Douglas DC-4

STCs that may be installed · 40

In force first, then newest. The registry doesn’t record which STCs an aircraft has.

Query with SQL
duckdb -csv -c "SELECT s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
  FROM (
    SELECT stc_number, min(matched_model) AS matched_model
    FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet'
    WHERE aircraft_model_code IN ('3021502')
    GROUP BY stc_number
  ) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
  ORDER BY 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.

STC SA2622NMInstallation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101)Precise Flight Inc.STC SA863EAIncorporation of DME Corporation emergency evacuation slide lighting systemAstronics Luminescent Systems IncSTC SA4-492Installation of VIP P/N's 104-1-B and 104-1-C engine mount cores.FTG, Inc.STC SA02268CHInstallation of Airwolf Filter Corp. Air Oil SeparatorAirwolf Filter CorporationSTC SA01282NYInstallation of Airwolf remote mounted engine oil filter kit AFC-K015 on aircraft powered by Pratt & Whitney radial reciprocating engine Series R-985, R-1340 and R-1830.Airwolf Filter CorporationSTC SA3254WENose wheel installation.United Aeronautical CorporationSTC SA3298WEBendix wheels and brakes installation.United Aeronautical CorporationSTC ST334CHInstallation of Superflite 102 fabric.Aviation Products Systems Inc.STC SA4-84Fiber gasket 4233666 in cowl flap actuating cylinder replaced with AN 6227-20 O ring.Alaska Airlines IncSTC SA1-115Installation of Chamberlain 1012 Series radomes.Saint-Gobain Performance Plastics CorpSTC SA1-5072012X Series radomes.Saint-Gobain Performance Plastics CorpSTC SA1365GLSurrendered and incorporated into STC ST334CH.Cooper Aviation Supply Company, Inc.STC SA5517NMLimited to installation on serial numbers 27314 and 42994 ONLY. Installation of a Class "E" cargo compartment, removal of carburetor fluid anti-icing systems, and removal of cabin combustion heater.Hawaii Pacific AirSTC SA3173WEInstallation of P&WA R-2000-6 engines in Douglas C54 airplanes.Globe Air, IncSTC SA1351WEReplace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12)Ceconite IncSTC SA3423WEInstallation of 2000 gallon capacity external retardant tank under the fuselage at wing center sectionCalifornia National Air Services, Inc.STC SA3199WECargo handling system installation.Pemco Engineers, IncSTC SA1744WEInstallation of oil filter assemblies.Nelson FilterSTC SA196SOInstallation of Wright Military Cyclone R-2600-35 engines (as modified per STC SE610SO or R-2600-35 engines having WAD P/N 417916 or 424010 gear boxes).Charlotte Aircraft CorporationSTC SA1117WEWing flap operated aural warning system.Potter Aircraft Svc IncSTC SA7SORadome and radar antennae mount provisions for up to 22-inch diameter antennae, RAC AVQ-10 or Bendix RDR-1 (X/C Band).Tempo Design CorpSTC SA108SOB-600-1 oil separator.Air Carrier Eng Service IncSTC SA4-1399Ceconite 101 covering of all fabric-covered surfaces.Cooper Engineering CorporationSTC SA4-203Oil filter 1258-B86-C and element1258-OC on aircraft without UD3785 oil temperature regulator.Winslow Aerofilter CorpSTC SA4-204Oil filter 1258-B-86-D and element1258-OC on aircraft with UD3785 oil temperature regulator.Winslow Aerofilter CorpSTC SA4-317Auxiliary oil tank.Transocean AirlinesSTC SA4-365Emergency inpact light.Transocean AirlinesSTC SA4-372CO and smoke detection system in belly baggage compartments.Twentieth Century Aircraft CoSTC SA4-414Emergency lighting.California Eastern Aviation IncSTC SA4-47Generator system changed from 100 ampere to 200 ampere.California Eastern Aviation IncSTC SA4-488Modification of bulkhead, Station 260.Transocean AirlinesSTC SA4-498Engine mount core assemblies.Dow-Elco IncSTC SA4-540C-O-Two smoke detector system in cargo pits.Transocean AirlinesSTC SA4-790C-O-Two smoke detector system in main cargo compartment and forward baggage compartment.Transocean AirlinesSTC SA4-843Cabin interior seating arrangement revised.Transocean AirlinesSTC SA4-9Interior arrangement for track mounted pay loader seat and new buffet.Los Angeles Air ServiceSTC SA53SOB-500-1 oil separator.Air Carrier Eng Service IncSTC SA67SOSeat track.Air InternationalSTC SA3-258C-O-Two visual smoke detector, Type A1-V, P/N 74800.Northwest Airlines Inc.STC SA1-140Cockpit heater and air intake and blower mounting.Butler Aviation
Back to Douglas DC-4