N109XP
STCs that may be installed · 73
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 = '0260112'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '03020')
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 = '0260112'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '03020')
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 · Agusta A109A
STC SH3679NMInstall medical oxygen system.STC SH3833NMInstallation of a dual litter system.STC SH3852NMInstall three Wulfsberg transmitters/receivers (RT30, RT138, RT450) as an auxiliary radio installation.STC SH3878NMInstallation of an Optical Radiation Corp. searchlight, Model B.STC SH4027NMInstall a MS24658-21A, three position locking switch to replace the non-locked hydraulic servo switch.STC SH483NEInstallation of radio master switch kit, P/N 109-A37. (A109A S/N 7130 TO 7255)STC SH284NEInstallation of alternate static pressure source for the pilot's airspeed indicator, altimeter, and VSI.STC SH253NEInstallation of air conditioning improvement kit.STC SH245NEInstallation of modified cowling access doors.STC SH4832SWIncorporate a new A109AII tail rotor drive shaft.STC SH4662SWInstallation of chip detector system.STC SH1243EAInstallation of TEDECO zapper chip detector system.STC SA4446SWInstallation of weight on top rib of vertical finSTC SH1135EAInstallation of a Collins ANS-31A area navigation system. Collins DME-40 system and miscellaneous avionic modifications.STC SH2699SWStability augmentation/avionics equipment and cockpit modification for certification of single and pilot day-night (IMC) operations.
Engine · Allison 250-C20 series
STC SE2352NMModification of turbine engine.STC SE5511NMInstallation of compressor discharge pressue (PC) valve.STC SE769NWInstallation of Soloy Part No. 250-1001-1 fuel line.STC SE00014ENInstallation of the Pratt & Whitney Engine Services, Inc. CrossCheck Engine Monitor Kit P/N HUMS-K-071-1, Rev. A on the specified PT6A engine models and kit P/N HUMS-K-071-2 on the specified A250 engine models.STC SE00027ENInstallation of Pratt & Whitney Engine Services Inc. Intellistart plus electronic control unit (ECU), P/N DPU-K-010 on the specified 250 engine models.STC SE492GLIncorporation of a fuel flow transducer.STC ST00037ATUnison igniter plugs, P/N 9044400-1.STC SQ00338ATUnison igniter leads, P/N9048222-101, 102, 103, 104, 105, 106.