N24921
STCs that may be installed · 100
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 = '7100604'
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 = '7100604'
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 · Piper J4A
STC SA00207ATInstallation of carbon steel brake discs that have melonite surface treatment, P/N AA-67.STC SA1626NM PAGE 2Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)STC SA2146CEOperation on 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 SA2350NM PAGE 1Installation of Electronics International Inc digital carburetor/outside air temperature gaugesSTC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.STC SA3862NM PAGE 1Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories.STC SA2349NMInstallation of landing gear fueling step.STC SA1455NMInstallation of a flame proof auxiliary heater-dryer, Model12-1600.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 SA293ALInstallation of Stoddard improved brake system.STC SA99ALInstallation of six-inch wheels and brakes.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 SA2NEInstallation of Cleveland wheels and brakes, 7.00-6 or 6.00-6, C38500-HA, 40-6, in accordance with S.V. Scherbon modifications, 3/6/73, on several models of Piper aircraft.STC SA297WEMcCauley 1A90-CF propeller on Continental C-85-12 engine.STC SA4-1401Installed McCauley 1A90-CF Propeller.STC SA4-1130Ceconite 101 covering of complete airframe.STC SA5-925x11x4 tires and tubes with Airglass Engineering Company adapters LWA 950.STC SA95ALMaule SFS-1-4-P8 tail wheel; Hayes D-15-26 brake assembly using Kennedy Air Service adapter 64-1; Hayes wheel assembly D3-105MD; and800x6, 850x6 or 900x6 4-ply tires and tubes.STC SA2350NMInstallation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories.
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.