N53KB
STCs that may be installed · 171
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 = '7104622'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52032')
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 = '7104622'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52032')
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.
Engine · Pratt & Whitney PT6A series
STC SE09257SCConvert P&W Engine Models PT6A-15AG, -27, and -28, into PT6A-34 configuration.STC SE659NEInstallation of oil tank filler neck check valve, P/N TSA-76A.STC SE09144SCInstallation of an alternate gas generator case.STC SE8827SWModification to exhaust duct P/N 3109946-01.STC SE1122EARepair of combustion chamber small exit duct, P/N 3012060.STC SE8319SWConversion of P&W Canada PT6A-15AG to PT6A-27 model configuration.STC SE7677SWModifiy the P&W Canada PT-6A-27, -28, -15AG to the PT6A-34 configuration.STC SE1251GLConversion of engine Model PT6A-27 to Model PT6A-34.STC SE539NEModification of compressor turbine sealing segments to incorporate honeycomb material on the inside diameter thereby providing an abradable surface for turbine blade contact.STC SE1269EAStripping and recoating of compressor turbine blades, P/N 3023401, with Walbar Metals, Inc.STC SE386NEInstallation of Turbo Products PMA parts.STC SE355NEConversion of engine model PT6A-27 to model PT6A-34.STC SE241NEConversion of engine Models PT6A-27 and -28 to 01/157/3.STC SE260NEConversion of engine PT6A-34 to PT6A-36.STC SE5601SWReplacement splined end and oil mist lubrication on accessory drive gearshaft.STC SE79NEConversion to an aircooled compressor turbine vane ring configuration.STC SE621GLModify PT6A-112 fuel inlet line and primary fuel pressure tube bracket.STC SE1165EAAssembly and installation of AW10262 wet spline starter gear seal.STC SE4607SWRevise the starter-generator drive spline to provide lubrication with engine oil.STC SE4570SWRevise accessory drive spline, P/N 3008181.STC SE12CEInstallation of Gits Brothers Manufacturing Company dipstick filler cap assembly P/N 02297-2000.