N29321
STCs that may be installed · 364
Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do. In force first, then newest.
Query with SQL
duckdb -csv -c "SELECT m.matched_by, s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
FROM (
SELECT stc_number, min(side) AS side, arg_min(matched_by, side) AS matched_by, arg_min(matched_model, side) AS matched_model
FROM (SELECT stc_number, 1 AS side, 'airframe' AS matched_by, matched_model FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet' WHERE aircraft_model_code = '2073704'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41508')
GROUP BY stc_number
) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
ORDER BY m.side, s.status = 'Current' DESC, s.status_date DESC, s.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.
SELECT m.matched_by, s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
FROM (
SELECT stc_number, min(side) AS side, arg_min(matched_by, side) AS matched_by, arg_min(matched_model, side) AS matched_model
FROM (SELECT stc_number, 1 AS side, 'airframe' AS matched_by, matched_model FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet' WHERE aircraft_model_code = '2073704'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41508')
GROUP BY stc_number
) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
ORDER BY m.side, s.status = 'Current' DESC, s.status_date DESC, s.stc_numberRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
Airframe · Cessna 177
STC SA2938NMFabrication and installation of external hinged-plate spoilers and dive brakes.STC SA2960NMInstall 'stay put' (seat position locking device).STC SA1455NMInstallation of a flame proof auxiliary heater-dryer, Model12-1600.STC SA2577NMInstallation of Lycoming 0-360-F1A6 (modified per STC SE2574NM) and Hartzell HC-C2YK-1BK/FY666A-2STC SA5358SW-DInstallation of S-TEC manual electric trim system, Model ST-258.STC SA2536NMInstallation of McCauley 2D3614-E/78KM-4 propeller. (177 AS MODIFIED PER STC SA906CE)STC SA5346SW-DInstallation of S-TEC System 60 single axis automatic flight guidance system, Model ST-240.STC SA5336SW-DInstallation of S-TEC System 60 pitch stabilization system, Model ST-242, with optional automatic electric trim system.STC SA2010CEOperation on unleaded and/or leaded automotive fuel.STC SA3180SW-DInstallation of Mitchell Automatic Flight System Model AK420 consisting of Century I
Autopilot with Optional Omni Tracker SystemSTC SA3181SW-DInstallation of Mitchell Automatic Flight System Model AK421 consisting of Century
IIB Autopilot with Optional Radio CouplerSTC SA1418SOReplacement of rotor vanes in Airborne 211CC and 212CW vacuum pumps. (See limitations)STC SA1778NMInstallation of a descent rate control (DRC) system (wing spoilers and speed brakes) including pneumatic actuating system.STC SA5317SW-DInstallation of S-TEC System 40/50 single and two axis automatic flight guidance systems, model ST-243-40/50.STC SA2190NM PAGE 1Installation of electronics International Digital Volt/Amp Gauges and Accessories.STC SA1371SWWing leading cuff, wing tips and upper surface flow fences.STC SA1689NMInstallation of a Lycoming IO-320-B1A, Hartzell HC-C2YL-1BF-F7663-4 propeller and associated partsSTC SA906CEInstallation of Lycoming O-360-A1A180 hp engine and Hartzell HC-C2YK-1B/766A-2 or 7666-2 constant speed propeller.STC SA728NWInstallation of vented fuel cap.STC SA2654WEInstallation of Pathfinder Model P2A( ) autopilot.STC 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.)STC SA2386SWInstallation of S.A.F.E., EGT, CHT Systems.STC SA602NWInstallation of a Lycoming O-360-A1F6D engine, McCauley B2D34C211/82PCA-6 propeller, modified cowling and associated systemsSTC SA582NWFabrication of replacement wire rope cable assembliesSTC SA1431WEInstallation of rudder trim system.STC SA1347CEChrome-plate brake disc installation.STC SA86NWInstallation of automatic carburetor alternate air control unit.STC SA1261WEInstallation of control position indicator (CPI) system.STC SA798EAInstallation of Monitair exhaust gas combustion monitor kit.STC SA466SORemoval of right entrance door of cabin for aerial photography.STC SA2105WEInstallation of Model EGT-3 exhaust gas temperature monitor(with rising temperature alarm). (DC-6B (NAVY R6D-1Z) 680)STC SA1588WEInstallation of supplemental exterior flashing lights.STC SA890SWMedairco Automatic Fuel Alert F-2.STC SA001410BOInstallation of an AV-30-C Multi-Mode IndicatorSTC SA03108ATManufacture of engine cowling fasteners in accordance with MilSpec Products, Inc., Master Drawing List No. C177KDL, Revision A, dated February 22, 2005, or later FAA approved revision. Installation of engine cowling fasteners in accordance with MilSpec Products, Inc., Installation Instructions Document No. MS-C177C, Revision A, dated February 22, 2005, or later FAA approved revision.STC SA00765DE PAGE 1Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out functionality using the BendixKing KT74 Transponder and qualified position sensorSTC SA02153LA-DInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) SystemSTC SA02717NYInstallation of VoiceFlight Systems LLC VFS101 Speech Recognition ModuleSTC ST01085LAInstallation of the VNS 1000 Voice Navigation System.STC SA00281BO PAGE 1Installation of Avidyne Corporation MLX770 MultiLink Broadcast Transceiver P/N 700-00163-( ), Sensor Systems Inc. Antenna P/N S67-1575-109, or equivalent, and optional Avidyne Mounting Tray P/N 700-00165-000STC SA02153LAInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) System.STC SA01933LAInstallation of Garmin Model 400W / 500W Series GPS-WAAS Navigation SystemSTC SA01229SEInstallation of CNX80 GPS WAAS Navigator with integrated VHF Navigation and Communication radios.STC SA2350NMInstallation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories.
Engine · Lycoming 0-320 series
STC SE04651CHTo allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22STC SE00825WIInstallation of Specialty Products Spin-on oil filter on Lycoming Engines.STC SE2932SWInstall carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive.STC SE208SOInstallation of ice indicator in the carburetor.STC SE04349CHInstallation of SureFly electronic ignitionSTC SE01954SEInstallation of engine crankcase seal.