N99LQ

STCs that may be installed · 265

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 = '0141102'
      UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '42325')
    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.

Airframe · Aero Commander 500

STC SA137CELower window line in cabin area.Kansas City Flying SvcSTC SA1454WEInstallation of Brittain Model B-4A flight control system.Brittain Industries IncSTC SA1580WEInstallation of Brittain Model B-5 flight control system.Brittain Industries IncSTC SA256WEControl wheel replacement.Executive Radio and Aircraft Svc IncSTC SA3-259Collins glide slope, VOR, navigation and VHF communications antenna; Aircraft Radio Corp. ADF antenna; and Grimes rotating beacons.Minnesota Airmotive IncSTC SA3-52537R-2 antenna.Collins Radio CompanySTC SA3-721Cabin temperature control system with Janitrol S-25 heater.Vapor Heating CorpSTC SA30CE210405 governor.Woodward Governor CoSTC SA4-1309L-2C autopilot.Bendix CorpSTC SA4-777Aerofilter 30409A-12 or full flow filter 30409A with element 1A0235.Winslow Aerofilter CorpSTC SA459EAConversion to Model 500B.Southern Ohio Avn Sales CoSTC SA70CEFederal F-500 automatic pilot.Aircraft Components IncSTC SA84SWAutomatic pilot.Mitchell Industries IncSTC SA1-142Modified ARC A13-B antenna.Southern Ohio Avn CoSTC SA1-445ARC Type A13-B VHF navigational antenna on vertical fin.Southern Ohio Avn CoSTC SA1-525ARC A13-B antenna on vertical fin with rotating beacon.Aero IndustriesSTC SA00765DE PAGE 1Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out functionality using the BendixKing KT74 Transponder and qualified position sensorPeregrineSTC SA02019SE-D PAGE 2Installation of Garmin GTN 6XX/7XX Navigation SystemGarmin International IncSTC SA02153LA-DInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) SystemGarmin International IncSTC SA01435DEInstallation of engines, modified with a Firewall Forward Technologies.Centri-Lube Technologies LLCSTC ST01085LAInstallation of the VNS 1000 Voice Navigation System.VNS IncorporatedSTC SA00281BO PAGE 3Installation of Avidyne Corporation MLX770 MultiLink Broadcast Transceiver P/N 700-00163-( ), Sensor Systems Inc. Antenna P/N S67-1575-109, or equivalent, and optional Avidyne Mounting Tray P/N 700-00165-000Avidyne CorporationSTC SA02153LAInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) System.Garmin AT Inc.STC SA01933LAInstallation of Garmin Model 400W / 500W Series GPS-WAAS Navigation SystemGarmin AT Inc.

Engine · Lycoming O-540-A2B

STC SE04651CHTo allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22Swift Fuels LLCSTC SE00825WIInstallation of Specialty Products Spin-on oil filter on Lycoming Engines.B & C Specialty Products Inc.STC SE2932SWInstall carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive.Alcor LLC · Lists O-540 SeriesSTC SE208SOInstallation of ice indicator in the carburetor.LegacySTC.com · Lists O-540 SeriesSTC SE04349CHInstallation of SureFly electronic ignitionSureFly Partners Ltd.STC SE01954SEInstallation of engine crankcase seal.Ly-Con Rebuilding CompanySTC SE02352CHInstallation of Challenger cleanable oil filter assemblyChallenger Aviation Products Inc.STC SE00939WIInstallation of B&C Specialty Products Model BC 315-( ) Starter on Lycoming engines.B & C Specialty Products Inc.STC SE2388CEInstallation of B&C Speciality Products lightweight (10.2) pounds) engine starter, part number BC-315-100-1 (12 volts) or part number BC-315-100-3 (24 volts)B & C Specialty Products Inc. · Lists O-540 SeriesSTC SE03309CHInstallation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt applicationHartzell Propeller Inc.STC SE01436LAInstallation of Firewall Forward Technologies LLC modified camshaftCentri-lube Technologies LLCSTC SE04577CHInstall an electronic engine ignition systemElectroair Acquisition CorpSTC SE01966WIUse of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft enginesGeneral Aviation Modifications Inc.STC SE8628SWInstallation of oil nozzles for lubrication of cam and filters.Cygnet Aerospace CorpSTC SE4408SWMiscellaneous engine cylinder replacement parts.Continental Motors, Inc. · Lists O-540 SeriesSTC SE8776SWInstallation of coated cylinders and piston rings.Continental Motors, Inc. · Lists O-540 SeriesSTC SE00218NYReplacement of Lycoming starter with SKY-TEC 12 volt starter installed.Hartzell Engine Technologies, LLC · Lists O-540 SeriesSTC SE00226NYReplacement of Lycoming starter with SKY-TEC 24-volt starter Models 149-24HT and 122-24HT. Approval limited to 24-volt DC source available to the starter.Hartzell Engine Technologies, LLCSTC SE00357NYReplacement of Lycoming starter with SKY-TEC 24-volt starter installed.Hartzell Engine Technologies, LLC · Lists O-540 SeriesSTC SE2901NMLycoming valve cover gasketReal Gaskets TennesseeSTC SE00768CHReplace Slick 6000, 6100, 6200 and 6300 series magnetos and TCM/Bendix S6-20, S6-200 and S6-1200 series magnetos with the Champion Limited Authority Spark Advance Regulator (LASARTM) ignition systemChampion Aerospace LLCSTC SE8193SWGrind nitriden high compression cylinder barrles to plus .010 oversize and install SL75089 P10 piston, SL74242 P10 compression ring, and SL73857 P10 oil ring.Superior Air Parts Inc.STC SE7734SWModification of engine for operation with ethanol fuel.Shauck Dr Maxwell E Jr.STC SE1779NMInstallation of Precise Flight, Inc. Standby Vacuum System SVS IIIPrecise Flight IncSTC SE17WEInstallation of AiResearch Turbosupercharger 406330.GE Engine Services-Corporate Aviation Inc. DBA Garrett Aviation ServicesSTC SE5743NMIntallation of adapter for externally mounted oil filter.Aviation Development Corporation
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