N994AH

STCs that may be installed · 148

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 = '1153802'
      UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52141')
    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.

Airframe · Beech A99

STC SA102CHInstallation of a Flight Visions FV-2000/KA Head-Up Display. Installed per Flight Visions Bill of Materials FV-2000/KA, Rev C, dated July 25, 1993, or later FAA Approved revisions.Flight Visions IncSTC SA1626NM PAGE 1Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)Electronics InternationalSTC SA688NEInstallation of Safeway Model 6900 deicer boot.Safeway Products, IncSTC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.Electronics InternationalSTC SA443NEInstallation of rear cargo door.Refurbair CorpSTC SA2190NM PAGE 1Installation of electronics International Digital Volt/Amp Gauges and Accessories.Electronics InternationalSTC SA3410SW-DMitchell automatic flight system model AK913 consisting of Century 41 autopilot.Century Flight Systems IncSTC SA3411SW-DEdo Avionics automatic yaw damper system consisting of yaw damper.Century Flight Systems IncSTC SA1852CEInstallation of inverter rack mounted on seat tracks.Avcon Division/Butler National CorporationSTC SA566NWInstallation of parachute deployment static line attachment system.USDA Forest ServiceSTC SA1631CEInstallation of portable airway checking equipment rack on existing seat rails.Avcon Industries IncSTC SA2954SWAddition of Hydro Seal Fluid Additive to the landing gear shock struts.Granville Lasseter/dba Granville's Aircraft Strut SealantSTC SA1453CEInstallation of Sierra electronic console.Sierra Research CorpSTC SA1454CEInstallation of Sierra electronic console.Sierra Research CorpSTC SA894SOInstallation of Teledyne P/N BB638/T- Series lead-acid replacement batteries.Teledyne Battery ProductsSTC SA114GLInstallation of Norton Radome Kit 3097X.Norton Company, Performance PlacticsSTC SA2569WEInstallation of battery temperature monitor system.K S Avionics, IncSTC SA00765DE PAGE 1Installation of Automatic Dependent Surveillance Broadcast (ADS-B) Out functionality using the BendixKing KT74 Transponder and qualified position sensorPeregrineSTC SA02153LA-DInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) SystemGarmin International IncSTC ST01085LAInstallation of the VNS 1000 Voice Navigation System.VNS IncorporatedSTC SA02153LAInstallation of Garmin G600 Primary Flight Display (PFD) and Multifunction Display (MFD) System.Garmin AT Inc.STC SA01933LAInstallation of Garmin Model 400W / 500W Series GPS-WAAS Navigation SystemGarmin AT Inc.

Engine · Pratt & Whitney PT6A-27 series

STC SE000ENEngines will be maintained IAW 'Maintenance or Reliable Engines(MORE) Program,' Rev 4, dated 8/16/95.MORE Company IncSTC SE10552SCConversion of Pratt & Whitney Canada Corp. Model PT6A-27 or -28 to a Model PT6A-34 turboprop engine.Prime Turbines LLCSTC SE02170ATInstallation of Pc Safety Valve KitBell Helicopter Textron Inc.STC SE11095SCThe conversion of the Pratt & Whitney Canada, Model PT6A-27 to a PT6A-34 turboprop engineR.T. Turbines, Inc.STC SE00014ENInstallation of the Pratt & Whitney Engine Services, Inc. CrossCheck Engine Monitor Kit P/N HUMS-K-071-1, Rev. A on the specified PT6A engine models and kit P/N HUMS-K-071-2 on the specified A250 engine models.Pratt & Whitney Engine Services Inc.STC SE00020ENInstallation of the Pratt & Whitney Engine Services, Inc. TrendCheck/ TrendCheck Plus Engine Monitor Kit P/N TREND-K-010-1Pratt & Whitney Engine Services Inc.STC SE2960SOInstallation of an oil filler cap safety adapter.Jet Avion CorporationSTC SE02273NYConversion of a Pratt & Whitney Canada PT6A-27 or PT6A-28 engine to operate as a PT6A-34 engine.Atlantic Turbines International Inc.STC SE615GLIncorporation of a fuel flow transducer.Shadin AvionicsSTC SE01805NYInstallation of Fuel Nozzle Adapters using studs and nuts.Atlantic Turbines International Inc.STC SE00691NYConversion of engine models PT6A-27 and -28 to Model PT6A-34 as described in Temporary Overhaul Data Revision.Standard Aero LimitedSTC SE09257SCConvert P&W Engine Models PT6A-15AG, -27, and -28, into PT6A-34 configuration.Covington Aircraft Engines, Inc.STC SE659NEInstallation of oil tank filler neck check valve, P/N TSA-76A.Aviation Components SupportSTC SE1122EARepair of combustion chamber small exit duct, P/N 3012060.Airwork CorporationSTC SE7677SWModifiy the P&W Canada PT-6A-27, -28, -15AG to the PT6A-34 configuration.Airforce Turbine ServiceSTC SE1251GLConversion of engine Model PT6A-27 to Model PT6A-34.Turbines, IncSTC SE1269EAStripping and recoating of compressor turbine blades, P/N 3023401, with Walbar Metals, Inc.Airwork CorporationSTC SE386NEInstallation of Turbo Products PMA parts.Audco CorporationSTC SE355NEConversion of engine model PT6A-27 to model PT6A-34.Van Dusen Turbine ProductsSTC SE241NEConversion of engine Models PT6A-27 and -28 to 01/157/3.Airwork CorporationSTC SE5601SWReplacement splined end and oil mist lubrication on accessory drive gearshaft.Aviall of Texas, IncSTC SE79NEConversion to an aircooled compressor turbine vane ring configuration.Airwork CorporationSTC SE1165EAAssembly and installation of AW10262 wet spline starter gear seal.Airwork CorporationSTC SE4607SWRevise the starter-generator drive spline to provide lubrication with engine oil.Aviall of Texas, IncSTC SE4570SWRevise accessory drive spline, P/N 3008181.Aviall of Texas, IncSTC SE12CEInstallation of Gits Brothers Manufacturing Company dipstick filler cap assembly P/N 02297-2000.Gits Brothers Mfg Co
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