan Air Corporation · Nov 30, 1978STC SA3780WEInstallation of Continental IO-502-K engine, Hartzell propellers,and associated installation components.Air Repair · Nov 29, 1978STC SA677NWInstallation of a Continental engine and McCauley propellerHowell Harley L · Nov 29, 1978STC SA2718SWInstallation of aft toilet.Falcon Jet Corporation · Nov 28, 1978STC SA3799WEInstallation of flexible stainless steel oil cooler hoses.Aircraft Metal Products Corporation · Nov 28, 1978STC SA2293SWInstall P&W ACL PT6A-34 engines.Jetstream, Inc · Nov 27, 1978STC SA656ALInstall Avco Lycoming O-320-A2B or O-320-E2D engine and McCauley1A175/GM 8246 propeller.Crosswinds STOL · Nov 27, 1978STC SA657ALInstall Avco Lycoming O-320-A2B or O-320-E2D engine and McCauley1A175/GM 8246 propeller.Crosswinds STOL · Nov 27, 1978STC SA847SWMain landing wheel doors.Houde Fiberglass Products · Nov 27, 1978STC SH690NWInstallation of cyclic operated counter system.Weyerhaeuser Company · Nov 27, 1978STC SA3714WERevise existing interior to include three place side facing divan, galley, storage cabinet, three folding tables, cockpit door, stereo/flitephone cabinet, T.V./ recorder cabinet and shoulder harness restraint for divan.Aerotron Aircraft Radio, Inc · Nov 22, 1978STC SA68SODown-draft cowling and baffles.Swift Alturair · Nov 22, 1978STC SA691NWInstallation of Sorm Bulk Liquid Cargo Takn AssemblySorm Inc · Nov 22, 1978STC SH647NWInstallation of cargo baskets.Inland Helicopters · Nov 22, 1978STC SH898EAInstallation of pod type cargo container kits.Skypods Limited · Nov 22, 1978STC SA851CE-DIncrease maximum ramp weight to235,000 lbs. and zero fuel Weight to 156,000 lbs. (720-030B)Boeing Company · Nov 21, 1978STC SA1239CE-DGrimes coffee maker and warmer unit installation.Boeing Company · Nov 20, 1978STC SA2333SWInstallation of fiberglass tailcone for magnetometer.A D Howard Jr · Nov 20, 1978STC SA308EAInstallation of carburetor ice detection system 105AP in single and twin engine aircraft and single engine helicopters powered by Continental, Franklin, and Lycoming type engines equipped with Marvel-Schebler MA-2, MA-3, MA-4, MA-4-5, MA-6 and HA-6 series carburetors. (Normal,Utility and Acrobatic Category airplanes and helicopters equipped with engines and carburetors as described.)Alfred R Puccinelli · Nov 20, 1978STC SA16GLInstall AMF inverter MGE 23-400.Leland Electrosystems, Inc · Nov 17, 1978STC SA3790WERemoval of front half of rear cargo door.Blumenthal James R · Nov 17, 1978STC SA45GLInstall AMF inverter MGH 549-1.Leland Electrosystems, Inc · Nov 17, 1978STC SA685NWInstallation of a Lycoming engine, a Sensenich propeller, PA18 landing gear, and drooped wing tipsYarnell, Don C. · Nov 15, 1978STC SA283GLInstallation of a Continental IO-520-B, -BA engine modified in in accordance with STC SA282GL and a Symbolic Displays fuel flow indicating system, Model CFS-1000.Hartzog Aviation, Inc · Nov 14, 1978STC SE282GLInstallation of a fuel flow transducer, Symbolic Displays P/N 201B.Hartzog Aviation, Inc · Nov 14, 1978STC SA1039EAInstallation of animal restraint system for air shipment of livestock.Transmeridian AirCargo Ltd. · Nov 9, 1978STC SA3784WEInstallation of Continental O-470-15 engine, McCauley 2A36C1/90M Constant Speed Propeller, extended engine cowl lip, Jasco 50 amp alternator, modified 24 volt electrical system and associated changesRichard H Wallace · Nov 9, 1978STC SA639NWInstallation of a Lycoming O-320-A2D engine, Sessenich 74DM6S8-1-56 propeller, and larger carburetor fuel inlet lines installedJames F Adkins · Nov 8, 1978STC SA1238CE-DInterior conversion to 177 tourist class passengers. (727-225)Boeing Company · Nov 7, 1978STC SA1457CEInstallation of microwave landing system airborne equipment.Wilcox Electric, Inc · Nov 7, 1978STC SA1458CEInstallation of microwave landing system airborne equipment.Wilcox Electric, Inc · Nov 7, 1978STC SA1459CEInstallation of mocrowave landing system airborne equipment.Wilcox Electric, Inc · Nov 7, 1978STC SA1460CEInstallation of microwave landing system airborne equipment.Wilcox Electric, Inc · Nov 7, 1978STC SA282NWInstallation of Lycoming GO-435 and GO-480 series engines, Hartzell HC-A3X and HC83X series propeller, new nacelle, engine mount, modified rear spar, and associated systems.STC Bee, Inc · Nov 7, 1978STC SA328SORepair of corrosion damaged wing spar scarf splices.Marco Island Airways Inc · Nov 7, 1978STC SA275GLModification of cabin and cockpit conditioned air and air distribution system.Air Illinois, Inc · Nov 6, 1978STC SA26PCInterior arrangement, increase in passenger seating configuration for m 118 to 127.Aloha Airlines Inc. · Nov 2, 1978STC SA682NWInstallation of two, 6 Gallon auxilliary fuel tanksRoss, Warren B. · Nov 2, 1978STC SA3772WEInstallation of cargo tie downs in aircraft modified per STC No. SA2733WE.West-Figueroa Trust · Nov 1, 1978