N20821
STCs that may be installed · 400
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 = '7101820'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41506')
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 = '7101820'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41506')
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-18-135
STC SA01582SEFabrication and installation of battery boxSTC SA02452AKInstallation of F. Atlee Dodge Aircraft Services, LLC, Pilot s Safety Barrier NetSTC SA02450AKManufacture four inch wider fuselageSTC SA00478CHInstallation of Cooper Superflite 102 Fabric.STC SA02360AKFabrication and installation of Airglas, Inc., Model GLH3000 hydraulically retractable wheel skisSTC SA01229SE PAGE 1Installation of GNS 480 (CNX80) GPS WAAS Navigator with integrated VHF Navigation and Communication radiosSTC SA02442AK PAGE 2Approval of the L-3 Communications NGT 2000/2500 ADS-B systemSTC SA4305WEInstallation of GAR-AERO wheel adapters and tundra type tires on the main landing gearSTC SA01933LA-D PAGE 2Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation SystemSTC SA03034CHInstallation of new engine baffling assembly and new oil coolersSTC SA02439AKInstallation of F. Atlee Dodge Extended BaggageSTC SA02436AKInstallation of F. Atlee Dodge Inverted DoglegSTC SA02930NYInstallation of Insight Instrument Corporation Graphic Engine Monitor (GEM 610C) models G3, G2, and G1 and 1200C model G4 as primary Cylinder Head Temperature (CHT), Exhaust Gas Temperature (EGT), and Turbine Inlet Temperature (TIT) InstrumentsSTC SA10682SCInstallation of alternator and voltage regulatorSTC SA02283SE PAGE 1Installation of Electronics International Inc. Glass Panel Engine Monitor (with In Flight Data) CGR-30PSTC SA02402SE PAGE 2Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) CGR-30CSTC SA3531NMInstalling copper electrical cables. (182 S/N 33000 THRU 33842) (8E 833 and UP)STC SA02428AKInstallation of a hydraulically actuated ski drag assemblySTC SA02433AKInstallation of F. Atlee Dodge Oversize rudder and/or elevatorsSTC SA02128LAInstallation of aileron and flap hinge repair bushingsSTC SA01765SEInstallation of Alaskan Bushwheel TSO-C26d wheels, Part Number (P/N) ABI-1010STC SA02717NY PAGE 1Installation of VoiceFlight Systems LLC VFS101 Speech Recognition ModuleSTC SA02424AKThe fabrication and installation of a header-less fuel systemSTC SA02828CHInstallation of the Lycoming IO-390-A1A6 engine, MT model MTV-15-B/210-58 constant speed propeller and associated accessoriesSTC SA02421AKInstallation and rigging of F.Atlee Dodge Model F.A. DODGE X-1 wheel replacement skisSTC SA02411AKInstallation of floor mounted front seat belt attachmentsSTC SA00432SEInstallation of EGT 701 series fuel flow instrument.STC SA00861SEInstallation of J.P. Instruments (JPI) fuel flow indicating systemSTC SA02407AKInstallation of lowered baggage floorSTC SA01026SEImproved fuel gascolator assembly.STC SA02825NY PAGE 1Installation of Aerospace Logic Aircraft InstrumentsSTC SA03148NYThe installation of the Latitude Technologies Corporation S100 Tracking SystemSTC SA117ALInstallation of Cunningham auxiliary fuel belly tank.STC SA214ALInstallation of Airglas Engineerins Model L-1650A and L2000A Wheel Replacment SkisSTC SA02751CHInstallation of McCauley Propeller model 1A200FA824XSTC SA03115CHReplacement of the original heel operated braking system with a toe brake operating systemSTC SA5156NMFabrication and installation of Pulsar-MOSFET Landing Light Flasher SystemSTC SA01487SE-DInstallation of a GDL 69 or GDL 69A XM Satellite ReceiverSTC SA00388NYInstall extended baggage compartment and baggage net in accordance with Cub Crafters, Inc., Master Drawing List, MDL105400, Revision D, dated November 2, 1999, or later Federal Aviation Administration (FAA) approved revision, and its listed data.STC SA01251SEThe manufacture of a Sunvisor System.STC SA02434NYInstallation of a Digital Engine Monitoring system.STC SA00275SEFabrication and installation of vortex generators mounted on the wings and a tail strake mounted on either side of the empennage.STC SA00281NYInstallation of Goodyear Tundra 26 x 10.5 x 6 (6 ply), or 8:50 x 6 Tires and Tubes in accordance with Cub Crafters, Inc. Master Drawing List, MDL104200, Revision C, dated January 21, 2002, or later Federal Aviation Administration (FAA) approved revision.STC SA00411SEInstallation of Cub Crafters extended landing gear kit.STC SA00414SEApproval of this change in type design applies to the above model aircraft only. This approval should not be extended to other aircraft of these models on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this certificate must be maintained as part of the permanent records for the modified aircraft.STC SA00415SEInstallation of Cub Crafters fuel system kit.STC SA00494SEReplace existing fuselage stringers with Cub Crafters, Inc. Model 105700 stringers in accordance with Cub Crafters, Inc. Master Drawing List, MDL 105700, Revision B, dated January 8, 1998, and its listed date or later Federal Aviation Administration approved revision.STC SA00495SEReplace existing floor boards with Cub Crafters, Inc. Model 102600 floor boards in accordance with Cub Crafters, Inc. Master Drawing List, MDL 102600, Revision E, dated December 15, 1997, and its listed data or later Federal Aviation Administration approved revision.STC SA00522SE: Installation of certain Lycoming O-320 series engines, McCauley or Sensenich propeller and associated hardware per Cub Crafters Master Drawing List, MDL103000, Revision B, dated April 17, 1998, or later Federal Aviation Administration (FAA) approved revision.STC SA00543SEReplace existing engine cowling channels and stiffeners with Cub Crafters, Inc. Model 105350 channels in accordance with Cub Crafters, Inc., Master Drawing List, MDL 105350, Revision E, dated July 10, 1998, and its listed data, or later Federal Aviation Administration approved revisions.