N52521
STCs that may be installed · 530
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 = '2072436'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41508')
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 = '2072436'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41508')
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 172P
STC SA00215NYInstallation of CAVU Model AM100 AVMIX engine fuel/air mixture setting system.STC SA356CHInstallation of seaplane safety covers.STC SA703NEInstallation of Sheltech SF500 or SF510 Fuel Data Computer.STC SA2189SOInstallation of stainless steel brake discs, P/N 75-40.STC SA00211ATInstallation of carbon steel brake discs that have melonite surface treatment.STC SA00194WIInstallation of replacement stabilizer and elevator tipsSTC SA00548ATInstallation of camera hole.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 SA182CHInstallation of removable 'Telonics' telemetry antennas.STC SA150NWInstallation of flap gap seals.STC SA1735GLInstallation of Master Nag warning system.STC SA7362SWInstallation of camera provisions.STC SA5228NMInstallation of two wing strut mounted telemetry antennas.STC SA8031SWInstallation of Zeftronics alternator controller unit P/N R15100 or R15V00.STC SA5926NMInstallation of manifold pressure instrument.STC SA256NWInstallation of aileron gap seals.STC SA1626NM PAGE 1Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)STC SA4120SWAdd sheet metal flap seals and/or flexible fabric aileron gap seals.STC SA00033WIInstallation of flap and aileron gap seaps.STC SA5705NMFiberglass replacement horizontal stabilizer tip cap.STC SA2844CEInstallation of a plastic cap enclosure over the anti-collision strobe light system.STC SA2600CEOperation of airplane on leaded and unleaded automotive gasoline, 91 minimum antiknock index(RON+MON)/2. Intermixing aviation gasoline also approved.STC SA2837CEInstallation of a Shadin fuel flow system.STC SA2800CEGross weight increase to 2550 pounds.STC SA901NEInstallation of fiberglass reinforced plastic main landing gear wheel fairings, P/N's 89-1102-16 and89-1102-17.STC SA3833SWInstallation of Oilamatic engine preoiler.STC SA1626GLInstallation of V-type and Y-type shoulder harness.STC SA7795SW-DInstallation of S-TEC System 65 two axis automatic flight guidance system model ST-470.STC SA2681CEInstallation of steering rod boots.STC SA672NEInstallation of fiberglass reinforced plastic nose landing gear wheel fairing P/N PD85-1101.STC SA2821SOInstallation of an electronic checklist model CX-600.STC SA398NEInstallation of Auto-Vac-2 manifold vacuum system per certain engine STC's.STC SA2350NM PAGE 1Installation of Electronics International Inc digital carburetor/outside air temperature gaugesSTC SA4721NMInstallation of SynCon alarm system.STC SA807CEInstallation of Lycoming 180 hp engine and constant speed propeller. (172P LANDPLANES)STC SA2601CEOperation of airplane on leaded and unleaded automotive gasoline, 91 minimum antiknock index(RON+MON)/2. (172P 160 HP)STC SA4802NMInstallation of relocated battery boxSTC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.STC SA2852SWInstallation of leading edge cuffs, stall fences, aileron seals, wing tips.STC SA560NEInstallation of Eventide Avionics Argus 5000 Moving Map Display(MMD) with Software ID 01-02 or installation of Eventide Avionics Argus5000 MMD with Software ID 02.00.STC SA4711NMInstallation of Sunrise Aviation 'Sunliter' landing light modification.STC SA4704NMInstallation of an Anti-Skid pressure accumulator module for the hydraulic brake system.STC SA242EA40-0040 and 40-0043 supplemental light system.STC SA3862NM PAGE 1Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories.STC SA4166NMInstallation of Fairchild voltage regulator No. UA78 GUIC to replace the original voltage regulator in Cessna turn coordinator P/N 0661003-0506.STC SA5371SW-DInstallation of S-TEC manual electric trim system, Model ST-157.STC SA5192SW-DInstallation of S-TEC System 40/50 single and two axis automatic flight guidance systems Model ST-184-40/50.STC SA5291SW-DInstallation of S-TEC System 60 single axis automatic flight guidance system Model ST-012.STC SA2960NMInstall 'stay put' (seat position locking device).