N91AC

STCs that may be installed · 300

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 = '2073712'
      UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '51499')
    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 · Textron 208B

STC SA12517WIInstallation of a Single Point Pressure Refueling SystemAO Aviation LLCSTC SA12388AKRemoval of engine fire detection systemRandigo LLCSTC SA01800SEFabrication and installation of new or replacement of existing instrument panel lights dimmer control.TCW Technologies, LLCSTC SA01861SEFabrication and installation of Landing Light ControllerTCW Technologies, LLCSTC SA01844WIInstallation of Garmin GFC 600 Automatic Flight Control SystemGarmin International Inc.STC SA02279ATInstallation of a Boom Beam bulb, starter, and ballastWhelen Aerospace TechnologiesSTC SA04837NYInstallation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lightsAeroLED's Holdings, LLCSTC SA02019SE-DInstallation of Garmin Model GTN 625/635/650; 725/750 Navigation SystemGarmin International Inc.STC SA02741SEInstallation of Raisbeck Engineering Drag Reduction SystemRaisbeck Engineering Inc.STC SA01975WIInstallation of Fuselage Camera Ports with or without Mission Power SystemAvcon Industries Inc.STC SA02511SEInstallation of replacement fuel quantity indicator sending unit(s)CiES Inc.STC SA8954SWInstallation of Hartzell HC-B3TN-3Z/ T10282N(K)+4 or HC-B3TN-3Z/ T10282N+4 propeller.John Wentzell Downs Jr.STC SA11158SCDemonstration of aircraft tolerance to potential electromagnetic interference from certain Transmitting Potable Electronic Devices (T-PEDS)Liberty Partners Inc.STC SA02812SEInstallation of Starlink Aviation SystemAeroMech IncorporatedSTC SA04804NYInstallation of AvionicsDelta Engineering CorporationSTC SA12011DEInstallation of Mission Equipment, including consoles and turret mountsSoutheast AerospaceSTC SA09625ACInstallation of Dual Camera Ports and Navigation Sight Ports.Metrea Special Aerospace ISR Inc.STC SA01516WIInstallation of the L-3 Communications Avionics Systems Infrared Imaging System (IRIS)Acron Aviation Inc.STC SA02738CHInstallation of L-3 Communications Avionics SystemsAcron Aviation Inc.STC SA11933IBManufacturing and Installation of the Camera MountIcarus Aero Inc.STC SA00892WITKS Ice Protection System Installation approving aircraft for flight into known icing conditionsCAV Ice Protection LimitedSTC SA02549SEInstallation of new structural components in certain fuselage bulkheadsMetal Innovations Inc. dba MII AeroSTC SA02763SEInstallation of Metal Innovations Inc. C-208B Cargo Pod AlterationMetal Innovations Inc. dba MII AeroSTC SA01657CHInstallation of Honeywell Bendix/King KGP 560 Enhanced Ground Proximity Warning System, KMD 850 Multi-Function Display, and KLN 94 GPS Navigator.Amphenol Cable and Interconnect Technologies Inc.STC SA04746NYInstallation of Outlook Aero LLC ISR Payload Mount SystemOutlook Aero LLCSTC SA01330LAInstallation of alternate avionics support assembly.Radiorax Aviation Systems LLCSTC SA04744NYInstallation of New External Radar Pod with Retractable EO/IR Sensor Lift MechanismAVCON Industries Inc.STC SA04741NYInstallation of a Soot ShieldRaisbeck Engineering Inc.STC SA01871NYInstallation of Hawker Sealed Lead-Acid Battery.Securaplane Technologies Inc.STC SA04648CHInstallation of a Universal Adapter Plate (UAP) and Radome for Electronically Steered Antenna (ESA)StandardAero Business Aviation Services LLCSTC SA39CHInstallation of an Amphibian Landing Gear Position Advisory System/Laser Gear Advisory SystemWipaire Inc.STC SA09948ACIncorporation of engine indications, fuel quantity indications, and electrical system indications into the display units of the Garmin G600 TXi systemXtreme Avonics LLC.STC SA02386AKReplacement of existing landing and/or taxi light reflector and bulbs with Light Emitting Diode (LED) lighting systemsAeroLED's Holding LLCSTC SA00301BOInstallation of Light Emitting Diode (LED) based Position, Anticollision, Taxi, and Landing Light Systems with Single Mode (visible) or Dual Mode (visible plus infrared) optionsATI Engineering Services LLCSTC SA00341BOInstallation of an NVIS / NVG Compatible Lighting SystemATI Engineering Services LLCSTC SA00419BOInstallation of an Airborne Operator WorkstationATI Engineering Services LLCSTC SA00421BOInstallation of Interior Sidewall BlanketATI Engineering Services LLCSTC SA04646CHInstallation of Hartzell Model HC-E4N-3KTV( )/GC11114( )-2 propellerWipaire Inc.STC SA04639CHIncorporation of an Avcon External Belly Mounted Radar Pod in accordance with FAA approved Master Data List 07801000 Revision (IR), dated 06/26/2024, or later FAA or ODA Approved Revision.AVCON INDUSTRIES INCSTC SA00236MCOperational Approval of an L3Harris WESCAM MX-15DR Sensor SystemATI Engineering Services LLCSTC SA00199MCInstallation of an L3 Harris (Harris Global Communications, Inc.) tactical radio system consisting of an RF-7800H-MP radio, an RF-7850A-MR radio, an RF-7850A/7800H radio control unit (RCU), and associated antennasATI Engineering Services LLCSTC SA7687SWModification of the lower fuselage skin to include provisions for a scanner or camera and navigation sight portRandingo LLCSTC SA03817NYInstallation of the Parachute Kitairplus engineering GmbHSTC SA02658SEInstallation of Garmin GI 275 Multi-Function Display SystemGarmin International Inc.STC SA02917NY-DInstallation of Camera PortsMAG AerospaceSTC SA01105DEInstallation of the Persistent Systems MPU5 Wave Radio SystemPersistent SystemsSTC SA02571SEInstallation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display).Garmin International Inc.STC SA02532ATInstallation of subject Michelin tires on appropriate aircraft. For Michelin 5, 6, 8, and 10-inch rim diameter tires on General Aviation Aircraft.Michelin North America Inc.STC SA02027WIInstallation of Garmin GI 275 IndicatorYingling Aviation Inc.STC SA4940NMInstall engine fluids collection tank.Raisbeck Engineering Inc.
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