N555SQ
STCs that may be installed · 93
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 = '3021712'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52026')
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 = '3021712'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52026')
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 · Douglas DC-6B
STC ST553SOInstallation of cargo floor.STC ST532SOInstallation of main cabin compartment.STC ST529SOInstallation of cargo floor.STC SA1604SWInstallation of Aft cargo door between F.S. 661 and F.S. 801.STC ST729SORemoval of pressurization and cabin cooling systems.STC ST495SOInstallation of aft cargo door.STC ST470SOInstallation of aft cargo door.STC ST463SOInstallation of cargo door.STC ST456SOInstallation of cargo restraining bulkhead. A clean and unobstructed passageway between the crew compartment and cargo compartment on the side of the bulkhead is required.STC ST454SOInstallation of aft cargo door.STC SA2105WEInstallation of Model EGT-3 exhaust gas temperature monitor(with rising temperature alarm). (DC-6B (NAVY R6D-1Z) 680)STC SA1363WEInstallation of Fairchild Industrial Products Model A100 cockpit voice recorder system.STC SA1-580Television broadcasting equipment.STC SA1082WEInterior arrangements.STC SA1148WEInterior modifications.STC SA12SOAltimeter vibrators.STC SA1302WEFairchild A100 voice recorder.STC SA1313WEFairchild A100 voice recorder.STC SA1434WEInstallation of modified DC-7 type cargo loading system.STC SA1457WEInstallation on auxiliary power unit in fuselage.STC SA1517WEInterior arrangement for 97 occupants, DME installation, interior emergency lighting installation.STC SA1663WEModification of DC-6B cargo aircraft to incorporate passenger or combination passenger/ cargo arrangements.STC SA1765WEInstallation of cargo bulkhead, crew lavatory, vanity, galley and bunk.STC SA229SOB-400 oil separator.STC SA4-1169Interior modifications.STC SA4-1311Ceconite 101 covering of rudder.STC SA4-202Oil filter 30816A with CP-1438-0 element.STC SA4-218Windows in fuselage.STC SA4-328Step kit added to fore and aft cargo door.STC SA4-329Step kit added to fore and aft cargo door.STC SA4-330Step kit added to fore and aft cargo door.STC SA4-41Structure, power plant, systems and equipment modification.STC SA4-502Engine mount core assemblies.STC SA4-508Bulkhead and cabin attendant seat.STC SA4-523Interior modification for 85 passengers (93 total occupants).STC SA4-543112-passenger seating arrangement.STC SA4-568Engine mount core assemblies DE1468.STC SA424WESingle Federal (ITT) Type AFN3544 distance measuring equipment system.STC SA426WESingle Federal (ITT) Type AFN3544 distance measuring equipment.STC SA76EARadome assembly 3016.STC SA815WERain repellent system.STC SA911WEInterior arrangement for 87 occupants and installation of seat tracks and bulkhead.STC SA932WEADI system components on Pratt & Whitney AM 83-3 and -4 engines.