N401WM
STCs that may be installed · 337
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 = '207590E'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17040')
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 = '207590E'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17040')
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 · Cessna 401B
STC SA3057SW-DInstallation of Mitchell automatic flight system Model AK438 consisting of Century IV autopilot or AK438FD consisting of Century IV flight director autopilot with optional remote annuciator.STC SA1494SWInstallation of Mitchell flight director remote annunciator Model AK375.STC SA1158SWInstallation of Mitchell automatic flight system FD/AP282-302 consisting of flight director/autopilot, and automatic pitch trim.STC SA1206SWInstallation of Mitchell automatic flight system AK302, consisting of Century III autopilot with optional automatic pitch trim, radio, and glide slope couplers.STC SA3058SW-DInstallation of Mitchell flight system model YK535 consisting of yaw damper system.STC SA2190NM PAGE 1Installation of electronics International Digital Volt/Amp Gauges and Accessories.STC SA5426SWInstallation of Texas Instruments Model TI 9100 Loran C navigator.STC SA2656SWAddition of Hydro Seal Fluid Additive to nose and main gear shock struts.STC SA2905SWInstallation of AVICON TZ1 fuel flow totalizer systemSTC SA2906SWInstallation of AVICON AF1 fuel flow processor.STC SA2386SWInstallation of S.A.F.E., EGT, CHT Systems.STC SA1393CEInstall forward baggage door warning system.STC SA646CEInstall wing and tail pneumatic deice kit 702A on 401/402 aircraft(S/N 0135 and above), kit 702B on414 aircraft and kit 702C on 401/402 aircraft (S/N 0001 through 0134 only).STC SA465SOInstallation of Bendix FCS-810 automatic flight control system including flight director indicator DH-841( ) and manual electric trim.STC SA107GLConversion of oil lubricated de-ice pumps and related hardware to Airborne dry air pump 400 series conversion kits.STC SA1642WEModification of exhaust system components.STC SA618SOInstallation of M-4B or M-4C auto- matic flight control systems.STC SA3017WEInstallation of fuel flow instruments.STC SA00765DE PAGE 1Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out functionality using the BendixKing KT74 Transponder and qualified position sensorSTC SA02153LA-DInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) SystemSTC ST01085LAInstallation of the VNS 1000 Voice Navigation System.STC SA00281BO PAGE 1Installation 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 SA5796SWInstallation of Alcor Tru-Flow indicating system, or SDI Hoskins fuel flow indicating system, or Silver Instruments Fueltron fuel flow indicating system.STC 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 · Continental TSIO-520 series
STC SE0417CHTurbo-normalizationSTC SE2599NMInstallation of an air intercooler in the engine induction system downstream of the turbocharger.STC SE3248NMInstallation of air to air intercooler in engine induction system.STC SE3782NMInstallation of an intercooler in the engine air induction system.STC SE2529NMInstallation of an air to air intercooler in the engine induction system downstream of the turbocharger.STC SE3932NMInstallation of an intercooler in the engine air induction system.STC SE5583SWInstallation of fuel flow transducers (true-flow totalizer).STC SE04349CHInstallation of SureFly electronic ignitionSTC SE02352CHInstallation of Challenger cleanable oil filter assemblySTC SE5009NMInstallation of a modified exhaust system.STC SE03309CHInstallation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt applicationSTC SE57WEInstallation of two (2) Roto-Master 3DT5FF10J2, P/N 600572-00 (formerly Rajay Model No. 315F10 P/N RJ0080-100, -101, or - 102) turbochargersSTC SE04577CHInstall an electronic engine ignition systemSTC SE09356SCInstall F & M Enterprises' Model C6LC, C6LC-S or C6LC-L oil filter adapter for a spin-on oil filterSTC SE4988NMRemove turbocharger and fuel injection system and install carburetor.STC SE96WEInstallation of oil fitting(AN-823-5D) in rocker box cover.STC SE09908ACConversion of Continental Motors, Inc. (CMI) model TSIO-520-UB to RAM model IO-550-B-RA engineSTC SE00113SEReplaces Teledyne-Continental Part Number 646277 lifter bodiesSTC SE5784NMReplacement of Teledyne Continental original camshaft.STC SE5785NMReplacement of Teledyne Continental original camshaft with P/N 32122-2.STC SE03415CHThe turbo-normalization of Continental Motors engine models IO-520-A, -F, -J, and -L, TSIO-520-C, -G, -H, -M, and -R, and IO-550-F and L for installation into Cessna 206, 207 & 210 aircraftSTC SE70RMInstallation of compressor bracketSTC SE09637SCRemove existing rocker arm assemblies and install modify rocker arm assemblies.