# STCs that may be installed: N117DN A list on [N117DN](https://openairdocs.org/aircraft/N117DN.md). 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. - [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 SA12370NY](https://openairdocs.org/stc/SA12370NY.md): Installation of a Garmin G700 Avionics System · Bighorn Airways, 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 SA02738CH](https://openairdocs.org/stc/SA02738CH.md): Installation of L-3 Communications Avionics Systems · Acron Aviation Inc. - [STC SA09887AC](https://openairdocs.org/stc/SA09887AC.md): Installation of an Avionica MK-III mini Quick Access Recorder (QAR) and optional 4G or LTE Avionica Cellular Module (avCM · Aircraft Systems and Manufacturing Inc. - [STC SA04051CH](https://openairdocs.org/stc/SA04051CH.md): Certification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D Transponders · CMD Flight Solutions LLC - [STC SA02658SE](https://openairdocs.org/stc/SA02658SE.md): Installation of Garmin GI 275 Multi-Function Display System · Garmin International Inc. - [STC SA02010WI](https://openairdocs.org/stc/SA02010WI.md): Installation of the Mid-Continent Instruments & Avionics MD23 FLEX Custom Function Display (CFD) · Mid-Continent Instruments and Avionics - [STC SA00076IB](https://openairdocs.org/stc/SA00076IB.md): Installation of Photo luminescent Safety Systems · STG AEROSPACE GERMANY GmbH - [STC SA02075SE](https://openairdocs.org/stc/SA02075SE.md): Installation of a Mid-Continent MD835() Lithium Ion Battery · Mid-Continent Instrument Co. Inc. - [STC SA04514NY](https://openairdocs.org/stc/SA04514NY.md): Single/Dual Transponder System ADS-B Upgrade · Scandinavian Avionics Design ApS - [STC SA02677LA](https://openairdocs.org/stc/SA02677LA.md): Modification to upgrade the existing Mode S Transponder system by installing the ACSS NXT-700 Transponder with ADS-B Out and optionally install the ACSS NXG-900 GPS as the position source for ADS-B Out · Aviation Communication and Surveillance Systems (ACSS) LLC - [STC SA02678LA](https://openairdocs.org/stc/SA02678LA.md): Modification to upgrade the existing Mode S Transponder system by installing the ACSS NXT-600 Transponder with ADS-B Out and optionally install the ACSS NXG-900 GPS as the position source for ADS-B Out · Aviation Communication and Surveillance Systems (ACSS) LLC - [STC SA01714WI](https://openairdocs.org/stc/SA01714WI.md): Installation of a Garmin transponders: (a) GTX 330/330D/33/33D with ADS-B Out functionality; (b) GTX 335/335R/345/345R with ADS-B Out and In functionality; or (c) GTX 335R/345R with ADS-B Out functionality in select airplanes installed with G950/G1000 systems. · Garmin International Inc - [STC SA03973NY](https://openairdocs.org/stc/SA03973NY.md): Replacement of existing TCAS 7.0 by TCAS 7.1 · Scandinavian Avionics Design ApS - [STC SA00845DE](https://openairdocs.org/stc/SA00845DE.md): Installation of two Ferno Advanced Life Support Litters (ALSL) with equipment mounts and medical electrical power · Bighorn Airways Inc - [STC SA329CH-D](https://openairdocs.org/stc/SA329CH-D.md): Installation of AlliedSignal Engines Models TPE 331-10T-511D, TPE-331-10GT-511D, TPE 331-10GP-511D, or TPE 331-10P-511D · StandardAero Business Aviation Services, LLC - [STC SA01969SE](https://openairdocs.org/stc/SA01969SE.md): Installation of a Mid-Continent MD302 Standby Attitude Module · Mid-Continent Instruments and Avionics - [STC SA00478CH](https://openairdocs.org/stc/SA00478CH.md): Installation of Cooper Superflite 102 Fabric. · Aviation Products Systems Inc. - [STC SA02434SE](https://openairdocs.org/stc/SA02434SE.md): Installation of a Supplemental Lighting System · Aviation Specialties Unlimited Inc. - [STC SA02121SE](https://openairdocs.org/stc/SA02121SE.md): Installation of Garmin GTS 825 (TAS) or GTS 855 (TCAS I) Traffic System · Garmin International Inc - [STC SA00674WI-D](https://openairdocs.org/stc/SA00674WI-D.md): Modification of Collins VHF-22A/VHF-22B VHF COMM Receiver Transmitter with CTL-22 Control Pro Line II System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II system installation. · Rockwell Collins Inc - [STC SA03052NY](https://openairdocs.org/stc/SA03052NY.md): Installation of Model MTV-27-1-E-C-F-R(G)/CFRL250-55b full feathering and reversing 5-bladed propellers · MT- Propeller Entwicklung GmbH - [STC SA02392AK](https://openairdocs.org/stc/SA02392AK.md): Limit the maximum passenger seating capacity to 9 · Bighorn Airways Inc - [STC SA01636WI-D](https://openairdocs.org/stc/SA01636WI-D.md): Modification of Rockwell Collins, Inc. VHF-4000 and VHF-4000E installations · Rockwell Collins Inc - [STC SA00681WI-D](https://openairdocs.org/stc/SA00681WI-D.md): Modification of Collins VHF-20/VHF-20A/VHF-20B VHF COMM Receiver Transmitter with CTL-20 Control Pro Line I System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System Installation · Rockwell Collins Inc - [STC SA00068SE](https://openairdocs.org/stc/SA00068SE.md): Installation of fuel flow/pressure instruments. (W/TSIO-360-MB1) · Electronics International Inc. - [STC ST02540AT-D](https://openairdocs.org/stc/ST02540AT-D.md): Installation of replacement fuel tank sealant system · FFC Manufacturing - [STC SA4005NM](https://openairdocs.org/stc/SA4005NM.md): Precise Flight Inc. Pulselite Control System · Precise Flight Inc - [STC SA02383NY](https://openairdocs.org/stc/SA02383NY.md): Installation of KTA 970 TCAS I · Western Avionics - [STC SA01306WI-D](https://openairdocs.org/stc/SA01306WI-D.md): Modification of a Collins ALT-50A or ALT-55B Radio Altimeter system installation to a Collins ALT-1000 or ALT-4000 Radio Altimeter system installation. · Rockwell Collins Inc - [STC SA02335NY](https://openairdocs.org/stc/SA02335NY.md): The installation of Honeywell EGPWS. · Western Avionics - [STC SA01141WI-D](https://openairdocs.org/stc/SA01141WI-D.md): Modification of a single or dual Collins TDR-94 or TDR-94D Mode S Transponder System installation with CTL-92 control head to a Flight ID capable Collins TDR-94 or TDR-94 Mode S Transponder System installation with CTL-92E control head. · Rockwell Collins Inc - [STC SA10499SC](https://openairdocs.org/stc/SA10499SC.md): Revised airplane performance data previously modified by installation of Honeywell International Inc. TPE331-10 engines · Bighorn Airways Inc - [STC SA01157LA](https://openairdocs.org/stc/SA01157LA.md): Installation of Electronics International Model FP-5 or FP-5L fuel flow/fuel pressure instrument as a replacement instrument. · Electronics International Inc. - [STC ST01167NY](https://openairdocs.org/stc/ST01167NY.md): Installation of an AlliedSignal MKVI ground proximity warning system. · Innotech Aviation - [STC ST01179NY](https://openairdocs.org/stc/ST01179NY.md): Installation of BFGoodrich Aerospace TCAS 791, TCAS I Traffic Alert Collision Avoidance System. · Innotech Aviation - [STC SA3824SW](https://openairdocs.org/stc/SA3824SW.md): Installation of a freon air conditioner system. · AAR Airframe and Accessories Group - [STC SA7831SW](https://openairdocs.org/stc/SA7831SW.md): Installation of dual Marathon TSP-280 nickel cadmium batteries. · Marathon Power Tech Co - [STC SA3496SW-D](https://openairdocs.org/stc/SA3496SW-D.md): Installation of a Century Automatic Flight System model AK1003 · Century Flight Systems Inc. - [STC SA3497SW-D](https://openairdocs.org/stc/SA3497SW-D.md): Installation of Century Automatic Flight System model YK 1004 · Century Flight Systems Inc. - [STC SA463NE](https://openairdocs.org/stc/SA463NE.md): Installation of Aviation Instrument Model 510-24P and510-29B gyro horizons. · Castleberry Instruments & Avionics, Inc ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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 = '2992030' UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '01515') 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 ``` This list as a web page: https://openairdocs.org/aircraft/N117DN/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.