N76DN

STCs that may be installed · 391

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 = '8143007'
      UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52033')
    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 · Sikorsky S-76B

STC SH1675SOInstallation of the Bendix DMS-44A2 DME distance measurement equipment to include appropriate interface with the SPERRY 7000 automated flight control system.Sikorsky AircraftSTC SH1726SOInstallation of a Ryan WX-10A stormscope.Sikorsky AircraftSTC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.Electronics InternationalSTC SH2598SORelocation of external power receptacle.Sikorsky AircraftSTC SH2602SOModification of web on bulkhead at Station 255.Sikorsky AircraftSTC SH2571SOInstallation of a Foxtronics battery temperature monitor system.Sikorsky AircraftSTC SH2537SOInstallation of an emergency medical service.Sikorsky AircraftSTC SH2516SOInstallation of condensed master switch panel.Sikorsky AircraftSTC SH2360SOInstallation of a search light switch on collective stick.Sikorsky AircraftSTC SH2362SOInstallation of a dual static inverter AC power system.Sikorsky AircraftSTC SH2225SOInstallation of a UNS-1A NMS.Sikorsky AircraftSTC SH1856SOInstallation of a UNS-1/JR-FMS/NMS.Sikorsky AircraftSTC SH1857SOInstallation of UNS-1/FMS.Sikorsky AircraftSTC SH2086SOInstallation of the Bendix RDS-84 weather radar system.Sikorsky AircraftSTC SH2055SOInstallation of Foxboro SC-14 fuel management system.United TechnologiesSTC SH5408SWInstallation of Loran-C Navigator Model 7000.Offshore Navigation, IncSTC SH2011SOInstallation of Bendix RDS-86 weather radar system.Sikorsky AircraftSTC SH1678SOInstallation of Bendix electronic flight system(EFIS-10).AlliedSignal Commercial Avionics SystemsSTC SH1983SOInstallation of King KPI-552 PNI system.Sikorsky AircraftSTC SH1984SOInstallation of King KPI-553A PNI system.Sikorsky AircraftSTC SH1985SOInstallation of Sperry C-12 gyrosyn compass system.Sikorsky AircraftSTC SA1950SOInstallation of Evergreen Systems International true airspeed data acquisition system Model 581.Sikorsky AircraftSTC SH1945SOInstallation of tailcone standpipe.Sikorsky AircraftSTC SH1946SOInstallation of a GNS-500A VLF/OMEGA navigation system.Sikorsky AircraftSTC SH1947SOInstallation of a UNS-1-JR interfaced with ONI-7000 Loran C receiver.Sikorsky AircraftSTC SH1555SOInstallation of the King Gold Crown III KTR 908 pilot's communication system.Sikorsky AircraftSTC SH1556SOInstallation of the King Gold Crown III KTR 908 co-pilot's communication system.Sikorsky AircraftSTC SH1560SOInstallation of the King Gold Crown III KDF 806 automatic direction finder(System #1).Sikorsky AircraftSTC SH1561SOInstallation of the King Gold Crown III KDF 806 automatic direction finder (System #2).Sikorsky AircraftSTC SH1866SOInstallation of King KNS-660 (pilots) flight management system.Sikorsky AircraftSTC SH1867SOInstallation of King KNS-660 (copilots) flight management system.Sikorsky AircraftSTC SH1872SOInstallation of King GC-361A radar graphic unit.Sikorsky AircraftSTC SR01348NYInstallation of boarding steps IAW Key Tech Engineering Services Installation Drawing List IDL00203, Rev B, dated 1/16/01.Keystone Helicopter Corp

Engine · Pratt & Whitney PT6 series

STC SE12225ACThis STC will incorporate P&W 1700 rpm propeller reduction gearbox on P&WC engines to allow 1700 rpm propeller installationHigh Cotton Aircraft Conversions, LLC · Lists PT6A-41STC SE00010ENInstructions for Continued Airworthiness for the PT6A-25, and, -25A engine models that define specific maintenance tasks and their associated maintenance schedules, and that are used as a supplement to the applicable Pratt & Whitney Canada manuals.MORE Company Inc · Lists PT6A-25STC SE000010ENInstructions for Continued Airworthiness for the PT6A-25 and PT6A-25A engine models that define specific maintenance tasks and their associated maintenance schedules, and that are used as a supplement to the applicable Pratt & Whitney Canada manuals.MORE Company, Inc. · Lists PT6A-25STC SE000011ENInstructions for Continued Airworthiness for the PT6A-25C engine models that define specific maintenance tasks and their associated maintenance schedules, and that are used as a supplement to the applicable Pratt & Whitney Canada manuals.MORE Company, Inc. · Lists PT6A-25CSTC SE00001ENEngines will be maintained IAW 'Maintenance or Reliable Engines(MORE) Program,' Rev 2, 8/16/95.MORE Company Inc · Lists PT6A-38STC SE00002ENInstructions for Continued Airworthiness for the PT6A-34, -34AG, -34B, -36, -114, -114A, -116, -135, and -135A engine models that define specific maintenance tasks and their associated maintenance schedules, and that are used as a supplement to the applicable Pratt & Whitney Canada manuals.MORE Company Inc · Lists PT6A-114STC SE00003ENInstructions for Continued Airworthiness for the PT6A-6/C20, -20, -20A and, -20B engine models that define specific maintenance tasks and their associated maintenance schedules, and that are used as a supplement to the applicable Pratt & Whitney Canada manuals.MORE Company Inc · Lists PT6A-20STC SE00004ENInstructions for Continued Airworthiness for the PT6A-11, -11AG, -15AG, -110 and-112 engine models that define specific maintenance tasks and their associated maintenance schedules, and that are used as a supplement to the applicable Pratt & Whitney Canada manuals.MORE Company Inc · Lists PT6A-11STC SE00006ENInstructions for Continued Airworthiness for the PT6A-45A, -45B, and, -45R engine models that define specific maintenance tasks and their associated maintenance schedules, and that are used as a supplement to the applicable Pratt & Whitney Canada manuals.MORE Company Inc · Lists PT6A-45ASTC SE00011ENInstructions for Continued Airworthiness for the PT6A-25C engine model that define specific maintenance tasks and their associated maintenance schedules, and that are used as a supplement to the applicable Pratt & Whitney Canada manuals.MORE Company Inc · Lists PT6A-25CSTC SE000ENEngines will be maintained IAW 'Maintenance or Reliable Engines(MORE) Program,' Rev 4, dated 8/16/95.MORE Company Inc · Lists PT6A-21STC SE10947SCThe conversion of the Pratt & Whitney Canada, Model PT6A-21 to a PT6A-28 turboprop enginePrime Turbines · Lists PT6A-21STC SE00482SEIncorporation of turbine engine into a twin power section turboprop assembly.Fifty-Ten-Yankee LLC · Lists PT6A-114ASTC SE10552SCConversion of Pratt & Whitney Canada Corp. Model PT6A-27 or -28 to a Model PT6A-34 turboprop engine.Prime Turbines LLC · Lists PT6A-27STC SE11139SCThe conversion of the Pratt & Whitney Canada, Model PT6A-135 to a PT6A-135A turboprop engineAirforce Turbine Service · Lists PT6A-135STC SE11141SCThe conversion of the Pratt & Whitney Canada, Model PT6A-15AG to a PT6A-34AG turboprop engineRT Turbines Inc · Lists PT6A-15AGSTC SE02170ATInstallation of Pc Safety Valve KitBell Helicopter Textron Inc. · Lists PT6A-27
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