Supplemental type certificates

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

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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"

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STC SA4066SWAuto-feather system 1.Piper Aircraft Corp · Dec 4, 1979STC SA138SWModify models for operation at a maximum gross weight of 9,000 pounds by installing retractable wing tip floats and 24 volt electrical systemPan Air Corporation · Dec 3, 1979STC SA4041WEInstallation of Litton LTN-211 Omega navigation system.Western Airlines, Inc · Nov 30, 1979STC SA377GLAddition of fourth cabin window on right hand side of fuselage.Burlington Northern Airmotive · Nov 28, 1979STC SH4061SWInstall ruggedized attitude gyro and related vacuum system components.Hamilton Instruments Inc · Nov 27, 1979STC SA863NWInstallation of Ceconite wing covers with Martin Fabric ClipsRutz, W. R. · Nov 26, 1979STC SA862NWInstallation of a Sensenich propeller on a Continental engineWeiland, Jay B. · Nov 20, 1979STC SH260WEInstallation of Helicopter Mechanics Model 110 retractable antenna mount. (206L-1 NORMAL CATEGORY)Heli Mechanics Svc Inc · Nov 20, 1979STC SA146NWInstallation of a retractable tail wheel and door assemblyMachen Inc · Nov 19, 1979STC SB10WEInstallation of a digital readout balloon envelope temperature indicator.Advanced Aircraft Components · Nov 14, 1979STC SB11WEInstallation of a digital readout balloon envelope temperature indicator.Advanced Aircraft Components · Nov 14, 1979STC SB9WEInstallation of a digital readout balloon envelope temperature indicator.Advanced Aircraft Components · Nov 14, 1979STC SA858NWInstallation of a Continental engine, McCauley propellerAlair Aviation Services, Inc. · Nov 13, 1979STC SA1438CE-DInstallation of a Type I door in the left-hand side of the upper deck fuselage. (747-136)Boeing Company · Nov 9, 1979STC SA3831WEInstallation of King weather radar. (240 SERIES 27)Hamilton Aviation Co · Nov 7, 1979STC SA1534CEInstallation of side facing jump seat.Avcon Industries Inc · Nov 5, 1979STC SA1535CEInstallation of side facing jump seat.Avcon Industries Inc · Nov 5, 1979STC SA29PCONE ONLY STC, SN 31, N222DG: Installation of a large cargo door with integral emergency exit door in fuselage forebody.Air Asia Company LTD · Nov 5, 1979STC SA855NWInstallation of a Teledyne-Continental engine and a McCauley propellerMcKenzie Flying Service Inc · Nov 1, 1979STC SA1520CEInstallation of a Growth Industries dual cavity oven. (707-131B)Trans World Airlines Inc · Oct 31, 1979STC SA1532CEInstallation of structural plug.Avcon Industries Inc · Oct 31, 1979STC SA1174EAInstallation of 16mm movie system in zone B cabin. (747 SP Series -27)Inflight Motion Pictures, Inc. · Oct 30, 1979STC SA854NWInstallation of droop aileron system, stall fences and stall stripsRobertson Aircraft Corp · Oct 30, 1979STC SA853NWInstallation of a coat closet.Vinnedge & Associates Inc · Oct 29, 1979STC SA185RMInstallation of Bendix RDR-160 weather radar system.Frontier Airlines Inc · Oct 26, 1979STC SA372GLInstallation of Honeywell P/N HG280BD80 digital airdata computer in the number three position per NWA project 1-34-40300 in place of the Honeywell P/N HG280D5 presently used in this position for data collection purposes only.Northwest Airlines Inc. · Oct 26, 1979STC SA4043WEInstallation of Continental IO-520-BA engine and McCauley 3A32C propeller.Aircraft Technical Service Inc · Oct 26, 1979STC SA851NWInstallation of Cee Bailey (one-piece) windshieldBowers, Don B. and Howard, Stanley S. · Oct 26, 1979STC SA1442CE-DInstallation of Type I door, left side, upper deck fuselage. (747-206B)Boeing Company · Oct 25, 1979STC SA850NWInstallation of a Continental engine and a McCauley propellerSatterwite, George R. · Oct 25, 1979STC SH948NWInstallation of Model No. 5 automatic flagman. (UH-12E Restricted)North American Industries · Oct 24, 1979STC SA2184WEInstallation of dual AC Carousel IV inertial navigation system.General Motors Corp · Oct 23, 1979STC SA9NWInstallation of Sorm Industries Cargo TankSorm Industries · Oct 23, 1979STC SA1518CEInstallation of a Growth Industries dual cavity oven. (707-331B)Trans World Airlines Inc · Oct 18, 1979STC SA3830WEInstallation of dual Delco C-IVA inertial navigation system.AiResearch Aivation Service Co · Oct 17, 1979STC SA108NWInstallation of Mark IV visual entertainment system.Sundstrand Data Control Inc · Oct 15, 1979STC SA1108SOInstallation of Pratt & Whitney engine model PT6A-20 replacing model PT6A-6.BR Power Division · Oct 15, 1979STC SA132NWInstallation of Sundstrand Visual Entertainment SystemSundstrand Data Control Inc · Oct 15, 1979STC SA255NWInstallation of Xenon light modification in Visual Entertainment System installations.Sundstrand Data Control Inc · Oct 15, 1979STC SA285NWFactory installation of Xenon light in Sundstrand Visual Entertainment System installations.Sundstrand Data Control Inc · Oct 15, 1979STC SA3455WEInstallation of tourist and first class interiors.Eastern Airlines, Inc · Oct 12, 1979STC SA366GLInstallation of microwave landing system airborne equipment.Mesaba Aviation · Oct 12, 1979STC SA1106SOInstallation of Bendix FCS-870automatic flight control system including manual electric pitch trim and option yaw damper and flight director.Bendix Corporation Avionics Div · Oct 11, 1979STC SA1139EAInstallation of a dual or single Global GNS-500A VLF/Omega navigation system.Atlantic Aviation Corporation · Oct 10, 1979STC SA728NWInstallation of vented fuel cap.Venting Engineering · Oct 10, 1979STC SA835SOInstallation of Lycoming GO-480- G2D6 engines with Hartzell HC- A3VP-5R/V9333CH-3 reversing propellers.AEROMAR, Inc · Oct 9, 1979STC SA4-148Conversion of aircraft electrical system to 24 volts and/or installation of Franklin 6A4-165-B3 engine.Brubaker Dean D · Oct 5, 1979STC SA777SOInstallation of a cargo barrier bulkhead. (240 SERIES 27)Aeronautical Engineers, Inc · Oct 4, 1979STC SA843NWInstallation of a Sensenich propeller on a Continental engineAerosport Leasing · Oct 4, 1979STC SB8WEData pertaining to this modification are considered inadequate for duplication in other aircraft. Limited to installation on Firefly 7, serial number 7880 ONLY.Thornton Ronald D. · Oct 3, 1979