N400LL
STCs that may be installed · 223
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 = '1152012'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17231')
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 = '1152012'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17231')
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 · Beech D-45
STC SA2942SWAddition of Hydro Seal Fluid Additive to landing gear shock struts.STC SA711NWInstallation of stall modification kit no NFC-1000STC SA2905SWInstallation of AVICON TZ1 fuel flow totalizer systemSTC SA2906SWInstallation of AVICON AF1 fuel flow processor.STC SA2386SWInstallation of S.A.F.E., EGT, CHT Systems.STC SA1000CEInstall cabin and engine compart-fire suppression system.STC SA527NWInstallation of Stall Modification kit No NFC1000STC SA528NWInstallation of Stall Modification kit no NFC2000STC SA529NWInstallation of Stall modification kit no NFC3000STC SA183GLModification of basic aircraft for Restricted Category Airworthiness Certification by removing rudder-aileron bungee interconnect system, elevator down spring system and tail cone fairing.STC SA589WEFull flow oil filter F-94056 and F-94056-12 with element E-3560 MEL 800.STC SA798EAInstallation of Monitair exhaust gas combustion monitor kit.STC SA366WEFull flow aerofilter 30409A with element 1A0235.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 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 SA2350NMInstallation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories.
Engine · Continental IO-520-BB
STC SE5583SWInstallation of fuel flow transducers (true-flow totalizer).STC SE04349CHInstallation of SureFly electronic ignitionSTC SE02352CHInstallation of Challenger cleanable oil filter assemblySTC SE03309CHInstallation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt applicationSTC SE04577CHInstall an electronic engine ignition systemSTC SE01966WIUse of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft enginesSTC SE09356SCInstall F & M Enterprises' Model C6LC, C6LC-S or C6LC-L oil filter adapter for a spin-on oil filterSTC SE09217SCInstallation of modified fuel injector nozzles.STC SE5785NMReplacement of Teledyne Continental original camshaft with P/N 32122-2.STC SE70RMInstallation of compressor bracketSTC SE09637SCRemove existing rocker arm assemblies and install modify rocker arm assemblies.STC SE8677SWInstallation of Garrett/Airesearch Model TE0659 turbochargerSTC SE1186SWRegrooving of pistons P/N 631475 or P/N 632585STC SE2340SWInstallation of modified cylinder assemblies, barrels, piston, and repaired crankcases.STC SE5820SWInstallation of Airmotive exhaust valve, P/N AEC-637781.STC SE8776SWInstallation of coated cylinders and piston rings.STC SE09979SCModification of Teledyne Continental Motors IO-520-B, IO-520-BA, or IO-520-BB engine to an Ultimate Engines IO-550-B/UE engineSTC SE01791LAConversion of the subject engines to incorporate modification of crankcase, replacing crankshaft assembly, main bearings, rod assembly, piston, fuel system, and fuel system adjustment.STC SE10746SC-DConversion of Teledyne Continental Motors (TCM) models IO-520-B, -BA, -BB to RAM model IO-550-B-RA engine, or conversion of TCM models IO-520-C, -CB to RAM model IO-550-C-RA engineSTC SE267CHInstallation of Slick Model 6309 and 6313 magnetosSTC SE7325SW-DInstallation of crankcase modifications.STC SE09846SCInstallation of S539800M30 starter adapter springs.STC SE443GLIncorporation of a fuel flow transducer.STC SE02881ATSTC for the conversion of Teledyne Continental Motors (TCM) Models IO-520-B, -BA or -BB to AvPower Model IO-550-B-AP which has the same ratings and limitations as TCM Model IO-550-B, or the conversion of TCM Model IO-520-C or -CB to AvPower Model IO-550-C-AP which has the same ratings and limitations as TCM Model IO-550-C. Conversion of the Models IO-520-B, -BA, or -BB to the Model IO-550-B-AP shall be performed in accordance with AvPower Report AP1004-3 Master Parts List, Revision B dated March 26, 2004 and AvPower Report AP1004-6 Assembly Instructions, Revision B dated March 26, 2004, or later FAA approved revisions. Conversion of the Models IO-520-C or -CB to the Model IO-550-C-AP shall be performed in accordance with AvPower Report AP1004-4 Master Parts List, Revision B dated March 26, 2004 and AvPower Report AP1004-7 Assembly Instructions, Revision B dated March 26, 2004, or later FAA approved revisions.STC SE1780NMInstallation of Precise Flight standby vacuum system (SVS III).STC SE5743NMIntallation of adapter for externally mounted oil filter.STC SE09997SCModification of Teledyne Continental Motors IO-520-B or IO-520-BA or IO-520-BB engine.STC SE09513SCInstallation and usage of Exxon 20W50 Multigrade aircraft engine oil conforming to Exxon Oil Formulation WS-3013.STC SE09559SCInstallation of US Airparts roller rocker arm assemblies P/N US92E exhaust and US92I intake.STC SE55WEModification of fuel injection manifold valve P/N 626547 to the P/N 631427 or P/N 636326 configuration.