N53521
STCs that may be installed · 301
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 = '7103220'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41533')
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 = '7103220'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41533')
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-301T
STC SA09333AC-DInstallation of S-TEC system 30 alt altitude hold system.STC SA5925NMInstallation of oil pressure/temperature instrument.STC SA5924NMInstallation of RPM instrument.STC SA09310AC-DInstallation of S-TEC System 30 ALT Altitude Hold System, Model ST-738.STC SA09306AC-DInstallation of S-TEC System 20/30 Single and Two Axis Automatic Flight Guidance Systems, Model ST-737-20/30.STC SA09294AC-DInstallation of S-TEC System 20/30 Single and Two Axis Automatic Flight Guidance Systems, Model ST-739-20/30.STC SA02093AKInstallation of hourmeter airspeed switch.STC SA1714GLInstallation of Gear Lobe Fairings.STC SA1572GLInstallation of rudder fin cap fairing, with or without a strobe.STC SA930GLInstall molded plastic fairings P/N's LI, LO, or LO-F, LC, RI, RO, or RO-F, RC enclosing all wing flap hinges.STC SA00393SEInstallation of the G/S 2500 and G/S2500R Aircraft Security Alarm System.STC SA1854SOInstallation of a one-piece windshield.STC SA157NEInstallation of Graphic Engine Monitor System Model GEM-602 S/N 403 and GEM-603 S/N001126and subsequent.STC ST01064ATInstallation of a Basic Type Bae-14/28 Model 2025 air driven alternator.STC SA00236DEInstallation of Oilamatic Preoiler system.STC SA948NEInstallation of replacement windows.STC SA00061LAInstallation of JPI digital tachometer.STC SA8922SWInstallation of replacement Ultimate Engine Oil Filter for Textron Lycoming and Teledyne Continental engines. (411 S/N 000 THRU 0126, S/N 0127 AND UP) (T188C S/N 03474 AND UP) (206 S/N 05030 AND UP) (207 S/N 05227 AND UP) (T207 S/N 05227 AND UP) (P21 0 SERIES S/N 278 AND UP) (180 S/N 53087 AND UP) (210 S/N 63373 - 63375 AND UP) (B19 SPORT)STC SA5656NMInstallation of burglar alarm system.STC SA1735GLInstallation of Master Nag warning system.STC SA4745NMInstallation of Lifeport Patient Loading and Support System.STC SA1626NM PAGE 2Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)STC SA3218SOReplacement of Piper stabilator trim shaft P/N 65246-000 with Causey Aviation stabilator trim shaft P/N CA65246-100.STC SA3159SOReplacement of Piper stabilator, trim barrel, P/N 63530-000, with Causey Aviation stabilator trim barrel P/N CA-63530-100.STC SA5121SW-DInstallation of S-TEC System 60 two axis automatic flight guidance system model ST-098 with optional automatic electric trim system.STC SA2350NM PAGE 2Installation of Electronics International Inc digital carburetor/outside air temperature gaugesSTC SA1439GLInstallation of Pamco Emergency Backup Pneumatic System.STC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.STC SA4778NMInstallation of Blackwood Cherokee Mk. I hand control.STC SA1607SOFabrication and installation of nose wheel fairings.STC SA2241SOFabrication and installation of main wheel fairings.STC SA3862NM PAGE 1Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories.STC SA1892SOInstallation of adjustable trim tab on left aileron.STC SA689GLInstallation of Airborne auxiliary dry air pump kit No. 373, installation of Airborne elapsed time indicator Kit No. 2T89-1.STC SA5260SW-DInstallation of S-TEC System 40/50, single and two axis automatic flight guidance systems, Model ST-204-40/50.STC SA5131SW-DS-TEC System 60 single axis automatic flight guidance system ST-097.STC SA5122SW-DInstallation of S-TEC yaw damper system, Model ST-134.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 SA5137SW-DInstallation of S-TEC System 60 pitch stabilization system Model ST-099 with optional automatic electric trim system.STC 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 SA2190NM PAGE 2Installation of electronics International Digital Volt/Amp Gauges and Accessories.STC SA3361SWMitchell automatic flight system AK865 consisting of Century 41 autopilot or AK865FD consisting of flight director autopilot.STC SA3362SW-DMitchell automatic flight system AK864 consisting of Century 21 autopilot.STC SA3405SW-DEdo Avionics automatic flight system AK896 consisting of Century 31 autopilot.STC SA4995SWInstallation of Texas Instruments model TI 9100 Loran C navigator and King Radio KAP200 autopilot or KFC200 integrated autopilot flight director system.STC SA4994SWInstall TI 9100 Loran C Navigator.STC SA472SOInstallation of hand control for rudder pedal operation. rudder pedal operation.