N778
STCs that may be installed · 40
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 = '3951204'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52008')
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.
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 = '3951204'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52008')
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_numberRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
Airframe · Grumman G-21A
STC SA02571SEInstallation of Garmin G500/G600 TXi Integrated Avionics System (Primary Flight Display, Multi-Function Display, and Engine Indicating System Display).STC SA04837NYInstallation of AeroLED's Holdings, LLC., position lights, navigation lights, strobe lights and beacon lightsSTC SA04652CHTo allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specificationSTC SA02738CHInstallation of L-3 Communications Avionics SystemsSTC SA04046CH PAGE 1Installation of L-3 GENESIS (TM) Electronic Standby Instrument System (ESI-500/MAG-500)STC SA39CHInstallation of an Amphibian Landing Gear Position Advisory System/Laser Gear Advisory SystemSTC SA01757WITo allow the use of UL91 or UL94 (minimum) grade aviation fuelSTC SA00346SEInstallation of Cleveland wheels and a modified Cleveland braking system per Cleveland Wheels & Brakes Drawing 50-83, Revision B, sketches labeled Drawing #1 - #4, and photographs dated may 7, 1996STC SA02444AKApproval of the L-3 Communications NGT 9000/9000R ADS-B system installedSTC SA11174SC PAGE 1Installation of BendixKing by Honeywell KSN 770 and KSN 765 WAAS LPV approach capable nav/comm systemsSTC SA01831WITo allow the use of UL91 (minimum) grade aviation fuelSTC SA00344BO PAGE 1Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.STC SA02153LA-D PAGE 1Installation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) SystemSTC SA6070NMInstallation of a 'quick-disconnect drain plug' on the engine rocker sump for the oil drain retrieval system after engine shutdown.STC SA01282NYInstallation of Airwolf remote mounted engine oil filter kit AFC-K015 on aircraft powered by Pratt & Whitney radial reciprocating engine Series R-985, R-1340 and R-1830.STC SA02212AKReplacement of existing landing and/or taxi light reflector and bulbs with high intensity discharge (HID) lighting systemsSTC SA00382BOInstallation of Globalstar Antenna and Cradle provisions to support a Globalstar GPS-1700 in non-composite airplanesSTC SA02428SEInstallation of an Air Stream Switch for an electric time recording device on non-pressurized aircraftSTC SA00343BOInstallation of a single configuration or a dual configuration Avidyne Corporation Integrated Flight Display, Model IFD540 loaded with Release 10.0 software (or later FAA approved release)STC SA00352BO PAGE 1Installation of an Avidyne Corporation Mode A/C/S Transponder with ADS-B Out capability, Model AXP340 loaded with Version 3.13 software (or later FAA approved version),STC SA02119SE PAGE 1Installation of Garmin GDL 88 ADS-B UAT Transceiver SystemSTC SA00478CHInstallation of Cooper Superflite 102 Fabric.STC SA02442AK PAGE 1Approval of the L-3 Communications NGT 2000/2500 ADS-B systemSTC SA02121SEInstallation of Garmin GTS 825 (TAS) or GTS 855 (TCAS I) Traffic SystemSTC SA00432SEInstallation of EGT 701 series fuel flow instrument.STC SA00861SEInstallation of J.P. Instruments (JPI) fuel flow indicating systemSTC SA03148NYThe installation of the Latitude Technologies Corporation S100 Tracking SystemSTC SA02016SE-DInstallation of Garmin GTS 800, GTS 820 or GTS 850 Traffic SystemSTC SA02018SE-DProvisions installation of Garmin GPS/XM Antennas in accordance with FAA Approved Model List (AML) SA02018SE-D, dated January 4, 2011, or later FAA approved revision, and FAA Approved GPS/XM Antenna STC Master Drawing List, Document No.: 005-00638-01, Revision 1 , approved on January 4, 2011, or later FAA approved revision.STC ST02540AT-DInstallation of replacement fuel tank sealant systemSTC SA101WEInstallation of picture window.STC SA4-1467Installation of retractable tip floats.STC SA8075SWInstallation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER)STC SA5714NMInstallation of electric propeller deicer kit.STC SA96NWInstallation of Sorm Industries horizontal stabilizer forward support fitting.STC SA138SWModify models for operation at a maximum gross weight of 9,000 pounds by installing retractable wing tip floats and 24 volt electrical systemSTC SA551SWModify Beechcraft C18 cowl to fit Grumman G-21A.STC SA552WEInstalled Stewart-Warner 47,000 BTU HeaterSTC SA02153LA-DInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) SystemSTC SA02153LAInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) System.