# STCs approved under this data sheet: TCDS 3A21 A list on [TCDS 3A21](https://openairdocs.org/tcds/3A21.md). Current certificates first, most recently changed first. Page 1 of 15 · 702 STCs - [STC SA02571SE](https://openairdocs.org/stc/SA02571SE.md): Installation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display). · Garmin International Inc. - [STC SA2528NM](https://openairdocs.org/stc/SA2528NM.md): Installation of an air to air intercooler in the engine induction system downstream of the turbocharger. (P210N S/N P21000001 THRU P21000834) · Western Skyways Aircraft Modifications Inc. - [STC SA2598NM](https://openairdocs.org/stc/SA2598NM.md): Installation of an air to air intercooler in the engine induction system downstream of the turbocharger. (See specific serial numbers) H S/N T210-308 THRU T210-0392) · Western Skyways Aircraft Modifications Inc. - [STC SA01800SE](https://openairdocs.org/stc/SA01800SE.md): Fabrication and installation of new or replacement of existing instrument panel lights dimmer control. · TCW Technologies, LLC - [STC SA01861SE](https://openairdocs.org/stc/SA01861SE.md): Fabrication and installation of Landing Light Controller · TCW Technologies, LLC - [STC SA01844WI](https://openairdocs.org/stc/SA01844WI.md): Installation of Garmin GFC 600 Automatic Flight Control System · Garmin International Inc. - [STC SA02069AK](https://openairdocs.org/stc/SA02069AK.md): Fabrication and installation of the Airglas, Inc., Landes PA32-206LA Nose Fork equipped with up to a 8.50 x 6 tire · Airglas Inc. - [STC SA02279AT](https://openairdocs.org/stc/SA02279AT.md): Installation of a Boom Beam bulb, starter, and ballast · Whelen Aerospace Technologies - [STC SA04837NY](https://openairdocs.org/stc/SA04837NY.md): Installation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lights · AeroLED's Holdings, LLC - [STC SA01134DE](https://openairdocs.org/stc/SA01134DE.md): Installation of EarthX ETX680-24-TSO Lithium Battery · EarthX Inc. - [STC SA12406WI](https://openairdocs.org/stc/SA12406WI.md): Installation of a Garmin AXIS Flight Display System · Garmin International Inc. - [STC SA04652CH](https://openairdocs.org/stc/SA04652CH.md): To allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specification · Swift Fuels LLC - [STC SA02636SE](https://openairdocs.org/stc/SA02636SE.md): Installation of Garmin GPS 175 Navigation System and GNX 375 Navigation System with ADS-B In/Out Transponder. · Garmin International Inc. - [STC SA02019SE-D](https://openairdocs.org/stc/SA02019SE-D.md): Installation of Garmin Model GTN 625/635/650; 725/750 Navigation System · Garmin International Inc. - [STC SA800EA](https://openairdocs.org/stc/SA800EA.md): Installation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated power supplies · Whelen Aerospace Technologies - [STC SA00079NY](https://openairdocs.org/stc/SA00079NY.md): Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines of 450 horsepower or less. · Airwolf Filter Corporation - [STC SA02511SE](https://openairdocs.org/stc/SA02511SE.md): Installation of replacement fuel quantity indicator sending unit(s) · CiES Inc. - [STC SA02363CH](https://openairdocs.org/stc/SA02363CH.md): Installation of Chuck Ney Enterprises, Inc. CNE IO-470-C/N-MOD Model Engine (STC SE02261CH) · Cygnet Aerospace Corp. - [STC SA02492AT](https://openairdocs.org/stc/SA02492AT.md): Installation of FLIR Systems Inc. Models UM LE, Ultramedia, and Star Safire and Helinet Model Cineflex V14 Camera Systems, or L3 Harris Westar Wescam MX-15 Air Surveillance & Reconnaissance Thermal Imaging camera on the same installed Gimbal002 · Aero Avionics Inc. - [STC SA3649WE](https://openairdocs.org/stc/SA3649WE.md): Installation of replacement flexible fuel cell in the wings of the 210 Cessna aircraft. · Aerosport Fuel Cells, LLC - [STC SA01866WI](https://openairdocs.org/stc/SA01866WI.md): Installation of Garmin GFC 500 Autopilot with Electronic Stability and Protection · Garmin International Inc. - [STC SA01005DE](https://openairdocs.org/stc/SA01005DE.md): Installation of a EarthX ETX900-TSO Lithium battery · EarthX Inc. - [STC SA11158SC](https://openairdocs.org/stc/SA11158SC.md): Demonstration of aircraft tolerance to potential electromagnetic interference from certain Transmitting Potable Electronic Devices (T-PEDS) · Liberty Partners Inc. - [STC SA3931NM](https://openairdocs.org/stc/SA3931NM.md): Installation of air to air intercooler in the engine air induction system. Airplane must have STC SA2689SW incorporated. · Western Skyways Aircraft Modifications Inc. - [STC SA04211CH](https://openairdocs.org/stc/SA04211CH.md): Installation of an engine modified per STC SE0417CH · Western Skyways Aircraft Modifications Inc. - [STC SA02738CH](https://openairdocs.org/stc/SA02738CH.md): Installation of L-3 Communications Avionics Systems · Acron Aviation Inc. - [STC SA04046CH PAGE 1](https://openairdocs.org/stc/SA04046CH%20PAGE%201.md): Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500) · Acron Aviation Inc. - [STC SA00925WI](https://openairdocs.org/stc/SA00925WI.md): Installation of MT-Propeller model MTV-14-D/195-30a hydraulic 4-blade constant speed propeller. · MT- Propeller Entwicklung GmbH - [STC SA04678CH](https://openairdocs.org/stc/SA04678CH.md): Installation of electric air conditions system Kelly Aerospace kit #KATS-20-004 · Kelly Aerospace Thermal Systems LLC - [STC SA01330LA](https://openairdocs.org/stc/SA01330LA.md): Installation of alternate avionics support assembly. · Radiorax Aviation Systems LLC - [STC SA04378CH](https://openairdocs.org/stc/SA04378CH.md): Installation of an engine modified per STC SE04349CH · SureFly Partners Ltd. - [STC SA01120SE](https://openairdocs.org/stc/SA01120SE.md): Installation of Door Steward. · Mountain View Aviation LLC - [STC SA02594SE](https://openairdocs.org/stc/SA02594SE.md): SkyView HDX Instrumentation and Autopilot System manufactured · Dynon Avionics - [STC SA02386AK](https://openairdocs.org/stc/SA02386AK.md): Replacement of existing landing and/or taxi light reflector and bulbs with Light Emitting Diode (LED) lighting systems · AeroLED's Holding LLC - [STC SA04568CH](https://openairdocs.org/stc/SA04568CH.md): Installation of the uAvionix tailBeaconX, a tail mounted position light with integrated Automatic Dependent Surveillance - Broadcast (ADS-B) Out and 1090MHz Mode-S transponder functionality · uAvionix Corporation - [STC SA00871SE](https://openairdocs.org/stc/SA00871SE.md): Installation of cockpit sunvisors · Rosen Sunvisor Systems LLC - [STC SA02658SE](https://openairdocs.org/stc/SA02658SE.md): Installation of Garmin GI 275 Multi-Function Display System · Garmin International Inc. - [STC SA3522WE](https://openairdocs.org/stc/SA3522WE.md): Installation of Knisley muffler in lieu of original Cessna mufflers. · Aerospace Welding Minneapolis Inc. - [STC SA3732WE](https://openairdocs.org/stc/SA3732WE.md): Installation of Knisley mufflers in lieu of original Cessna mufflers. · Aerospace Welding Minneapolis Inc. - [STC SA5012NM](https://openairdocs.org/stc/SA5012NM.md): Installation of a modified exhaust system. · Aerospace Welding Minneapolis Inc. - [STC SA01899WI](https://openairdocs.org/stc/SA01899WI.md): Installation of Garmin G3X Touch Electronic Flight Instrument System · Garmin International Inc. - [STC SA1098WE](https://openairdocs.org/stc/SA1098WE.md): Installation of Roto-Master (Rajay) turbocharged Continental IO-470-E or IO-470-S engine. · TALCO Aviation - [STC SA02575AK](https://openairdocs.org/stc/SA02575AK.md): Installation of the nose tire scraper P/N TSL-100 · Aero Twin Inc. - [STC SA02019WI](https://openairdocs.org/stc/SA02019WI.md): Installation of the Trig Avionics TX56, TX56A, TX57, or TX57A VHF Nav-Com Radio. · Peregrine - [STC SA3104SO-D](https://openairdocs.org/stc/SA3104SO-D.md): Installation of a Teledyne Continental Motors model 10-550-L engine, a McCauley model D3A34C402/90DFA-10 propeller or a Hartzell PHC-J3YF-1RF/F7691 (propeller and other minor changes · Summit Aviation Inc - [STC SA00306DE](https://openairdocs.org/stc/SA00306DE.md): Installation of an external infrared imaging system. · Dart Aerospace USA Inc. - [STC SA04400NY](https://openairdocs.org/stc/SA04400NY.md): Installation of the Integrated Back-up Battery System (IBBS) · TCW Technologies LLC - [STC SA04192NY](https://openairdocs.org/stc/SA04192NY.md): KFD 900 Primary Flight Display System Additional Functions · Honeywell International Inc - [STC SA00631WI](https://openairdocs.org/stc/SA00631WI.md): Installation of additional equipment for approval for flight into icing. · CAV Ice Protection Inc. - [STC SA00756DE](https://openairdocs.org/stc/SA00756DE.md): Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out Equipment using a Trig Avionics TT22 Transponder and an approved Global Positioning System (GPS) Position Sensor · Peregrine Next page: https://openairdocs.org/tcds/3A21/stcs.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT s.stc_number, s.description, s.holder, s.status, s.status_date FROM 'https://openairdocs.org/data/latest/faa_stc.parquet' s WHERE s.stc_number IN (SELECT stc_number FROM 'https://openairdocs.org/data/latest/faa_stc_model.parquet' WHERE tcds_number = '3A21') ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number ``` This list as a web page: https://openairdocs.org/tcds/3A21/stcs --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.