N521

STCs that may be installed · 401

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 = '1145005'
      UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '59997')
    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 · Airbus Helicopters AS350B3

STC SR11333DSInstallation of a FLIR UltraForce 350-HD Surveillance SystemAirbus Helicopters Inc.STC SR11335DSInstallation of an Aft Console / Collective BarrierAirbus Helicopters Inc.STC SR11336DSInstallation of the Ukraine Border GuardAirbus Helicopters Inc.STC SR11338DSInstallation of an Avalex DVR AVR-8345 digital video recorderAirbus Helicopters Inc.STC SR04612NYInstallation of Garmin GTS Traffic Advisory SystemMaxcraft Avionics Ltd.STC SR09921ACDemonstration of aircraft critical equipment and antenna systems tolerance of radio frequency interference (RFI) from intentional or spurious transmissions from certain Portable Electronic Devices PEDs)Liberty PartnersSTC SR04583NYInstallation of the COVID BarrierAvio Design Group IncSTC SR02704SEInstallation and maintenance of the Sunspot 36 and 46 series lightsAeroLED's Holdings LLCSTC SR01052DEInstallation of Non-Aviation Band FM Radio SystemsCert Works LLCSTC SR02230AKInstallation of Chelton Flight Systems FlightLogic Electronic Flight Instrument System (EFIS)Genesys Aerosystems Inc.STC SR04531NYInstallation of the Integrated Health and Usage Monitoring System (HUMS)RMCI Canada IncSTC SR02770NYThe installation of Quick Release Maintenance Step, Maintenance Peg Step and Fixed Cabin StepDart Aerospace LimitedSTC SR03913NYThe installation of Quick Release Bicycle RackDart Aerospace LimitedSTC SR02680NYThe installation of External Attachement Provisions and Cargo Basket toDart Aerospace LimitedSTC SR00457NYInstallation of a left-hand or right-hand cargo mirror.Airbus Helicopters Canada LimitedSTC SR02622SEInstallation of Garmin G500H TXi Display System (Primary Flight Display (PDF), Multi-Function Display (MFD))Garmin International IncSTC SR11198DSInstallation of Garmin Optional FeaturesAirbus Helicopters Inc.STC SR09113RC-DInstallation of FLIR interchangeable systems 2000G or Safire II or star safire thermal/visible imaging system(s) or ultra media LE camera system.Airbus Helicopters Inc.STC SR11195DSInstallation of OuterLink CommPoint CP-3I Tracking SystemAirbus Helicopters Inc.STC SR11317DSInstallation of a full width instrument panelAirbus Helicopters Inc.STC SR11318DSInstallation of an aft console, provisions only,Airbus Helicopters Inc.STC SR11319DSInstallation of cockpit ballistic protection for the pilot and co-pilotAirbus Helicopters Inc.STC SR11320DSInstallation of an overhead box assembly with audio jacks and map lights in the mid-aft cabin and cockpitAirbus Helicopters Inc.STC SR09512DSInstallation of extended pilot and copilot seat railsAirbus Helicopters Inc.STC SR11193DSInstallation of seat back accessory boxesAirbus Helicopters Inc.STC SR02362AKInstallation of a fixed mounted Max-Viz® Enhanced Vision System (EVS) Model 1500 to include a sensor with conformal housing and power supply displaying imagery on any FAA-approved monitor with NTSC RS-170 video interface capabilityPECO IncSTC SR09511DSInstallation of LED Taxi and Landing Lights with Optional PulseAirbus Helicopters Inc.STC SR03905NYInstallation of STC ST.7501 Fuel tank reinforced metal sheet cradlesAIRBUS HELICOPTERSSTC SR03931NYInstallation of a crash resistant fuel systemAIRBUS HELICOPTERSSTC SR02569NYInstallation of a Sky Connect Tracking SystemHoneywell International IncSTC SR11191DSInstallation of avionics shelving in RH baggage compartmentAirbus Helicopters Inc.STC SR11197DSInstallation of structural provisions for circuit breaker panel on pedestalAirbus Helicopters Inc.STC SR04453CHInstallation of Appareo Systems LLC Stratus ES & Stratus ESG ADS-B transponderAppareo Systems LLCSTC SR02124SEInstallation functionality. of Data Garmin Required: transponders: (1) Garmin GTX Master 345/345R Drawing with List ADS-B (MDL), Out and In 005-00734-A4, functionality;Garmin International IncSTC SR02295LAInstallation of Garmin Model G500H Flight Display SystemGarmin International IncSTC SR02647SEInstallation of a Garmin GFC 600H Flight Control SystemGarmin International IncSTC SR02432NYInstallation of Helitowcart Bear Paw Models BP350, BP44 or BP130Dart Aerospace Ltd.STC SR11326DSInstallation of a switch flip guard on an existing Korry/Esterline pushbutton switchAirbus Helicopters Inc.STC SR09130RC-DFor AS-350B2 model, Post AMS 07-2769 ONLY). Installation of a lead acid battery RG350 at the Aircraft Standard Battery Location.Airbus Helicopters Inc.STC SR02560CHInstallation of Inlet Barrier Filter systemDonaldson Company Inc.STC SR00359BOInstallation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.Whelen Aerospace TechnologiesSTC SR00582DE-DInstallation of an Articulating Lightweight Loading SystemAir Methods CorporationSTC SR00793LAInstallation of medical system.LifePort LLCSTC SR01193LAInstallation of seatsLifePort LLCSTC SR01952LAInstallation of an emergency medical system.LifePort LLCSTC SR09139RCInstallation of an air medical system.LifePort LLCSTC SR00871DEInstallation of Garmin GTS 800 Traffic Avoidance System (TAS)Cert Works LLCSTC SR00814DEInstallation of Garmin Helicopter Terrain Awareness and Warning System (HTAWS)Cert Works LLCSTC SR00600NYInstallation of skid mounted cargo baskets.Dart Aerospace LimitedSTC SR04316NYInstallation of the AS350 Survey EquipmentIcarus Aero Inc
Back to N521