TCDS 4A21
STCs approved under this data sheet · 238
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 = '4A21') 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.
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 = '4A21') ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
STC SA4-1559Preloaded aluminum baggage container and base fabricated.STC SA4-690Removable flight cradle assemblies on aft side of bulkheads.STC SA404EAExtended over water operation.STC SA406EA19-man configuration.STC SA430CEPassenger motion picture and tape player equipment.STC SA435CEUnited Data Control 557 cockpit voice recorder provisions.STC SA436CEUnited Data Control 557 cockpit voice recorder provisions.STC SA437CEUnited Data Control 557 cockpit voice recorder provisions.STC SA467CESafe Flight Corp. auto power servo kit K-102.STC SA488CERelocation of LAS Model 109CR flight recorder. (707-131B)STC SA48EATriple tray carrier stowage unit(auxiliary galley) in passenger compartment.STC SA494CEInstallation of dual doppler navigation systems with autopilot tie-in.STC SA507CEInstallation of LAS 109CR flight recorder - aft location.STC SA507EA-DInstall lounge and beverage bar. Install electrical wiring. Install bar and galley structural tiedowns. Install buffets.STC SA509EAInstall a standby horizon system.STC SA52SOLife rafts 6924-100.STC SA577CEReplace Bendix type 15866, 15897 and 19903 vertical gyros with Bendix type 19911 or 19912 vertical gyros. (707-124) (707-331)STC SA582CERelocation of Lockheed Aircraft Service Model 109CR, flight recorder to aft location. (707-124)STC SA584CEAutopilot modification to incorporate variable intercept feature. (707-124)STC SA585CEInstallation of Fairchild Cockpit Voice Recorder System. (707-124)STC SA586CEInstallation of Fenwall fuel vent surge tank protection system. (707-124)STC SA627CEInstallation of (1) dual radio altimeter provisions (2) single Bendix ALA-51 radio altimeter transmitter-receiver with dual indicators. (707-124)STC SA648EAModification of Collins FD109G Flight Director. (707-153B) (707-353B)STC SA682CEInstall Litton Model E-30 microwave oven. (707-124) (707-331)STC SA687EAInstallation of Data Link System. (707-138B)STC SA719CEInstallation of Kollsman altitude alerting system. (707-100B)STC SA726WERevise interior configurations.STC SA734WEClosed-circuit television and stereo system.STC SA757WEThree-class passenger interior.STC SA76CEAutomatic engine power control system integrated with Safe Flight Corp. speed control approach/take- off system.STC SA847WEReplace two rows of economy class seats with two rows of coach seats.STC SA90EAPB-20 autopilot modification.STC SA91EAPB-20 autopilot modification.STC SA972WEInstall one additional row of tourist triple class seats and remove one row of first class seats (without lounge).STC SA1-345Canadian Marconi CMA-621 doppler systemSTC SA1-529Crimsco cargo container 600301.STC SA2063NMProvisions for flaps 30 landing switch for GPWS and gear up warnings.STC SA2063NM-DProvisions for Flaps 30 landing switch for GPWS and gear up warnings for 707-100B airplanes equipped with Bendix 150550-12 brakes and a Hytrol 249B anti-skid system.
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