N521KB
STCs that may be installed · 320
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 = '7103406'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17019')
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 = '7103406'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17019')
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-34-200T
STC SA3422SW-DMitchell automatic flight system model AK923 consisting of command electric trim.STC SA3390SW-DInstallation of Mitchell automatic flight system Model AK895 consisting of a Century 31 autopilot.STC SA1673NMInstallation of Demers super tips.STC SA1344SOInstallation of Safe Flight SC-150 angle of attack indicator.STC SA4698SWInstallation of System 60 pitch stabilization system model ST-035 with optional autotrim systemSTC SA4586SWInstallation of S-TEC system 60 single axis automatic flight guidance system, Model ST-031.STC SA1217SOInstallation of an adjustable trim tab on the left aileron.STC SA4469SWInstallation of S-TEC system 60 two-axis flight guidance system, Model ST-032, with optional autotrim systemSTC SA50GLInstallation of Norton Radome Kit No. 4011KXSTC SA473GLInstallation of Airborne wing and empennage pneumatic deice kit, 711A or 711B.STC SA2947SWAddition of Hydro Seal Fluid Additive to the landing gear shock struts.STC SA4207WEInstallation of DTL-1000, -1001 and/or -1002/3 autopilot adapters for the Edo-Aire Mitchell Century III autopilot.STC SA1118SOInstallation of Hartzell 3-bladed propellers, Models - PHC-C3YF-2( )UF/FC-7663-2R and PHC-C3YF-2L( )UF/FJC-7663-2R or PHC-C3YF-( )UF/FC-7663B-2R and PHC-C3YF-2L( )UF/FJC-7663B-2R.STC SA2905SWInstallation of AVICON TZ1 fuel flow totalizer systemSTC SA2906SWInstallation of AVICON AF1 fuel flow processor.STC SA696NWInstallation of a Ryan Stormscope, model WX-7A weather mapping systemSTC SA2386SWInstallation of S.A.F.E., EGT, CHT Systems.STC SA968SOInstallation of Bendix FCS-870 automatic flight control system including manual electric pitch trim and optional flight director system.STC SA969SOInstallation of NP-2041A area navigation computer programmer.STC SA1363CEChrome-plated brake disc instal- lation.STC SA1675WEInstallation of exhaust gas temperature monitoring systems EGT-2.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 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.
Engine · Continental TSIO-360 series
STC SE5583SWInstallation of fuel flow transducers (true-flow totalizer).STC SE04349CHInstallation of SureFly electronic ignitionSTC SE02352CHInstallation of Challenger cleanable oil filter assemblySTC SE03309CHInstallation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt applicationSTC SE04577CHInstall an electronic engine ignition systemSTC SE01966WIUse of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft enginesSTC SE8409SWInstallation of P/N CO-300-1 Oil Filter Adaptor with spin-on filter as a replacement for the existing oil screenSTC SE1796NMConversion of the Continental TSIO-360-EB and LTSIO-360-EB engines (200 HP-2575 RPM) to the operating limits of the *(-KB) engine.STC SE2146NMConversion of the Continental TSIO-360-FB engine (200 HP-2575 RPM) to the operating limits of the *(-KB) engine.STC SE4177NMInstallation of a pressurized magneto system for Bendix Models S6RN-25 and S6LN-25, or Slick Models 6214 (6210 for LTSIO) or Model 6224 (6220 for LTSIO).STC SE4303NMInstallation of a magneto pressurization kit assembly and associated system for Bendix Models S6RN-25 and S6LN-25, or SLICK Models 6214 (6210 for LTSIO) or Model 6224 (6220 for LTSIO).STC SE8776SWInstallation of coated cylinders and piston rings.STC SE3330NMContinental valve cover gasketSTC SE2764NMInstallation of air conditioning compressor mount and drive pulley.STC SE4505NMInstallation of intercooler in engine air induction system.STC SE5032NMInstallation of Teledyne Cont. Motor pressurized magnetos, kit no. EQ6565.STC SE09846SCInstallation of S539800M30 starter adapter springs.STC SE624GLIncorporation of a fuel flow transducer.STC SE1760NMInstallation of a pressurized magneto system for Bendix models S6RN-25 and S6LN-25.STC SE1780NMInstallation of Precise Flight standby vacuum system (SVS III).