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 SA2-98Installation of 300 amp generator system.STC SA247SWInstallation of Bendix Avia. Corp. (Eclipse-Pioneer) fuel flow system, transmitter 9100-5, indicator 6300 (100-1000 lbs. per hour).STC SA474SWInstallation of chairs and floor structure.STC SA604SWInstallation of fuel flow system.STC SA68SWInstalled a positive stop in the rudder system.STC SA2-194Installation of Collins AP-101 autopilot.STC ST00372DEInstallation of smokejumper equipment (Primary Cable Anchor Assembly, Horizontal Tether Anchor Assembly, Cargo Floor Anchor Assembly, Jump Door Handrail and Communications Guard Assembly).STC ST566CHInstallation of an AlliedSignal/Sundstrand Mark VI ground proximity warning system (GPWS).STC ST554CHInstall placards in cabin.STC SA2-926Installation of Fiberglass covering.STC SA00250LAInstallation of Pratt & Whitney R1830-92 or R1830-90D engines in pairs or intermixed. (DC-3 Series N2298C S/N 33201)STC SA16PCOne Only STC, SN 18949, N99131: Installation of Wright R-1820-G202A engines and Hamilton Standard propellers(23E50 Hub with 6353-18 blades).STC ST302CHInstallation of flight crew restraints.STC ST294CHLimit maximum payload capacity to7500 lbs. maximum.STC SA1253GLInstall auxiliary cargo door.STC ST144CHLimit maximum payload capacity to 7500 lbs. maximum. (DC-3C SERIES STC SA 4840NM is required for this mod.)STC ST173CHInstallation of cockpit blower system. (DC-3 SERIES -TP67 turbine conversion per STC SA 4840NM)STC ST8CHInstallation of supplemental oxygen system. (DC-3C SERIES -TP67 turbine conversion per STC SA 4840NM)STC ST00094DEInstallation of a Sundstrand digital flight data recorder. (DC-3 SERIES TP67)STC ST00095DEInstallation of a Sundstrand MK-VI ground proximity warning system. (DC-3 SERIES TP67)STC SA4-1091Panorama windows.STC SA4-1099Panorama picture window.STC SA4-767Raised and panorama windows.STC SA1485CEInstallation of fire extinguisher system for the engines and/or cabin heater and/or aft fuselage baggage compartment.STC SA1771GLInstall the following placards in the cabin, in compartment J, directly opposite of the forward cargo door in full view of passengers and/or loading crewSTC ST140RMInstallation of internal spray tank and wing booms.STC SA3125SOInstallation of a custom interior for a new concept DC-3C, Type II aircraft.STC SA177SOInstallation of fabric attachment clips.STC SA1158SOInstallation of Silver Instrument Fueltron fuel flow systemSTC SA1585GLInstallation of a Shadin engine trend monitor system.STC SA1548GLInstallation of Sundstrannd ground proximity warning system.STC ST746SOInstallation of short engine exhaust stacks.STC SA3896SWInstallation of a Century Flight Systems Inc Model AK971, integrated flight control system.STC SA3880NMInstallation of aerial spray system. (DC-3C SERIES Restricted)STC SA1158WEInstallation of AVQ-75 distance measuring equipment.STC SA4-327Installation of hydraulic main cabin door lift adapted for use on both Temco and Metropolitan air stair doors.STC SA4-389Installation of cabin emergency lighting.STC SA929WEInstallation of wing flap landing gear aural warning installation.STC SA894GLTo permit all cargo operations.STC SA1045GLInstallation of Shadin fuel flow indicating system.STC SA2946NMIncrease in the zero fuel weight by 50 poundsSTC SA2947NMIncrease in the zero fuel weight by 50 poundsSTC SA2948NMIncrease in the zero fuel weight by 50 poundsSTC SA1991CEOperation on leaded and/or unleaded automotive gasoline.STC SA2618NMIncrease in the zero fuel weight by 50 poundsSTC SA1351WEReplace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12)STC SA2119NMInstallation of a winch and battery systemSTC SA3-302Installation of Janitrol Series S-200 heater.STC SA3-469Installation of 200-ampere generator system in aircraft with Pratt & Whitney R-1830-75 and R-1830-94 engines.STC SA1495NMInstallation of a winch and battery system