TCDS 3A21

STCs approved under this data sheet · 702

Current certificates first, most recently changed first.

Query with SQL
duckdb -csv -c "SELECT s.stc_number, s.description, s.holder, s.status, s.status_date
  FROM 'https://openairdocs.org/data/latest/faa_stc.parquet' s
  WHERE s.stc_number IN (SELECT stc_number FROM 'https://openairdocs.org/data/latest/faa_stc_model.parquet' WHERE tcds_number = '3A21')
  ORDER BY 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.

STC SA00238SEInstallation of Aviation Development Corporation's sump mounted chip detectorAviation Development CorporationSTC SA429CHInstallation of BFGoodrich Flight Systems TCAS I.Priester Aviation ServiceSTC SA2246SOReplacement of Cleveland brake discs, P/N 164-9 or 164-109, with Appalachian Accessories stainless steel brake discs, P/N 73-9.Aviation Products, IncSTC SA2375SOInstallation of Appalachian Accessories stainless steel brake discs, P/N 75-90.Aviation Products, IncSTC SA2377SOInstallation of Appalachian Accessories P/N 75-96 Brake Rotors.Aviation Products, IncSTC SA3000SOInstallation of Appalachian stainless steel brake discs, No. 75-15A.Aviation Products, IncSTC SA3205SOInstallation of Appalachian stainless steel brake discs.Aviation Products, IncSTC SA1643GLInstallation of V-type or Y-type shoulder harness. (182 SERIES EXCEPT R182 & TR182)Hooker Custom HarnessSTC SA00215NYInstallation of CAVU Model AM100 AVMIX engine fuel/air mixture setting system.CAVU Products LimitedSTC SA00744ATInstallation of Avalex AVR1000R video processing unit (VPU).Avalex Technologies CorporationSTC SA00462ATReplacement of Appalachian stainless steel brake discs P/N 75-23 with Appalachian steel brake disk part number AA-47.Aviation Products, IncSTC SA00213ATInstallation of carbon steel brake discs P/N AA-96.Aviation Products, IncSTC SA00192ATInstallation of carbon steel brake discs that have melonite surface treatment.Aviation Products, IncSTC SA00206ATInstallation of carbon steel brake discs that have melonite surface treatment.Aviation Products, IncSTC SA00210ATInstallation of carbon steel brake discs that have melonite surface treatment, P/N AA-90.Aviation Products, IncSTC SA8888SW-DInstallation of S-TEC yaw damper system, Model ST-554.S-TEC CorporationSTC SA00560ATModification of middle seats into a bench seat. (210G S/N 210-58925 only)Flannery David JSTC SA8922SWInstallation of replacement Ultimate Engine Oil Filter for Textron Lycoming and Teledyne Continental engines. (411 S/N 000 THRU 0126, S/N 0127 AND UP) (T188C S/N 03474 AND UP) (206 S/N 05030 AND UP) (207 S/N 05227 AND UP) (T207 S/N 05227 AND UP) (P21 0 SERIES S/N 278 AND UP) (180 S/N 53087 AND UP) (210 S/N 63373 - 63375 AND UP) (B19 SPORT)Capehart Industries, IncSTC SA5656NMInstallation of burglar alarm system.Thompson Harold SSTC SA150NWInstallation of flap gap seals.Williams Robert or BarbaraSTC SA3807SWInstallation of a camera port and optional view-finder ports.West Star Aviation IncSTC SA8031SWInstallation of Zeftronics alternator controller unit P/N R15100 or R15V00.Tovya Group, IncSTC SA3143SOThis modification will allow installation of an inframetrics IRTV-445G camera and video monitor.Aero Services Intl, IncSTC SA00033SEInstallation of modified exhause systemBergman Photographic Services IncSTC SA5926NMInstallation of manifold pressure instrument.Electronics InternationalSTC SA4320NMInstallation of an oil filter, filter base and mounting plate on the firewalls of those airplanes listed on AML No. SA4320NM that are equipped with an FAA approved Continental Model IO-520 engine installation which has been modified by the installation of an external mounted full flow oil adapter and spin-on oil filterTimberman Allen ESTC SA4321NMInstallation of an oil filter, filter base and mounting plate on the firewalls of those airplanes listed on AML No SA4321NM that are equipped with an FAA approved Continental model IO-470 engine installation which has been modified by the installation of an external mounted full flow oil adapter and spin-on oil filterTimberman Allen ESTC SA00147ATInstallation of Type A sun visor.Stapleton James W.STC SA256NWInstallation of aileron gap seals.Williams Robert or BarbaraSTC SA6072SW-DInstallation of S-TEC system 60 pitch stabilization system, Model ST-296, with optional automatic electric trim systemS-TEC CorporationSTC SA1626NM PAGE 1Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)Electronics InternationalSTC SA5896NMInstallation of a McCauley D3A34C404/80VA-0 propeller.American Propeller ServiceSTC SA4120SWAdd sheet metal flap seals and/or flexible fabric aileron gap seals.Flight EnhancementsSTC SA00032WIInstallation of flap and aileron gap seals.Flight EnhancementsSTC SA5159NMInstallation of chip detector system.Northwest Aircraft IncSTC SA3458SW-DInstallation of Model AK963 flight system consisting of a 2110/2130/2131/2150/2151 autopilot.Century Flight Systems IncSTC SH3458SW-DInstallation of Century Automatic flight system Model AK963 consisting of a Century 2110/2130/2131 autopilot.Century Flight Systems IncSTC SA991NEInstallation of .250-inch thick windshield. (210A S/N 21057576 THRU 21057840) (210 S/N 57001 THRU 57575)L P Aero Plastics, IncSTC SA2844CEInstallation of a plastic cap enclosure over the anti-collision strobe light system.Air Transport IncSTC SA3525NMModification of the exhaust system Continental Model TSIO-520-C & H engines.Power Systems IncSTC SA1447GLInstallation of on-board engine analyzer system.Masten Products IncSTC SA973NEInstallation of .250-inch thick windshield with L.P. Aero Plastics, Inc. single piece windshield. (210-5A (205A) (210 21058221 THRU 21058510) (210-5(205) S/N 205-0001 THRU 205-0480) (210B S/N 21057841 THRU 21058085) (210C S/N 21058086 THRU 2105813) (210 E S/N 21058511 THRU 21058715)L P Aero Plastics, IncSTC SA300CEInstallation of Woodward propeller governors on single and twin engine aircraft. (PA-31-325 modified per Colemill STC SA 970SO)Woodward Governor CompanySTC SA7175SW-DInstallation of S-TEC System 40/50 single and two axis automatic flight guidance system, Model ST-431-40/50.S-TEC CorporationSTC SA7806SW-DInstallation of S-TEC System 40/50 single and two axis automatic flight guidance systems, model ST-475-40/50.S-TEC CorporationSTC SA3751WEInstallation of Silver Instruments Fueltron IG or IP or Fuelgard digital fuel flow and totalizer system.Arnav Systems IncSTC SA5396SW-DInstallation of S-TEC System 60 two axis automatic flight guidance system, Model ST-307, with optional automatic electric trim system.S-TEC CorporationSTC SA398NEInstallation of Auto-Vac-2 manifold vacuum system per certain engine STC's.Raymond IvesSTC SA6049SW-DInstallation of S-TEC system 60 pitch stabilization system, Model ST-308, with optional automatic electric trim system.S-TEC CorporationSTC SA1058GLInstallation of on-board engine analyzer system.Masten Products Inc
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