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 SA00561SEInstall Sensenich 80 inch diameter wood propeller model W80DM in accordance with Cub Crafters, Inc. Master Drawing List, MDL 103110, Revision new, dated May 26, 1998, and its listed data or later Federal Aviation Administration (FAA) approved revision.STC SA00562SEInstall McCauley 82 inch diameter metal propeller model 1A175/GM8241, GM8242, GM8243, or GM8244 in accordance with Cub Crafters, Inc. Master Drawing List, MDL 103120, Revision new, dated May 26, 1998, and its listed data or later Federal Aviation Administration (FAA) approved revision.STC SA00703SEInstall right side access door in accordance with Cub Crafters, Inc. Master Drawing List, MDL 105900, Revision B, dated May 25, 1999, and its listed data or later Federal Aviation Administration approved revision.STC SA00718SEInstallation of oil cooler, hoses, and baffles in accordance with Cub Crafters, Inc., Master Drawing List, MDL 103300, Revision A, dated July 2, 1999, and its listed data, or later Federal Aviation Administration approved revision.STC SA00750SEInstall boot cowling and firewall assembly in accordance with Cub Crafters, Inc. Master Drawing List, MDL105300, Revision A, dated October 26, 1999, and its listed data.STC SA00753SEInstall engine baffles in accordance with Cub Crafters, Inc. Master Drawing List, MDL103800, Revision B dated August 30, 1999, and its listed data, or later Federal Aviation Administration approved revision.STC SA00856SEInstall refueling steps in accordance with Cub Crafters, Inc. Master Drawing List, MDL103440, Revision -, dated November 30, 1999, or later Federal Aviation Administration (FAA)
approved revision.STC SA00951SEInstall headliner in accordance with Cub Crafters, Inc., Master Drawing List, MDL 105600, Rev. A, dated July 30, 2001, or later FAA approved revision.STC SA01126SEInstall windows in accordance with Cub Crafters Master Drawing List CR102500-3, dated July 24, 2002, or later Federal Aviation Administration approved revisions. Since there are no special instructions for continued airworthiness required, Title 14 Code of Federal Regulation part 43 is considered adequate for the maintenance of the installation.STC SA01158SEInstall heavy duty tail wheel assembly in accordance with Cub Crafters, Inc. Master Document List Report CR123300-3, Revision D, dated July 15, 2003, or later Federal Aviation Administration approved revision. This modification does not require specific continued airworthiness instructions. Federal Aviation Regulation 43 is adequate to insure Continued Airworthiness of this modification.STC SA01242SEFabrication of PA-18 Inspection Covers in accordance with Cub Crafters, Inc. Master Drawing List Report CR124500-3, dated July 14, 2003, or later Federal Aviation Administration (FAA) approved revision. The inspection covers must be installed in accordance with Cub Crafters, Inc. Installation Instructions Report CR124500-2, dated June 23, 2003, or later FAA-approved revision.STC SA01247SEInstall heated pitot tube and new static systemSTC SA01350SEInstall replacement wing assembly in accordance with Cub Crafters, Inc. Master Drawing List, 123400MDL, Revision C, dated December 8, 2003, and Installation Instructions Document CR123410II, Revision NC, dated September 23, 2003, or later Federal Aviation Administration approved revision.STC SA01378SEInstall replacement fuselage tube or tube reinforcementSTC SA01633SEGross weight increase modification manufactured in accordance with
Report 130000MDL, Revision NC, and installed in accordance with Report 130000II, Revision NC, or later Federal Aviation Administration (FAA) approved revisions.
Mandatory Installations: To be eligible for this modification, all of the following six required Supplemental Type Certificates must be installed: SA92NW (180 hp Engine Installation), SA00275SE (Vortex Generators), SA00411SE (Extended Landing Gear), SA01158SE (Heavy Duty Tailwheel Assembly), SA01350SE
(Replacement Wing Assembly), SA4095NM (Replacement Fuselage Frame).STC SA1245CEReplace existing Scott Master Cylinder with Cub Crafters, Inc. Model 120700 modified Scott Master Cylinder in accordance with Cub Crafters, Inc. Master Drawing List, MDL 120700, Rev. D, dated January 8, 1998, and its listed data or later Federal Aviation Administration approved revision.STC SA1333CEInstallation of replacement engine mount fabricated per Flanagan Aircraft Co. Drawing List 1-14.00 stamped "FAA Approved" with a date of June 3, 1977, or later Federal Aviation Administration approved revision.STC SA1366CEInstallation of a third seat, removable cross member, and reinforced baggage compartment floor per Cub Crafters Master Document List 123600-1, Revision N/C, dated December 4, 2002, or later Federal Aviation Administration approved revision.STC SA1368CECabin metalization; installation of new boot cowl, firewall, swing up side windows, larger baggage door, and inspection access in aft fuselage per Flanagan Aircraft Drawing List No. 1-10.00 (less Drawing 1-11.02) stamped "FAA Approved" on September 12, 1977, or later.STC SA2724NMInstallation of actuating mechanism for drooping ailerons in accordance with Top Assembly Drawing Breakdown List, Drawing Number 840006, dated January 24, 1986, or later Federal Aviation Administration (FAA) approved revision.STC SA460SWInstall wing tips in accordance with Cub Crafters, Inc. Master Drawing List., MDL102400, Revision C, dated May 30, 2001, or later FAA approved revision.STC SA900CEReplace round wingtips with constant-chord, square tips and wing splates per Flanagan Aircraft Drawing List No. 1 dated February 1, 1975, or later Federal Aviation Administration
approved revision.STC SA92NWInstallation of Lycoming O-360 series engine, McCauley, Sensenich Propeller Manufacturing Co., or Sensenich Wood Propeller Co, Inc. propeller and associated hardware per Cub Crafters, Inc. Master Drawing List 101000-MDL, Revision U, dated February 27, 2004, or later Federal Aviation Administration (FAA) approved revision.STC SA98ALInstallation of two (2) Stoddard Aero Service Model 17 auxiliary fuel tanks in the PA-18A, PA-18S, PA-18-125, and PA-18-135 models and installation of two (2) model 18 and/or two (2) model 19 auxiliary fuel tanks in the -150 models. Fabrication and installation must be in accordance with Stoddard Aero Service Drawing List No. 98, dated February 7, 1975, or later Federal Aviation Administration approved revision. Stoddard Aero Service Airplane Flight Manual Supplement is required with -150 models having four (4) auxiliary tanks installed.STC SA00572SEInstallation of modified instrument panel in accordance with Cub Crafters, Inc., Master Drawing List MDL 102700, Revision E, dated August 24, 1998, or later Federal Aviation Administration (FAA) approved revision.
NOTE: This installation includes provisions for mounting radios and instruments in a new instrument panel. Any additions or changes to the original equipment radios or instruments will require separate FAA approval. The maximum weight of the equipment installed in the panel should not exceed that specified by Cub Crafters Installation Instructions 102700-11, Revision C, dated August 24, 1998, or later FAA-approved revision.STC SA03061CHInstallation of Lycoming O-360 engine and either Sensenich 76EM8 or McCauley 1A200FA propeller and associated equipment in accordance with Svenn s Aviation Report SA1200, Installation Instructions, dated 4/25/2011, or later FAA approved revision.STC SA03035CHInstallation of new lower cowling and new air box assembly in accordance with Installation Instructions Doc. No. RR-900, Rev. IR, dated January 04, 2011 or later FAA approved revision.STC SA02384AKInstallation of a cabin forward battery box in accordance with Willow Mountain Ranch, Drawing No. WMR-FBB-05, Rev. A, dated May 13, 2011 or later FAA approved revision.STC SA02134SEControl gap seals manufactured in accordance with the latest Federal Aviation Administration (FAA) approved revision of Cub Crafters Drawing RM0601, installed in accordance with the installation instructions listed in AML SA02134SE, and maintained in accordance with the maintenance manual supplement listed in AML SA02134SE.STC SA02378AKInstallation of structural provisions for a fuselage side mounted baggage door in accordance with Alaska Aircraft Products, LLC drawing number 8029, Revision - , dated May 27, 2010 or later FAA approved revision.STC SA02906CHInstallation of the reversible MT-Propeller model MTV-15-B-C-R(M)/CR210-58 two bladed hydraulic constant speed propellerSTC SA00068SEInstallation of fuel flow/pressure instruments. (W/TSIO-360-MB1)STC SA02373AKInstallation of heavy duty landing gearSTC SA02375AKInstallation of PA-18 jacking lugsSTC SA02110CHInstallation of a Time Trac Data RecorderSTC SA02293AKInstallation of FlightLogic Synthetic Vision Electronic Flight Information System (EFIS-SV).STC SA2693NMInstallation of Electronics International digital volt/amp gauges and accessories.STC SA551ALInstallation of Day & Night 4-1 fiberglass propeller spinner.STC SA00530SEInstallation of vortex generators on leading edge of upper side of wing.STC SA4172NMInstallation of Aviation Development oil filter.STC SA01988SEInstallation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) MVP-50P.STC SA01986SECub Crafters extended range fuel tanksSTC SA02316AKInstallation of 8.50-6 and 8.50-10 tiresSTC SA02321AKInstallation of EDO 89-2000 floats modifiedSTC SA02033ATModification to install an air-oil separator to prevent oil from being aspirated from the engine breather line.STC SA1588CEModified airplane, widening fuselage and increasing gross weight.STC SA01473SEInstallation of a GTX 32 (mode C), GTX 33 (mode S), or GTX 33D (mode S with diversity) Remote TranspondeSTC SA02216AKInstallation of cargo belly pod.STC SA02262AKManufacture weld-on float fittings in accordance with Airframes, Inc., Master Drawing List AF591078, Revision A, dated November 24, 2005, or later FAA approved revision. Install in accordance with Installation Instructions II591078, Revision O, dated February 22, 2006, or later FAA approved revision. Maintain in accordance with Instructions for Continued Airworthiness ICA591078, Revision O, dated November 28, 2005, or later FAA accepted revisionSTC SA4005NMPrecise Flight Inc. Pulselite Control System