N941AT

STCs that may be installed · 305

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 = '3021460'
      UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52034')
    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 · Douglas DC3C-S4C4G

STC SA2-868Installation of camera hole cut out in lower fuselage structure.Signature Flight Support CorporationSTC SA2-98Installation of 300 amp generator system.Signature Flight Support CorporationSTC SA247SWInstallation of Bendix Avia. Corp. (Eclipse-Pioneer) fuel flow system, transmitter 9100-5, indicator 6300 (100-1000 lbs. per hour).Signature Flight Support CorporationSTC SA474SWInstallation of chairs and floor structure.Signature Flight Support CorporationSTC SA604SWInstallation of fuel flow system.Signature Flight Support CorporationSTC SA68SWInstalled a positive stop in the rudder system.Signature Flight Support CorporationSTC SA2-194Installation of Collins AP-101 autopilot.Rockwell Collins IncSTC ST00372DEInstallation of smokejumper equipment (Primary Cable Anchor Assembly, Horizontal Tether Anchor Assembly, Cargo Floor Anchor Assembly, Jump Door Handrail and Communications Guard Assembly).Missoula Technology & Development Center · Lists DC-3 SeriesSTC ST566CHInstallation of an AlliedSignal/Sundstrand Mark VI ground proximity warning system (GPWS).ElectroSonics Div of AiRadio CorporationSTC ST554CHInstall placards in cabin.Rhoades Aviation Inc · Lists DC-3 SeriesSTC SA2-926Installation of Fiberglass covering.Razorback Fabrics IncSTC SA00250LAInstallation of Pratt & Whitney R1830-92 or R1830-90D engines in pairs or intermixed. (DC-3 Series N2298C S/N 33201)Catalina Flying Boats Inc · Lists DC-3 SeriesSTC SA16PCOne Only STC, SN 18949, N99131: Installation of Wright R-1820-G202A engines and Hamilton Standard propellers(23E50 Hub with 6353-18 blades).Island Air Transfer · Lists DC-3C SeriesSTC ST302CHInstallation of flight crew restraints.Basler Turbo Conversions Inc. · Lists DC-3C SeriesSTC ST294CHLimit maximum payload capacity to7500 lbs. maximum.Basler Turbo Conversions Inc.STC ST144CHLimit maximum payload capacity to 7500 lbs. maximum. (DC-3C SERIES STC SA 4840NM is required for this mod.)Basler Flight Service Inc · Lists DC-3C SeriesSTC ST173CHInstallation of cockpit blower system. (DC-3 SERIES -TP67 turbine conversion per STC SA 4840NM)Basler Turbo Conversions Inc. · Lists DC-3 SeriesSTC ST8CHInstallation of supplemental oxygen system. (DC-3C SERIES -TP67 turbine conversion per STC SA 4840NM)Basler Turbo Conversions Inc. · Lists DC-3C SeriesSTC SA996GLInstall aluminum skin on control surfaces.Basler Turbo Conversions Inc.STC ST00094DEInstallation of a Sundstrand digital flight data recorder. (DC-3 SERIES TP67)Stevens Aviation Inc · Lists DC-3 SeriesSTC ST00095DEInstallation of a Sundstrand MK-VI ground proximity warning system. (DC-3 SERIES TP67)Stevens Aviation Inc · Lists DC-3 SeriesSTC SA4-1091Panorama windows.Atlantic Aeroengineering Ltd · Lists DC-3 SeriesSTC SA4-1099Panorama picture window.Atlantic Aeroengineering Ltd · Lists DC-3 SeriesSTC SA4-767Raised and panorama windows.Atlantic Aeroengineering Ltd · Lists DC-3C SeriesSTC SA1485CEInstallation of fire extinguisher system for the engines and/or cabin heater and/or aft fuselage baggage compartment.Advanced Aircraft Extinguishers LtdSTC SA1771GLInstall the following placards in the cabin, in compartment J, directly opposite of the forward cargo door in full view of passengers and/or loading crewRhoades Aviation IncSTC ST140RMInstallation of internal spray tank and wing booms.Ruhe Sales, Inc · Lists DC-3C SeriesSTC SA177SOInstallation of fabric attachment clips.Arbor Company · Lists DC-3 SeriesSTC SA1158SOInstallation of Silver Instrument Fueltron fuel flow systemArnav Systems IncSTC SA1585GLInstallation of a Shadin engine trend monitor system.Shadin Company, Inc · Lists DC-3C SeriesSTC SA1548GLInstallation of Sundstrannd ground proximity warning system.Basler Flight Service Inc · Lists DC-3C SeriesSTC ST746SOInstallation of short engine exhaust stacks.Tradewinds Aircraft Supply, Inc.STC SA3896SWInstallation of a Century Flight Systems Inc Model AK971, integrated flight control system.Century Flight Systems IncSTC SA3880NMInstallation of aerial spray system. (DC-3C SERIES Restricted)Hawkins & Powers Avn Inc · Lists DC-3C SeriesSTC SA1158WEInstallation of AVQ-75 distance measuring equipment.Northwest Airlines, Inc. · Lists DC-3 SeriesSTC SA4-327Installation of hydraulic main cabin door lift adapted for use on both Temco and Metropolitan air stair doors.Northwest Airlines, Inc · Lists DC-3C SeriesSTC SA4-389Installation of cabin emergency lighting.Northwest Airlines Inc. · Lists DC-3C SeriesSTC SA929WEInstallation of wing flap landing gear aural warning installation.Northwest Airlines, Inc. · Lists DC-3 SeriesSTC SA894GLTo permit all cargo operations.Century Airlines, Inc · Lists DC-3C SeriesSTC SA1045GLInstallation of Shadin fuel flow indicating system.Shadin Company IncSTC SA1991CEOperation on leaded and/or unleaded automotive gasoline.Petersen Aviation IncSTC SA1351WEReplace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12)Ceconite IncSTC SA3-302Installation of Janitrol Series S-200 heater.Butler Aviation - O'Hare, Inc · Lists DC-3 SeriesSTC SA3-469Installation of 200-ampere generator system in aircraft with Pratt & Whitney R-1830-75 and R-1830-94 engines.Butler Aviation - O'Hare, Inc · Lists DC-3C SeriesSTC SA37PCONE ONLY STC, SN 4926: Modification of floor decking and cabin interior; addition of seat tracks, right side emergency exit windows, flight equipment and engineering corp seats, and Beltmaster's seatbelts.Tropic Air LtdSTC SA4-1210Installation of Eonnex cover on aircraft surfaces.Ceconite, Inc · Lists DC-3 SeriesSTC SA1066EAModification of cabin to all cargo configuration.Alpha Airlines, Inc · Lists DC-3C SeriesSTC SA1-324Installation of autosyn fuel flow- meter transmitter (Eclipse Type9054-5A).Miller Dorothy M · Lists DC-3C SeriesSTC SA1-54Replacement of auxiliary hydraulic hand pump with 24 volt electrically driven gear type hydraulic pump.Miller Dorothy M · Lists DC-3 SeriesSTC SA315NWInstallation of Aero-Dyne P/N ADC-1-76-3 hold open device in McDonnell Douglas P/N 5113191 emergency exit window.Aero Dyne Corporation · Lists DC-3 Series
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