N856KB
STCs that may be installed · 254
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 = '3021458')
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 = '3021458') 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
Run 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 DC3C-S1C3G
STC SA1496NMInstallation of a winch and battery systemSTC SA37PCONE ONLY STC, SN 4926: Modification of floor decking and cabin interior; addition of seat tracks, right side emergency exit windows, flight equipment and engineering corp seats, and Beltmaster's seatbelts.STC SA4-1210Installation of Eonnex cover on aircraft surfaces.STC SA1066EAModification of cabin to all cargo configuration.STC SA1-324Installation of autosyn fuel flow- meter transmitter (Eclipse Type9054-5A).STC SA1-54Replacement of auxiliary hydraulic hand pump with 24 volt electrically driven gear type hydraulic pump.STC SA315NWInstallation of Aero-Dyne P/N ADC-1-76-3 hold open device in McDonnell Douglas P/N 5113191 emergency exit window.STC SA70GLInstallation of Norton radome kit 4067X.STC SA4-138Engine cowling, baffles, siamese type exhaust system and modification cowl flaps for aircraft with Pratt & Whitney R-1830-92 engines.STC SA4-151Siamese type exhaust system.STC SA4-272Engine cowling and baffles for aircraft with Pratt & Whitney R-1830-75 or -94 engines.STC SA4-279Engine cowling and baffles for aircraft with Pratt & Whitney R-1830-92 engines.STC SA4-309Engine cowling and baffles for aircraft with Pratt & Whitney R-1830-92 engines incorporating R-1830-75 or -94 cylinders.STC SA4-816Engine baffles on aircraft with Pratt & Whitney R-1830-75 or R-1830-94 engines.STC SA494WEExhaust heat exchanger for cabin heating system.STC SA1744WEInstallation of oil filter assemblies.STC SA104NWReplacement of rib stitching with AD 42 ABS-LF aluminum pop rivet (1/8") on elevators, rudder and aileronsSTC SA1-2952005X Series and 2105X Series radomes.STC SA1-631002-CR radome.STC SA1-701002 Series radomes.STC SA4-1566Electrically-heated replacement windshield.STC ST540SOInstallation includes: four interior overhead emergency lights powered by power supply located in forward fuselage; exterior overwing emergency light in wing fillet, one on each side, powered by power supply in aft fuselage; emergency light control switches installed in both flight and passenger compartments.STC SA111SW200,000 B.T.U. Janitrol S-200 heater in tail section.STC SA121SWJump seat.STC SA3SWAdded Propeller governor bracketSTC SA112SWInstallation of Short stack exhaust and nacelle enclosure.STC SA4-1452Installation of two Aerojet- General 15KS-1000-A1 aircraft rocket engines and certification per SR-426.STC SA4-158Installation (external) of two Aerojet-General 15KS-1000-A1 aircraft rocket engines (JATO) for standby thrust purposes (below fuselage directly aft of wing between fuselage Stations360 and 400).STC SA1-2601014C-C radome assembly for 22 inch Collins antenna.STC SA4-4317-inch windows.STC SA4-798Eonite covering on elevators, rudder and ailerons.STC SA2-347Installation of side mounted pitot head and separate static sourceSTC SA219EAInstallation of Katz integrated flight indicator Model KIFI-2 or KIFI-2A.STC SA1-35Internally mounter Aerojet General engines.STC SA3-490L2C autopilot with automatic altitude control.STC SA231SWInstallation of two Aerojet-General rocket engines (JATO) (15KS-1000-A1).STC SA340SWMain cabin passenger door removedSTC SA4-159Installation of outer wing integral fuel tank including fuel system and fuel dumping provisionsSTC SA1275WEReplacement of carbon pile voltage regulator for a 28-volt DC generator with Leland Airborne Products Type CSV-1105-2 solid state voltage regulator.STC SA127SOBrownline 20276 seat track.STC SA130SOExtension on heater exchanger.STC SA1593WEInstallation of cargo containers.STC SA243SOMosquito adulticiding equipment.STC SA3-12Reclassify aft cargo compartment from Class B to Class A.STC SA3-121Dual tank alcohol anti-icing system, 814-D.STC SA3-17Pitot system.STC SA3-2Wheel well doors, revised oil cooler and fairings, revised exhaust system, revised carburetor scoop, engine cowling alternation, aileron gap closures and wing root fairings.STC SA3-23Hydraulic system fluid reservoir modification.STC SA3-26Buffet modification.STC SA3-260Bird resistant single pane two-piece windshield.