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 SA227EANose cap weather radome. (440 MILITARY C-131 E 580)Bethlehem Steel Corporation · Mar 29, 1966STC SA1182WERolls Royce V-1650-9A engine and Aeroproducts A542/H20-162-29M5 propeller.Baker Vern · Mar 22, 1966STC SA274CEFairchild cockpit voice recorder system.Trans World Airlines Inc · Mar 18, 1966STC SA279CEFairchild cockpit voice recorder system.Trans World Airlines Inc · Mar 18, 1966STC SA297CEFairchild cockpit voice recorder recorder system.Trans World Airlines Inc · Mar 18, 1966STC SA304CEFairchild cockpit voice recorder system.Trans World Airlines Inc · Mar 18, 1966STC SA343CEFairchild cockpit voice recorder system.Trans World Airlines Inc · Mar 18, 1966STC SA376CEFairchild cockpit voice recorder system.Trans World Airlines Inc · Mar 18, 1966STC SA620SWInstallation of Instrument standby 400 CPS static inverter and ground blower system.Brown Aero Corporation · Mar 17, 1966STC SA339CEFairchild cockpit voice recorder system.Trans World Airlines Inc · Mar 15, 1966STC SA4-1362Spraying and dusting modification.Weatherly Avn Co Inc · Feb 24, 1966STC SA609SWInstallation of Hartzell PHC-3AVF-4/8433-4 propeller.Hutchinson Aircraft Svc · Feb 18, 1966STC SA1-580Television broadcasting equipment.Midwest Program on Airborne Television Instruction · Feb 8, 1966STC SA491SWInstallation of Mitchell Automatic pilot AK135Mitchell Industries Inc · Jan 20, 1966STC SA574SWRear baggage door installationNayak Aviation Corp · Dec 8, 1965STC SA575SWModification of horizontal stabilizer, elevators, vertical fin and rudder to be used with Ruleto Loadlifter WingsFarm Air Service · Dec 8, 1965STC SA125ALInstallation of squared off wing tips and end plates.Northland Aviation · Dec 1, 1965STC SA569SWInstallation of Cessna 172 spring steel landing gear.Myhand and Deam Aircraft · Dec 1, 1965STC SA547SWInstallation of Mitchell Automatic Pilot, Model AK177Mitchell Industries Inc · Nov 15, 1965STC SA378SWInstallation of Lycoming O-320 engineAerial Repairing · Nov 1, 1965STC SA318WETorso tank 61900 or 64200.Mark XII, Inc · Oct 18, 1965STC SA417WETorso tank 61900 or 64200.Mark XII, Inc · Oct 18, 1965STC SA447WETorso tank 61900 or 64200.Mark XII, Inc · Oct 18, 1965STC SA527WETorso tank 61900 or 64200.Mark XII, Inc · Oct 18, 1965STC SA463WEInstallation of Skymotive jump door 62-500.Skymotive Inc · Oct 15, 1965STC SA215SWInstallation of Lear or Motorola L-2 autopilot.Aerotron Radio Company · Oct 5, 1965STC SA555SWInstall Seat tracks.Brown Aero Corporation · Oct 1, 1965STC SA4-1019Pratt & Whitney R-985-ANI, -NAS, -AN-14BMI, -39 or -39A engines and Hamilton Standard 2D30-277/6101A-12 to -18 propellers.Frenco Company · Sep 30, 1965STC SA722WE30-gallon wing leading edge fuel tanks.Cessna Components, Inc · Sep 2, 1965STC SA3-538Install 95 gallon Outboard Wing Fuel Tanks in each wing.Rock Island Oil & Refining Co. Inc. · Jun 25, 1965STC SA475SWInstallation of Mitchell Pitch trim system AK152.Mitchell Industries Inc · Jun 25, 1965STC SA526SWInstallation of Mitchell Automatic trim Model AK171.Mitchell Industries, Inc · Jun 18, 1965STC SA528SWModify Lear 164 electro-mechanical rotary actuator.H & H Enterprises · Jun 17, 1965STC SA149SWInstallation of Mitchell Automatic pilot AK120Mitchell Industries, Inc · Jun 15, 1965STC SA482WEPlastic wing tips replaced with 'Speedplates'.Grand Valley Aircraft, Inc · Jun 6, 1965STC SA538CEExtend spray rails 29-1/2-inch rearward.Kenosha Aviation Svc Inc · Jun 6, 1965STC SA764WEAztec B nose section.Airport Development Corporation · Jun 6, 1965STC SA766WEPlastic wing tips replaced with 'Speedplates' SP51463.Grand Valley Aircraft, Inc · Jun 6, 1965STC SA7SORadome and radar antennae mount provisions for up to 22-inch diameter antennae, RAC AVQ-10 or Bendix RDR-1 (X/C Band).Tempo Design Corp · Jun 6, 1965STC SA52EAUnderseat radar scope mount 299-05 for RCA 5-inch AVQ-55/ AVQ-20 radar.Chamberlain Aviation Inc · Jun 5, 1965STC SA916WERemoval of galley door on right-hand side of fuselage between stations 1090 and 1120. Stringers extended across existing opening with additional 'skin' to cover opening.Jones Opal E · Jun 5, 1965STC SA524SWInstallation of Mitchell Pitch trim System Modal AK 164Mitchell Industries Inc · Jun 2, 1965STC SA476SWInstallation of Mitchell Pitch trim system AK151.Mitchell Industries, Inc · May 28, 1965STC SA523SWInstallation of Mitchell Automatic trim system AK165.Mitchell Industries, Inc · May 28, 1965STC SA519SWFront spar center section beef up.Hutchinson Aircraft Svc · May 16, 1965STC SA516SWInstallation of Mitchell Automatic Trim Model AK160Mitchell Industries Inc · May 11, 1965STC SA514SWInstallation of six place seat and/or hat shelfFlying V Interiors · May 7, 1965STC SA515SWInstallation of Mitchell Automatic pilot AK158Mitchell Industries Inc · May 7, 1965STC SA338SWInstallation of Automatic pilot model AK125.Mitchell Industries Inc · May 4, 1965STC SA409SWInstallation of Automatic pitch trim model AK137.Mitchell Industries Inc · May 4, 1965