N154TL
STCs that may be installed · 16
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 = '118141H'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41549')
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 = '118141H'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41549')
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 · Bell UH-1E
STC SR12332SEInstallation of Mechanical Specialties, LLC Human External Cargo (HEC) and non-HEC Hook SystemSTC SR00119DEInstallation of an upgraded 42 degree Tail Rotor gearbox, P/N 212-040-003, and Control CablesSTC SR09177RCModification of the vertical fin sparSTC SH5690NMInstallation of Advanced Technology Aircraft Co. engine barrier filter.STC SR02596SEInstallation of Olympic Aero Services, Inc. Additional Telemetry Unit (ATU)STC SR03408CHInstall Airwolf Aerospace, LLC Tension-Torsion Strap Assemblies, P/N AA-204-310-101-101 or AA-204-310-101-103STC SR02413LAInstallation of an AKV, Inc Exceedence and Trend Monitoring System kit P/N ETM1000STC ST04270ATInstall the VTOL ASSALT V3 Windscreen Laminate KitSTC SR09316RCFabrication, modification, and installation of a new vertical fin spar in accordance with Global Helicopter Technology, Inc., Drawing number VTF-030-801, Revision B, dated April 5, 2001, or later FAA approved revision.STC SR01298NYInstallation of replacement crosstubes P/N D212-664.STC SR00563NYInstallation of Skidtubes and associated saddlesSTC SR00332NYInstallation of Avionics Specialties power analyzer and recorder no. SL17009 and SL17061.
Engine · Lycoming T-53 series
STC SE00585ATInstallation of Aeronautical Accessories, Inc. PC Safety Valve Kit.STC SE00028ENInstallation of Pratt & Whitney Engine Services Inc. SmartCycle Plus Engine Monitoring System, P/N EMU-K-010-1 on specified T53 engine models.STC SE00029ENInstallation of Pratt & Whitney Engine Services Inc. SmartCycle Plus Engine Monitoring System, P/N EMU-K-010-1 on specific T53 engine models.STC SE01440NYConversion of Honeywell engine model T5313B to Honeywell engine model T5317A utilizing Aero Design, Ltd. conversion instructions C1437.02 dtd 4/30/01.