N4591K
STCs that may be installed · 323
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 = '6150162'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17032')
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 = '6150162'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17032')
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 · Ryan NAVION A
STC SA1-575External electrical power receptacle.STC SA1177WEWECO carburetor temperature monitor.STC SA143SOControl wheel.STC SA162EAModification of Navion retract link assembly 145-34106.STC SA179WEMain landing gear retract link assembly ANS 0003.STC SA200CENose and main gear retracting link replacement.STC SA252WENose landing gear retract link assembly ANS 0004.STC SA278SOMain and nose landing gear retract links.STC SA292CENose gear shimy damper.STC SA298SWAutopilot AF-512A or AF-512B.STC SA299SWAutopilot AF-510A.STC SA3-176Electric remote compass.STC SA3-31Alternate repair parts for bulkhead.STC SA3-492Window and windshield.STC SA3-532Fabriction and installation of rotating beacon brackets on aircraft with Grimes D-7080-1 light.STC SA3-60Bushing in attachment plate hole of Palo Alto alteration of angle of incidence of horizontal stabilizer.STC SA374WEModified carburetor air intake system.STC SA4-1432Fiberglass vertical stabilizer tip assembly ANS 0001 and Grimes rotating beacon G-8400A-8-12 or D-7080-1-12.STC SA4-146Globe gyro-stabilizer.STC SA4-1483Fiberglass vertical fin tip and Grimes rotating beacon F-7080-1-12 or G-8400A-8-12.STC SA4-35Wing root-fuselage fiberglass contoured fairings at leading edge of wing, and aluminum fairings contoured to existing fillet at inboard end of wing flaps extending aft to station 226.STC SA4-685Aerofilter 30409A with element 1A0235.STC SA4-925Magnetic flight director 2000.STC SA570WEExhaust system.STC SA769WELear Romec fuel pump R6-15980 on Continental E-185-3 engine.STC SA1-396Navion retract links 143-33165 and 143-33165-10 modified.STC SA4-241Change in incidence angle of horizontal stabilizer for Symons Engineering kit.STC SA001410BOInstallation of an AV-30-C Multi-Mode IndicatorSTC SA00765DE PAGE 1Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out functionality using the BendixKing KT74 Transponder and qualified position sensorSTC SA02019SE-D PAGE 2Installation of Garmin GTN 6XX/7XX Navigation SystemSTC SA02153LA-DInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) SystemSTC SA02717NYInstallation of VoiceFlight Systems LLC VFS101 Speech Recognition ModuleSTC 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.STC SA1468NMInstallation of a continental O-470-P engine, modified engine mount
Engine · Continental IO-520 series
STC SE0417CHTurbo-normalizationSTC SE5583SWInstallation of fuel flow transducers (true-flow totalizer).STC SE01844SEInstallation of fuel control modification and associated hardwareSTC 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 SE03704ATConvert Continental Motors IO-520-A, -D, -E, -F and -L engine to Vitatoe Aviation, LLC IO-520-A-CF, -D-CF, -E-CF, -F-CF or -L-CF engine in accordance with Master Parts List PL2008-7 Rev. C dated August 2, 2018 or later FAA approved revision and Assembly Instructions PL2008-13 Rev C. dated August 2, 2018 or later FAA approved revision.STC SE09217SCInstallation of modified fuel injector nozzles.STC SE94WEInstallation of oil fitting(AN-823-5D) in rocker box cover.STC SE00115SEReplaces Teledyne-Continental Part Number 646277 lifter bodiesSTC SE5784NMReplacement of Teledyne Continental original camshaft.