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 SH5787SWManufacture of Replacement Windshield.Bell Helicopter Textron Inc.STC SR00463NYInstallation of a rear locker extender.Dart Aerospace LimitedSTC SR02207SEFabrication of the Simplex Model 510 Spray System in accordance with Master Drawing List MDL510-001, Revision H, dated November 22, 2011, or later Federal Aviation Administration (FAA) approved revision; and installation in accordance with Installation Manual 510-102002-001, Revision B, dated November 14, 2011, or later FAA-approved revision.Simplex Manufacturing CompanySTC SR00171ATInstallation of shoulder harness restraint system.Bell Helicopter Textron Inc.STC SR00183ATManufacture of replacement windshields and windows.Bell Helicopter Textron Inc.STC SR03059NYInstallation of an A790 Loud Hailer ControllerTechnisonic Industries LimitedSTC SR09456RCInstallation of Night Vision Goggle Compatible Interior Lighting System.Aero Dynamix Inc.STC SR00825NY-DCentre Console UpgradeBell Helicopter Textron Inc.STC SR09518RCInstallation of Night Vision Goggle (NVG) compatible interior lighting system in accordance with Ahlers Aerospace, Inc. Master Drawing List 350-01(E99-129), Rev W, dated July 12, 2011, or later Federal Aviation Administration (FAA) approved revision. Rotorcraft Flight Manual Supplement: Ahlers Aerospace, Inc., Document No. E99-150, Rev. B, dated August 4, 2010; or E99-271, Rev. IR, dated July 12, 2011; or laterAhlers Aerospace IncSTC SR00273LAInstallation of Tyler Camera Major MountTyler Camera SystemsSTC SR00123LA-D: Installation of External Load Attaching Means in accordance with Heli-Support, Inc. Master Index List No. 121-401, Revision A, dated September 20, 2001, or later approved revision. Rotorcraft Flight Manual Supplement No. 121-121 requested for this installation is listed on the approved Master Document List.USDA Forest ServiceSTC SR00125LA-DInstallation of Internal Load Attaching Means (ILAM) in accordance with Heli-Support, Inc. Master Document List (MDL) No. 123-000, Revision C, dated April 12, 2002, or later FAA approved revision. Rotorcraft Flight Manual Supplement No. 123-121, Revision A, dated April 12, 2002, or later FAA approved revisions required as part of these modifications.USDA Forest ServiceSTC SR01784LAInstallation of Airfilm AFDP-1 Down Post Utility BracketAirfilm Camera SystemsSTC SR02232LAInstallation of Garmin Model 400W / 500W Series GPS-WAAS Navigation SystemGarmin AT Inc.STC SR01631LAInstallation of starter/generator.Airworthy ProductsSTC SR09369RC-DFlitestep Kit in accordance with Aeronautical Accessories, Inc. Drawing List, Report No. AA-03068, Revision A, dated September 30, 2003, or later DAS approved revision; and installation per Report No. AA-02047, No Revision, dated June 27, 2003, or later DAS approved revisions.Bell Helicopter Textron Inc.STC SR02797CHInstallation of a Vision 1000 SystemAppareo Systems LLC.STC SR01665SEInstallation of SAGEM ICDS 2000 Electronic Flight Instrument System.Eagle Helicopters IncSTC SR00098NYSpacepod (Side Cargo Compartment Extenders) installationDart Aerospace LimitedSTC SR10117LA-DInstallation of landing gear skid tubes.Heli-Support Inc.STC SH989NEInstallation of vertical reference (floor) window.Dart Aerospace LimitedSTC SR02685NYThe installation of the Brite Saver 2 Data Monitoring System must be performedECT IndustriesSTC SR02338AKInstallation of an Intelligent Automation Corporation, Model 1134 Helicopter Monitor SystemVector Aerospace Helicopter Services USA Inc.STC SR02686CHInstallation of an Aircraft Logging and Event Reporting for Training and Safety (ALERTS) SystemAppareo Systems LLC.STC SR02093NYInstallation of MX-15 Camera Installation (Structural Provisions only).L-3 WESCAM IncSTC SR02174LAInstallation of Aprical Industries, Inc. Air Conditioning System.Apical Industries IncSTC ST02183LAInstallation of Apical Industries, Inc. Air Conditioning System.Apical Industries IncSTC SR02634NYThe installation of WESCAM Low Profile Bracket Installation (HIGH) and 24 , 16 or 12 WESCAM Sensor Installation-Structural Provisions OnlyL-3 WESCAM IncSTC SR02189NYIinstallation of SkyTrac ISAT-100 Airborne Position/Data Communicator System.SkyTrac Systems Ltd.STC SR01924SEONE ONLY STC, SN 4184: Installation of a Supplemental Lighting SystemAviation Specialties Unlimited Inc.STC SR00890SEFabrication of Simplex Model 210 agricultural spray tank systemSimplex Manufacturing CompanySTC SR02557NYInstallation of Thermoformed D350-766 Interior Trim KitsDart Aerospace LimitedSTC SR09127RC-DInstallation of a vertical sliding window in right-hand or left-hand sliding door. RFMS 350FMS-066 dated 8/28/00, or later FAA approved RFMS is required. Both configurations cannot be installed concurrently.Tech-Tool Plastics IncSTC SH5239NMInstallation of Spectrolab SX-5 Starburst Searchlight.Air Methods CorporationSTC SH5242NMInstallation of passenger/crew step.Air Methods CorporationSTC SR00018DEInstallation of isolette carriage.Air Methods CorporationSTC SR00354DEInstallation of avionics systems.Air Methods CorporationSTC SR01827SEInstallation of a sun visor on an aircraft.Rosen Sunvisor Systems LLCSTC SR02206AKInstallation of Garmin AT, MX20 Multi-Function Display (MFD).Garmin AT Inc.STC SR02494NYInstallation of DMS ARINC data recorderECT IndustriesSTC SR02345NYInstallation of a Fuselage Mounted Liferaft SystemAir Cruisers CompanySTC SR00118BOInstallation of Pratt & Whitney Engine Services, Inc. SmartCycle Engine Monitoring System, Part No. CYCLE-K-010,Pratt & Whitney Engine Services Inc.STC SR00169BOInstallation of Altair Avionics Corporation SmartCycle monitoring and recording system.Pratt & Whitney Engine Services Inc.STC ST02481CHInstallation of camera quick disconnect mounting.NASS-EACSTC SR00639DE-DInstallation of Dual Nightscanner Searchlights.Air Methods CorporationSTC SR02450NYInstallation of POP Imaging SystemEurocopter Canada LimitedSTC SR02065LAInstallation of Apical Industries, Inc. Lower Front Fairing Assembly.Apical Industries IncSTC SR02379NYInstallation of Technisonic TDFM-7000 Model TransceiverTechnisonic Industries LimitedSTC SR02359NYCrosstube installationDart Aerospace LimitedSTC SR01144NYInstallation of Heli-Utility-Pod.Dart Aerospace Limited
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