OpenAirDocs.org
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 SA1455NMInstallation of a flame proof auxiliary heater-dryer, Model12-1600.Thermal, IncSTC SA4212WEInstallation of inflatable door seal.Bob Fields AerocessoriesSTC SA4165WEInstallation of Aircraft hand control, S/N C140-M, on the left hand pilot station rudder pedals.Gondal Dr ParveySTC SA5237SW-DInstallation of S-TEC System 60 single axis automatic flight guidance system Model ST-033.S-TEC CorporationSTC SA5281SW-DInstallation of S-TEC System 40/50 single and two axis automatic flight guidance systems Model ST-194-40/50.S-TEC CorporationSTC SA5241SW-DInstallation of S-TEC System 60 pitch stabilization system, Model ST-227 with optional automatic electric trim system.S-TEC CorporationSTC SA6027SW-DInstallation of S-TEC System 40/50, Single and Two Axis Automatic Flight Guidance System, Model ST-310-40/50.S-TEC CorporationSTC SA2582NMInstallation of later McCauley Model D3A34C402/90DFA-10 constant speed propeller.American Propeller ServiceSTC SA5397SW-DInstallation of S-TEC yaw damper system, Model ST-309.S-TEC CorporationSTC SA2705NMInstallation of replacement exhaust system riser.Heliarc Welding Service Inc.STC SA2555NMInstallation of Continental TSIO-520-R engine, McCauley D3A34C402/90DFA-10 propeller and associated installation components.Sheldon Robert CSTC SA4657SWInstallation of TI 9100 Loran C navigator.Texas Instruments, IncSTC SA668GLInstallation of Airborne auxiliary dry air pump kit No. 372-2.Parker Hannifin CorpSTC SA5729SWInstallation of TI9100A Loran C navigator.Texas Instruments, IncSTC SA3001SW-DInstallation of Mitchell automatic flight system model AK468 consisting of a Century IV autopilot or model AK468FD consisting of a Century IV flight director autopilot with optional remote annunciator.Century Flight Systems IncSTC SA1506SWInstallation of Mitchell aytomatic flight system model AK388, consisting of Century III autopilot with optional automatic pitch trim, radio and glide slope coupler.Century Flight Systems IncSTC SA1507SWInstallation of Mitchell automatic flight system Model AK386 consisting of Century I with optional omni tracker.Century Flight Systems IncSTC SA1526SWInstallation of Mitchell automatic flight system model AK387, consisting of Century IIB autopilot with optional radio coupler.Century Flight Systems IncSTC SA1326SWInstallation of Mitchell automatic flight system AK334, consisting of Century II autopilot with optional radio coupler, and automatic aileron stabilizer back-up systemCentury Flight Systems IncSTC SA1327SWInstallation of Mitchell automatic flight system AK332, consisting of Century I autopilot with optional omni tracker.Century Flight Systems IncSTC SA1376SWInstallation of Mitchell automatic flight system model AK349 consisting of Century I autopilot with optional omni tracker.Century Flight Systems IncSTC SA1325SWInstallation of Mitchell automatic flight system AK331, consisting of Century III autopilot with optional automatic pitch trim, radio coupler, and glide slope coupler.Century Flight Systems IncSTC SA808SWInstallation of Mitchell Model AK246 omni-tracker. Applicable only to aircraft modified by STC SA615SW.Century Flight Systems IncSTC SA829SWMitchell automatic flight system AK254 Century III autopilot with optional automatic pitch trim, aileron stabilizer, and radio coupler.Century Flight Systems IncSTC SA838SWInstallation of Mitchell glide slope coupler Model 1C493.Century Flight Systems IncSTC SA850SWMitchell automatic flight system AK258 consisting of Century II autopilot with automatic aileron stabilizer, and radio coupler.Century Flight Systems IncSTC SA637SWInstallation of Mitchell automatic flight system Model AK209 consisting of Century III autopilot with optional automatic pitch trim, automatic aileron stabilizer and radio coupler.Century Flight Systems IncSTC SA675SWInstallation of Mitchell automatic flight system Model AK212 consisting of Century II autopilot, automatic aileron stabilizer and radio coupler.Century Flight Systems IncSTC SA3141SW-DInstallation of Mitchell Automatic Flight System Model AK620 consisting of Century IIB Autopilot with Optional Radio Coupler.Century Flight Systems IncSTC SA3183SW-DInstallation of Mitchell Automatic Flight System Model AK386 consisting of a Century I Autopilot with Optional Omni Tracking SystemCentury Flight Systems IncSTC SA3168SW-DInstallation of Mitchell Automatic Flight System Model AK641 consisting of Century IV Autopilot or AK641FD consisting Century IV Flight Director Autopilot with Optional Remote AnnunciatorCentury Flight Systems IncSTC SA3169SW-DInstallation of Mitchell Automatic Flight System Model AK642 consisting of Century III Autopilot with Optional Radio Coupler and Glide Slope CouplerCentury Flight Systems IncSTC SA3170SW-DInstallation of Mitchell Automatic Flight System Model AK643 consisting of Century IIB Autopilot with Optional Radio CouplerCentury Flight Systems IncSTC SA3171SW-DInstallation of Mitchell Automatic Flight System Model AK644 consisting of Century I Autopilot with Optional Omni Tracker.Century Flight Systems IncSTC SA3182SW-DInstallation of Mitchell Automatic Flight System Model AK387 consisting of a Century IIB Autopilot with Optional Radio CouplerCentury Flight Systems IncSTC SA3423SW-DInstallation of Century automatic flight system Model AK926 consisting of a Century 31 autopilot.Century Flight Systems IncSTC SA3424SW-DInstallation of Century automatic flight system Model AK927 consisting of a Century 41 autopilot or Model AK927FD consisting of a Century 41 flight director autopilot.Century Flight Systems IncSTC SA1418SOReplacement of rotor vanes in Airborne 211CC and 212CW vacuum pumps. (See limitations)Aircraft Products Supply Co IncSTC SA3144SW-DInstallation of Mitchell Automatic Flight System Model AK604 consisting of Century I Autopilot with Optional Omni Tracker System.Century Flight Systems IncSTC SA3145SW-DInstallation of Mitchell Automatic Flight System Model AK605 consisting of Century IIB Autopilot with Optional Radio Coupler.Century Flight Systems IncSTC SA3157SW-DInstallation of Mitchell Automatic Flight System Model AK6 29 consisting of Century IIB Autopilot with Optional Radio CouplerCentury Flight Systems IncSTC SA3158SW-DInstallation of Mitchell Automatic Flight System Model AK630 consisting of Century I Autopilot with Optional Omni Tracker.Century Flight Systems IncSTC SA3112SW-DInstallation of Mitchell Automatic Flight System Model AK566Century Flight Systems IncSTC SA1990CEIncrease gross weight from3,800 lbs. to 4,000 lbs. For take-off and flight.Eckstar, IncSTC SA1100SWIncrease wing leading edge radius.Williams Robert or BarbaraSTC SA995SWIncrease wing leading edge radius wing tip fairings, and landing light lens.Williams Bob or BarbaraSTC SA3289SW-DInstallation of Mitchell automatic flight system model AK737 consisting of Century IIB autopilot with optional radio coupler and glide slope couplerCentury Flight Systems IncSTC SA3290SW-DInstallation of Mitchell automatic flight system model AK738 consisting of Century III autopilot with optional radio coupler and glide slope coupler.Century Flight Systems IncSTC SA3291SW-DInstallation of Mitchell automatic flight system model AK739 consisting of Century IV autopilot or AK739FD consisting of Century IV Flight Director autopilot with optional remote annunciator.Century Flight Systems IncSTC SA2190NM PAGE 1Installation of electronics International Digital Volt/Amp Gauges and Accessories.Electronics International
Back to TCDS 3A21