Supplemental type certificates

49,120 STCs, most recently changed first. Search by what an STC changes, its holder or a model.

Query with SQL
duckdb -csv -c "SELECT stc_number, description, holder, status, status_date
  FROM 'https://openairdocs.org/data/latest/faa_stc.parquet'
  ORDER BY status_date DESC NULLS LAST, 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.

STC SA146SWInstallation of Lear L5 autopilot.Signature Flight Support Corporation · Aug 31, 2000STC SA150SWInstalled Southwind Heater, one in each side of center wing sectionSignature Flight Support Corporation · Aug 31, 2000STC SA151SWInstalled windshield anti-icer system and three-gallon tank.Signature Flight Support Corporation · Aug 31, 2000STC SA1553SWInstallation of dual Collins INS-618 inertial navigation units.Signature Flight Support Corporation · Aug 31, 2000STC SA1593SWInstallation of individual battery control relay system.Signature Flight Support Corporation · Aug 31, 2000STC SA1605SWInstallation of a Microcom battery temperature indicator system and a battery isolation system.Signature Flight Support Corporation · Aug 31, 2000STC SA1606SWInstallation of Microcom battery temperature indicator system and battery isolation system.Signature Flight Support Corporation · Aug 31, 2000STC SA1617SWInstallation of outside oxygen service.Signature Flight Support Corporation · Aug 31, 2000STC SA1662SWInstallation of outboard fuel system.Signature Flight Support Corporation · Aug 31, 2000STC SA1724SWInstallation of freon air conditioner.Signature Flight Support Corporation · Aug 31, 2000STC SA1730SWInstallation of aileron trim tab.Signature Flight Support Corporation · Aug 31, 2000STC SA1739SWInstallation of storage box in tail cone.Signature Flight Support Corporation · Aug 31, 2000STC SA1742SWInstallation of vapor cycle air conditioning system.Signature Flight Support Corporation · Aug 31, 2000STC SA177SWInstallation of tail cone.Signature Flight Support Corporation · Aug 31, 2000STC SA17SWInstallation of electric trim tab servo.Signature Flight Support Corporation · Aug 31, 2000STC SA181SWInstallation of oxygen system.Signature Flight Support Corporation · Aug 31, 2000STC SA183SWInstallation of air conditioner.Signature Flight Support Corporation · Aug 31, 2000STC SA1860SWInstallation of dual Sperry SPI-77A flight director system.Signature Flight Support Corporation · Aug 31, 2000STC SA1861SWInstallation of Sperry ADC-200 altitude computer and Sperry 2593564-910 altitude preselect systems.Signature Flight Support Corporation · Aug 31, 2000STC SA1869SWInstallation of two Hamilton Standard air cycle refrigeration units.Signature Flight Support Corporation · Aug 31, 2000STC SA187SWFirewall fluid shutoff valve installationSignature Flight Support Corporation · Aug 31, 2000STC SA188SWInstallation of Scene-A-Ramic cabin windows.Signature Flight Support Corporation · Aug 31, 2000STC SA18SWInstallation of carburetor adapter.Signature Flight Support Corporation · Aug 31, 2000STC SA1915SWInstallation of emergency lighting.Signature Flight Support Corporation · Aug 31, 2000STC SA1926SWInstallation of Fuel purge system.Signature Flight Support Corporation · Aug 31, 2000STC SA192SWInstallation of Mighty Midget hydraulic selector (flap and gear).Signature Flight Support Corporation · Aug 31, 2000STC SA194SWInstallation of cockpit side windows.Signature Flight Support Corporation · Aug 31, 2000STC SA1962SWInstallation of generator overvoltage/over-current protection.Signature Flight Support Corporation · Aug 31, 2000STC SA1993SWInstallation of wing ice lights.Signature Flight Support Corporation · Aug 31, 2000STC SA1994SWInstallation of jump seat.Signature Flight Support Corporation · Aug 31, 2000STC SA2-100Installation of electric trim actuator.Signature Flight Support Corporation · Aug 31, 2000STC SA2-102Installation of Emergency Fluid Shut-Off Valves.Signature Flight Support Corporation · Aug 31, 2000STC SA2-1020Interior arrangement in the cabin from Station 133 to 525.Signature Flight Support Corporation · Aug 31, 2000STC SA2-103Installation of anti-collision lights.Signature Flight Support Corporation · Aug 31, 2000STC SA2-105Installation of 36-inch length picture windows between Stations 279 and 392.Signature Flight Support Corporation · Aug 31, 2000STC SA2-1071Manufacture of alcohol under wing to fuselage fillet tanks, P/N 352581, to replace Douglas alcohol tanks P/N 5161344 or 5188619, and mounting bracket P/N 352573 replacing the Douglas brackets P/N 5161873-46, -48, -52, -54 and Douglas P/N 4161884 and 4161882.Signature Flight Support Corporation · Aug 31, 2000STC SA2-1078Installation of flight line nose heater.Signature Flight Support Corporation · Aug 31, 2000STC SA2-109Installation of instrument panel.Signature Flight Support Corporation · Aug 31, 2000STC SA2-1126Rudder anti-overbalance springs.Signature Flight Support Corporation · Aug 31, 2000STC SA2-1127Main landing gear and tail gear metering pins modified.Signature Flight Support Corporation · Aug 31, 2000STC SA2-1128Installation of elevator spring tab, trim tab, nose down spring and elevator bellcrank station 561Signature Flight Support Corporation · Aug 31, 2000STC SA2-1129Hydraulic system pressure increase to 1050 p.s.i.Signature Flight Support Corporation · Aug 31, 2000STC SA2-1132Installation of picture windows and/or emergency exit.Signature Flight Support Corporation · Aug 31, 2000STC SA2-1133Installation of integrated alcohol system.Signature Flight Support Corporation · Aug 31, 2000STC SA2-1136Installed a Lear rotary electric actuator No. 164EK in carburetor air control valve linkageSignature Flight Support Corporation · Aug 31, 2000STC SA2-1148Installation of VOR antenna on vertical finSignature Flight Support Corporation · Aug 31, 2000STC SA2-1158Fuel tank access port cover wing centersection L-18Signature Flight Support Corporation · Aug 31, 2000STC SA2-1159Installation of anti-ice systemSignature Flight Support Corporation · Aug 31, 2000STC SA2-1165Modification to hydraulic system.Signature Flight Support Corporation · Aug 31, 2000STC SA2-1166Installation of fuel system.Signature Flight Support Corporation · Aug 31, 2000