N853SS
STCs that may be installed · 433
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 = '1181522'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '03015')
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 = '1181522'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '03015')
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 206L
STC SH5819SWInstallation of replacement fuel pressure transducer.STC SH3772NMInstallation of ARNAV Systems FC-10 or FT-10 digital fuel flow indicating system.STC SA3582SWInstallation of left rear sliding door.STC SA4173NMInstallation of Simplex Model 7600 modular electrical system. (47G-5 WITH 12 VOLT SYSTEM)STC SH4173NMInstallation of Simplex Model 7600 modular electrical system. (US ARMY OH-13E M74A)STC SH3848SWInstallation of DAVTRON OAT gauge.STC SH1973SOInstallation of camera mount.STC SH1269SOInstallation of safety step.STC SH1503NMInstallation of door actuators.STC SA3372NMInstallation of North American Industries Model Five Automatic Flagman on the right rear landing gear.STC SH3372NMInstallation of North American Industries, Inc Model Five Automatic Flagman on the right rear landing gearSTC SH406NEInstallation of Texas Instruments Air 360/3 forward looking infra-red thermal vision system.STC SH297NMInstallation of a Teledyne-Gill P/N G-641 lead acid battery.STC SH1541CEInstallation of Collins APS-841H helicopter automatic flight control system.STC SH4720SWInstallation of Texas Instruments Loran C TI-9100.STC SH4615SWInclined pedestal (structure only).STC SH291WPInstallation of Ariflex 35MM 2C movie camera on nose of helicopter.STC SA4206WEInstallation of Ametek TOT indicator, P/N SEL-019AU.STC SH4061SWInstall ruggedized attitude gyro and related vacuum system components.STC SH260WEInstallation of Helicopter Mechanics Model 110 retractable antenna mount. (206L-1 NORMAL CATEGORY)STC SH240WEInstallation of baggage compartment extension.STC SH155WEInstallation of battery temperature monitor system.STC SA86GLInstallation of Marathon CA1700 nickel cadmium storage battery.STC SH184WEInstallation of turbine over- temperature warning system.STC SH736SOInstallation of SAFT type 1656 nickel-cadmium electrical storage battery.STC SH4537SWInstallation of radome.STC SH2941SOManufacture of Low Skid Landing Gear Kit.
Engine · Allison 250-C30 series
STC SE00057ATInstallation of Aeronautical Accessories, Inc., Pc Safety Valve KitSTC 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 SE00026ENInstallation of Pratt & Whitney Engine Services Inc. IntelliStart Plus Electronic Control Unit (ECU), P/N DPU-K-010 on specified 250 engine models.STC SE578GLInstallation 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.