N73021
STCs that may be installed · 251
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 = '2071402'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17008')
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 = '2071402'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17008')
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 120
STC SA4721NMInstallation of SynCon alarm system.STC SA1429GLInstall Aero Fabricators shoulder harness and seat belt assembly.STC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.STC SA1378GLInstall replacement rear carry-thru wing spar P/N U-0411476, Rev. A, dated 1/24/89.STC SA4338NMInstallation of flap and aileron bay gap seals.STC SA3862NM PAGE 1Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories.STC SA1143CEInstallation of Aero Fabricators muffler assemblies P/N E477-001(L.H.) and P/N E477-002 (R.H.).STC SA2232SOReplacement of Cleveland brake discs P/N 164-26 or 164-126 with Appalacian Accessories' stainless steel brake discs P/N 75-27.STC SA3620NMApplication of polyurethane finishing system.STC SA3500NMInstallation of a dorsal fin.STC SA1690NMInstallation of McCauley propellerSTC SA1455NMInstallation of a flame proof auxiliary heater-dryer, Model12-1600.STC SA3300NMUse of unleaded automobile gasoline, 87 minimum antiknock and 88 minimum antiknock index leaded automobile gasoline.STC SA4-302Installation of BN-1 propeller spinner.STC SA2190NM PAGE 1Installation of electronics International Digital Volt/Amp Gauges and Accessories.STC SA1351WEReplace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12)STC SA268CEInstallation of tow hitch assembly.STC SA4-1210Installation of Eonnex cover on aircraft surfaces.STC SA976NWInstallation of Cessna Model 150 seats, modified seat rails on custom made channels and seat beltSTC SA904NWInstallation of a modified instrument panel, an aircraft alternator system, and a shortened controlc olumnSTC 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 SA673NWInstallation of a McCauley propeller on a Continental engineSTC SA1209WEReplacement of wing drag wires in two outboard wing bays with 3/16 inch Stratton Aero Enterprises drag wires.STC SA582NWFabrication of replacement wire rope cable assembliesSTC SA121CENose and main gear wheel fairing(Jetstreams) using standard unaltered Cessna landing gear and nose gear fork for model and year using 500 x 5 nose and 600 x 6 main gear tires.STC SA69NWInstallation of Matney's engine charge air-air filter assembly. (AA-1B, AA-1, AA-1A 1969 AND ON) (AA-5 1972, 1973 AND 1974 ONLY)STC SA1884SWInstallation of Continental O-200-A engine and McCauley MCM-1-A-100 propellerSTC SA86NWInstallation of automatic carburetor alternate air control unit.STC SA798EAInstallation of Monitair exhaust gas combustion monitor kit.STC SA388SOMetalize wings, wing landing/taxi light installation.STC SA1143SWRedesigned muffler assemblies.STC SA4-674Eonite covering on wings.STC SA267SWInstall a Continental O-200-A engine and a McCauley 1A100 MCM propellerSTC SA1350WEReplace existing fabric on wings, fuselage, empennage and/or control surfaces with fiberglass cloth.STC SA99EAInstallation of Fram lube oil filter Model PB55-1.STC SA54CECovering of wings with .020-inch 24ST aluminum.STC SA1177WEWECO carburetor temperature monitor.STC SA147CEMoni-Meters on aircraft equipped with King KY-90, KY-95, Narco Mark 4 or Mark 12 transceivers.STC SA295WEMounting bracket fabrication.STC SA3-114Instrument panel modification.STC SA331CENew base instrument panel incorporating artificial horizon.STC SA34CETow hitch assembly.STC SA4-1200Delco-Remy generator 1101879 and regulator 1118384.STC SA4-1346Fiberglas covering of airplane surfaces.STC SA4-174Glass cloth application over muslin to wings only.STC SA4-207Spar reworked to facilitate rigging of metalized wings.STC SA4-803Ceconite 101 covering of wings.STC SA4-840Fabric replaced with glass cloth on wings, fuselage, empennage and/or control surfaces.STC SA4-916Installed Tricycle gearSTC SA4-360Recovering of wings with aluminum alloy sheet.