N12WW

STCs that may be installed · 112

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 = '2074014'
      UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17364')
    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 · Cessna 305C (0-1E)

STC SA00270WIInstallation of fiberglass replacement wing tips.Aircraft Development CoSTC SA00465NYInstallation of Meterological Measurement System, Model A1MMS-10, with optional installation of Telemetry Module, Model AIRDAT-9600.Aventech Research IncSTC SA00671NYInstallation of AIRDAT Telemetry module.Aventech Research IncSTC SA5925NMInstallation of oil pressure/temperature instrument.Electronics InternationalSTC SA5924NMInstallation of RPM instrument.Electronics InternationalSTC SA02072AKInstallation of hourmeter airspeed switch.Avalaska IncSTC SA00061LAInstallation of JPI digital tachometer.J P InstrumentsSTC SA3000SOInstallation of Appalachian stainless steel brake discs, No. 75-15A.Aviation Products, IncSTC SA3203SOReplacement of Cleveland brake disks, P/N 164-26A and/or 164-126A, with Appalachian Accessories stainless steel brake disks P/N 75-27.Aviation Products, Inc · Lists 305 SeriesSTC SA00087NYInstallation of Cu-Sonde Meteorological Measurement/system models CS-1A or CS-1B; and installation of Cu-Sonde Model CS-1B-RF with AIRDAT-9600.Aventech Research IncSTC SA00215NYInstallation of CAVU Model AM100 AVMIX engine fuel/air mixture setting system.CAVU Products LimitedSTC SA909NEInstallation of an engine exhaust sound suppressor (ejector).Country Aviation IncSTC SA00188ATInstallation of Appalachian Accessories carbon steel brake discs that have the melonite surface treatment, P/N AA-26A.Aviation Products, Inc · Lists 305 SeriesSTC SA00192ATInstallation of carbon steel brake discs that have melonite surface treatment.Aviation Products, IncSTC SA150NWInstallation of flap gap seals.Williams Robert or BarbaraSTC SA5926NMInstallation of manifold pressure instrument.Electronics InternationalSTC SA1626NM PAGE 1Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)Electronics InternationalSTC SA2350NM PAGE 1Installation of Electronics International Inc digital carburetor/outside air temperature gaugesElectronics InternationalSTC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.Electronics InternationalSTC SA2300SOReplacement of Cleveland brake discs, P/N 164-26A or 164-126A, with Appalachian Accessories' stainless steel brake discs, P/N 75-27.Appalachian Accessories · Lists 305 SeriesSTC SA3862NM PAGE 1Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories.Electronics InternationalSTC SA2174SOReplacement of Cleveland brake discs, P/N 164-15A or 164-115A with Appalachian stainless steel brake discs, P/N 75-15A.Appalachian AccessoriesSTC SA2099CEOperation of airplane 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.Petersen Aviation IncSTC SA995SWIncrease wing leading edge radius wing tip fairings, and landing light lens.Williams Bob or BarbaraSTC SA2190NM PAGE 1Installation of electronics International Digital Volt/Amp Gauges and Accessories.Electronics InternationalSTC SA1371SWWing leading cuff, wing tips and upper surface flow fences.Williams Robert or BarbaraSTC SA268CEInstallation of tow hitch assembly.Javelin Aircraft Co IncSTC SA2857SWLeading edge cuffs, stall fences, aileron seals, wing tips.Williams RobertSTC SA1474SWInstallation of 'MASA' 1223000-7 and -8 wing tip.Williams Robert or BarbaraSTC SA798EAInstallation of Monitair exhaust gas combustion monitor kit.Rosemount Engineering Co · Lists 305 SeriesSTC SA34CETow hitch assembly.Soaring Society of American Inc.STC SA2350NMInstallation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories.Electronics International

Engine · Continental 0-470-11

STC SE04651CHTo allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22Swift Fuels LLCSTC SE208SOInstallation of ice indicator in the carburetor.LegacySTC.com · Lists O-470 SeriesSTC SE04349CHInstallation of SureFly electronic ignitionSureFly Partners Ltd.STC SE02352CHInstallation of Challenger cleanable oil filter assemblyChallenger Aviation Products Inc.STC SE03309CHInstallation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt applicationHartzell Propeller Inc.STC 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 SE10348SCThis STC application is to allow replacement of the existing oil filter screen assemblyStratus Tool Technologies LLCSTC SE26WEPiston ring 250000, 250000+2W and250000+10W on Continental E Series piston 534895, O-470 piston 534895, 626992 and 537883 and IO-470 piston534895.Continental Motors, Inc. · Lists O-470 SeriesSTC SE34WEInstallation of Electro-Coatings, Inc., piston rings on Continental pistons.Continental Motors, Inc.STC SE8776SWInstallation of coated cylinders and piston rings.Continental Motors, Inc. · Lists O-470 SeriesSTC SE1780NMInstallation of Precise Flight standby vacuum system (SVS III).Precise Flight IncSTC 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.Experimental Aircraft Association Inc.STC SE693GLSuperseded by STC SE01943CH. Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index.EAA Aviation FoundationSTC SE5743NMIntallation of adapter for externally mounted oil filter.Aviation Development CorporationSTC SE264SWMarvel-Schebler MA-4-5 carburetor.Air Repair IncSTC SE09513SCInstallation and usage of Exxon 20W50 Multigrade aircraft engine oil conforming to Exxon Oil Formulation WS-3013.Exxon Company USA · Lists O-470 SeriesSTC SE09319SCModify oil pan adding a new oil sump drain.Texas Skyways Inc · Lists O-470 Series
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