N28921
STCs that may be installed · 143
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 = '0420302'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17003')
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 = '0420302'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17003')
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 · Engineering & Research 415-C
STC SA4-179Fabric covering replaced with metal0.020 24ST and/or 75ST aluminum alloy covering.STC SA4-285BN-1 propeller spinner.STC SA4-361Aluminum alloy sheet on wings.STC SA4-399Metallizing of wings.STC SA4-441New lower engine cowl made of fiberglass with Hetron #92 resin.STC SA4-448New nose cowl made of fiberglass reinforced with Hetron #92 resin.STC SA4-638Single arm nose wheel fork with conventional double arm fabricated fork U415-34090-1-A and B.STC SA4-729Mounting brackets, flush window, and wiring to operate automotive type sealed-beam headlamp as a dual purpose landing and taxi light.STC SA4-801Ceconite 101 covering of wings.STC SA4-839Metal covering of wings.STC SA4-840Fabric replaced with glass cloth on wings, fuselage, empennage and/or control surfaces.STC SA1-208Two 4595 100-watt General Electric sealed beam landing lights in nose cowling.STC SA1-336Continental C-90-14F engine and McCauley 1B90-CM7152 propeller.STC SA001410BOInstallation of an AV-30-C Multi-Mode Indicator
Engine · Continental A&C65 series
STC SE04651CHTo allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22STC 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 SE03232CHInstallation of Engine Preheat Kit p/n TA2925-1 for 115 volt applicationSTC SE04577CHInstall an electronic engine ignition systemSTC SE01966WIUse of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft enginesSTC SE00533SEInstallation of Real Gasket Corporation Continental Engine Pushrod Tube Modification.STC SE10076SCModify engine by installation of C12ST2/S starter.STC SE4247SWRegrind crankshaft to .020 undersize on crankpin and main journals.STC SE4271SWAlteration of crankcase to accept alternate front main bearing P/N530058.STC SE8776SWInstallation of coated cylinders and piston rings.STC SE3330NMContinental valve cover gasketSTC SE1592GLInstallation of Slick Aircraft Products Magneto Model 4202 or Model 4302.STC SE09002SCRegrind Teledyne Continental crankshafts, to .020-inch undersize on crankpin and main journals.STC SE1780NMInstallation of Precise Flight standby vacuum system (SVS III).STC SE01943CHAdd the following approved fuels: unleaded automotive gasoline 87 minimum antiknock index, per ASTM Specification D-439 or D-4814 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227.STC SE634GLSuperseded by STC SE01943CH. Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index.STC SE09513SCInstallation and usage of Exxon 20W50 Multigrade aircraft engine oil conforming to Exxon Oil Formulation WS-3013.STC SE1-201Installation of the Richter Aero Equipment Type B-4 or B-5 Temperature Probe. (O-360 SERIES (excl. A1C, C2B, C2D))STC SE09014SCInstallation of Superior Air Parts millennium series cylinder power assemblies p/n SA65000-A20P.STC SE452NEInstallation and usage of 'Mobil AV 1' aviation oil.STC SE5879SWUse of Phillips X/C II 20W-50 and25W-60 oil (OSS 55875) in all Avco reciprocating aircraft engines from 65 to 450 BHP.STC SE2029CEAdd the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index(RON+MON)/2. Intermixing with aviation gasoline also approved.STC SE80NEInstallation and usage of Bel-Ray synthetic aviation oil, Bel-Ray Aero 1, (nonsupercharged), horizontally opposed direct drive, aircraft engines of 350 hp. or less.STC SE4CEMotorola alternator A12NK451.STC SE64WEInstallation of oil screen and oil cooler adapter.STC SE984SWDelco 55A ampere alternator. (C85 SERIES Suffix F Series)STC SE4-1610ONE ONLY STC - Replace original push rod cover. S/N 2054728STC SE44WEUse of Kling Aviation Oil, Specifications KL-100, KL-200 and KL-300 in Continental and Lycoming engines.