N446AS
STCs that may be installed · 360
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 = '7103213'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41530')
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 = '7103213'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41530')
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 · Piper PA-32R-300
STC SA2241SOFabrication and installation of main wheel fairings.STC SA2337SOReplacement of Cleveland brake discs, P/N 164-22A, and/or 164-23 or 164-123, with Appalachian Accessories' stainless steel brake discs, P/N 75-23.STC SA3862NM PAGE 1Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories.STC SA3287NMInstallation of ARNAV Systems FC-10 or FT-10 digital fuel flow indicating system.STC SA689GLInstallation of Airborne auxiliary dry air pump kit No. 373, installation of Airborne elapsed time indicator Kit No. 2T89-1.STC SA6046SW-DInstallation of S-TEC manual electric trim system, Model ST-342.STC SA2556NMInstallation of rear facing center seats (club seats).STC SA3052SW-DInstallation of Mitchell automatic flight system model AK529 consisting of Piper Altimatic IIIC autopilot with command/automatic electronic pitch trim, optional radio coupler.STC SA3053SW-DInstallation of Mitchell automatic flight system model AK530 consisting of Piper autocontrol IIIB autopilot with optional radio coupler.STC SA3054SW-DInstallation of Mitchell automatic flight system model AK531 consisting of Piper autoflite II autopilot with optional omni tracker systemSTC SA3055SW-DInstallation of Mitchell command electric trim system Model AK532.STC SA1418SOReplacement of rotor vanes in Airborne 211CC and 212CW vacuum pumps. (See limitations)STC SA3152SW-DInstallation of Mitchell Automatic Flight System Model AK621 consisting of Century IV
Autopilot or AK621FD consisting of Century IV Flight Director Autopilot with Optional
Remote AnnunciatorSTC SA3102SW-DInstallation of Mitchell Automatic Flight System, Model AK591, consisting of
Century IIB Autopilot with Optional Radio CouplerSTC SA3103SW-DInstallation of Mitchell Automatic Flight System Model AK592 consisting of
Century III Autopilot with Optional Radio Coupler and Glide Slope CouplerSTC SA5161SW-DInstallation of S-TEC yaw damper system model ST-164.STC SA2190NM PAGE 2Installation of electronics International Digital Volt/Amp Gauges and Accessories.STC SA1154EAInstallation of radome pod on right wing.STC SA3380SW-DMitchell automatic flight system AK879, consisting of Century 31 autopilot.STC SA4994SWInstall TI 9100 Loran C Navigator.STC SA2946SWAddition of Hydro Seal Fluid Additive to the landing gear shock struts.STC SA2498WEInstallation of Goodrich de-icing boots on the Hartzell HC-C2YK propellerSTC SA600NWInstallation STOL droop wing tips, Model 102STC SA3736WEInstallation of an engine oil cooler hose.STC SA583NWInstallation of Goodrich de-icing bootsSTC SA2386SWInstallation of S.A.F.E., EGT, CHT Systems.STC SA21NEInstallation of Whelen A600-PR and A600-PG anti-collision strobe with forward and tail position light assemblies as replacements for wing tip lights.STC SA472SOInstallation of hand control for rudder pedal operation. rudder pedal operation.STC SA2105WEInstallation of Model EGT-3 exhaust gas temperature monitor(with rising temperature alarm). (DC-6B (NAVY R6D-1Z) 680)STC SA00765DE PAGE 1Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out functionality using the BendixKing KT74 Transponder and qualified position sensorSTC SA02019SE-D PAGE 2Installation of Garmin GTN 6XX/7XX Navigation SystemSTC SA02153LA-DInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) SystemSTC SA02717NYInstallation of VoiceFlight Systems LLC VFS101 Speech Recognition ModuleSTC SA01435DEInstallation of engines, modified with a Firewall Forward Technologies.STC ST01085LAInstallation of the VNS 1000 Voice Navigation System.STC SA00281BO PAGE 3Installation of Avidyne Corporation MLX770 MultiLink Broadcast Transceiver P/N 700-00163-( ), Sensor Systems Inc. Antenna P/N S67-1575-109, or equivalent, and optional Avidyne Mounting Tray P/N 700-00165-000STC SA02153LAInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) System.STC SA01933LAInstallation of Garmin Model 400W / 500W Series GPS-WAAS Navigation SystemSTC SA01229SEInstallation of CNX80 GPS WAAS Navigator with integrated VHF Navigation and Communication radios.STC SA2350NMInstallation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories.
Engine · Lycoming IO-540 series
STC SE04651CHTo allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22STC SE00825WIInstallation of Specialty Products Spin-on oil filter on Lycoming Engines.STC SE04349CHInstallation of SureFly electronic ignitionSTC SE01954SEInstallation of engine crankcase seal.STC SE02352CHInstallation of Challenger cleanable oil filter assemblySTC SE00939WIInstallation of B&C Specialty Products Model BC 315-( ) Starter on Lycoming engines.STC SE2387CEInstallation of B & C Speciality Products lightweight (10.2 pounds) engine starter P/N BC 315-100-1(12 volt) or P/N BC 315-100-3(24 volt).STC SE03309CHInstallation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt applicationSTC SE60WEInstallation of two Rajay Turbochargers P/N RJ 0327-1 or -2 and 9 lb. Sonic nozzle.STC SE6WEInstallation of two Roto-Master Turbochargers Model No. 3DT5FF10J2, P/N 600572-00 (formerly Rajay Model 315F10, P/N RJ0080-100, or 102)