Supplemental type certificates
49,117 STCs, most recently changed first. Search by what an STC changes, its holder or a model.
Query with SQL
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"
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 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
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 SA4600SWInstallation of an auxiliary engine driven vacuum pump system.STC SA4851SWInstallation of combination aft position/strobe light on aircraft tail stinger.STC SA5423SWModification of engine cooling air louvres on top of cowling.STC SA5811SWIncrease maximum ramp weight to 7610 pounds; maximum takeoff weight to7560 pounds; maximum landing weight is 7200 pounds; decrease zero fuel weight to 6533 pounds; install wingletsSTC SA5878SWInstallation of range-marked EGT, CHT, oil temperature, and pressure gauges.STC SA5981SWIncrease maximum ramp weight to 7610 pounds, maximum takeoff weight to 7560 pounds, maximum landing weight is 7200 pounds, maximum zero fuel weight is 6533 pounds.STC SA5998SWInstallation of Teledyne Continental TSIO-520-NB engines as modified by STC SE4327SW and Hartzell PHC-C3YF-2UF/FC7663D-2Q or PHC-C3YF-2UF/FC7663DB-2Q propellers. Airplane must be modified per STC SA48NW.STC SA7365SWInstallation of TCM TSIO-520N or NB engines (modified by STC SE3714SW). Increase takeoff weight to 6140 pounds. Landing weight remains at 5990 pounds. Installation of Hartzell PHC-C3YF-2UF/FC7663DB-2Q propellers, McCauley 3AF32C93/82NC-6.0, or McCauley 3AF32C505/82NEA-6.0 propellers. Props should be installed in matched pairs.STC SA7367SWInstallation of vacuum pump cooling shroud.STC SA7368SWInstallation of an oil cooler baffle.STC SA7382SWInstallation of TCM TSIO-520N or NB engines (modified by STC SE3714SW). Increase takeoff weight to 6140 pounds; landing weight remains at 5975 pounds. Installation of McCauley 3AF32C93/82NC-6.0, or McCauley 3AF32C505/82NEA-6.0 propellers. Props shall be installed in matched pairs.STC SA7463SWInstallation of TCM TSIO-520-N or NB engines (modified per STC SE3714SW). Increase takeoff weight to 6900 pounds. Landing weight remains at 6750 pounds. Installation of McCauley 3AF32C93/82NC or McCauley 3AF32C505/82 NEA props.STC SA7564SWInstallation of throttle, mixture, and propeller control cables.STC SA7566SWInstallation of throttle, mixture, and propeller control cables.STC SA7570SWInstallation of Teledyne Continental TSIO 520-N or NB engine, modified by STC SE3714SW, installation of McCauley 3AF32C93/82NC or McCauley 3AF32C505/82NEA propellers and increased Maximum Takeoff Weight to 6510 pounds.STC SA7594SWInstallation of Cablecraft throttle, mixture, and propeller control cables.STC SA7633SWInstallation of Teledyne Continental Motors TSIOL-550-A 'Liquid-Cooled' engines. RAM winglets must be installed in accordance with STC SA4943SW. AFM 1031 dtd 8/10/89 required and must accompany this modification, except for aircraft concurrently modified with this STC and installation of Robertson Hi-Lift System with STC Sa892NM requires AFM 1081 dtd 3/29/96.STC SA7773SWInstall propeller governor control bracket.STC SA7975SWInstall vortex generators on vertical stabilizer.STC SA7984SWInstall Vortex generators on vertical stabilizer. Installation found to be compatible with STCs SA7570SW and SA4379SW.STC SA8054SWInstallation of intercooler scoop.STC SA8055SWInstallation of intercooler scoop.STC SA8204SWInstallation of vortex generators.STC SA8424SWIncrease the maximum takeoff weight to 6765 lbs. and maximum landing weight to 6430 lbs.STC SA8604SWIncrease maximum takeoff weight to 6390 pounds and maximum landing weight to 6075 pounds. RAM 335 hp engines, RAM p/n 1498-3 intercooler scoop and RAM vortex generators must be installed per STC SA8055SW.STC SA8624SWInstallation of vortex generators.STC SA8634SWIncrease maximum ramp weight to7245 lbs. and maximum takeoff weight to 7210 lbs. and installation of optional McCauley model3AF32C515/82NLA-4.0 propellers.STC SA8726SWIncrease maximum ramp weight from 6750 to 7140 pounds and maximum takeoff weight to 7105 pounds, and addition of optional McCauley model 3AF32C515/82NLA-4.0 propellers.STC SA8727SWIncrease maximum ramp weight to7140 pounds and maximum takeoff weight to 7105 pounds, and the addition of optional McCauley model3AF32C515/82NLA04 propellers.STC SA8728SWIncrease maximum ramp weight to 7140 pounds, increase takeoff weight to 7105 pounds and the addition of optional McCauley model 3AF32C515/82NLA-4.0 or Hartzell model PHC-C3YF-2UF/FC7663D-2Q or PHC-C3YF-2UF/FC7663DB-2Q propellersSTC SA8839SWInstallation of McCauley model3AF32C515/82NLA-4.0 propellers. Limited to Cessna model 414A airplanes modified with STC Sa4943SW (RAM winglets) and STC SA8125SW (RAM vortex generators).STC SA8920SWInstallation of Teledyne TCM TSIOL-550A engines, increase takeoff weight to 7105 lbs., and the installation of McCauley 3AF36C514/80VFM propellers.STC SA8961SWInstallation of Slick 6320 pressurized magnetos. Approved for serial numbers 46-8408001 through 46-8608067 and 4608001 through 4608140 only.STC SA8962SWInstallation of RAM baffle material. Limited to serial numbers 46-8408001 through 46-8608067 and 4608001 through 4608140.STC SA8963SWModification of a Piper Malibu nose wheel door for better engine cooling. Approved for serial numbers 46-8408001 through 46-8608067 and 4608001 through 4608140 only.STC SA8981SWInstallation of McCauley 3AF32C515/82NLA-4.0 propellers. Limited to Cessna 340 models modified by STC SA2346SW.STC SA8989SWInstallation of Teledyne Continental Motors TSIO-520-NB engines as modified per STC SE4327SW and McCauley model No. AF32C515/NLA-4.0 to 5.5 propellersSTC SE09016SCModify IAW RAM Drawing No. 1742.STC SE09104SCModify Teledyne Continental TSIO-520-NB engine. Maximum continuous power is 335 hp at 2700 rpm and 38.0 inches Hg manifold pressure. This mod is limited to Teledyne Continental motors model TSIO-520-NB engines modified per STC SE4327SW.STC SE09259SCInstallation of RAM Aircraft Corporation oil cooler.STC SE09261SCModify engine to increase power output rating from 310 hp to 335 hp, install Garrett/AlliedSignal TA-81 turbocharger, RAM intercooler, RAM economy camshaft, RAM oil pump pickup tube, RAM forged pistons with gapless rings, and 0.02 inch undersized crankshaft.STC SE09280SCModify engine in accordance with RAM Aircraft Corporation Drawing No. 1888.STC SE09281SCModify engine in accordance with RAM Aircraft Corporation Drawing Number 1891.STC SE09282SCModify engine in accordance with RAM Aircraft Corporation Drawing Number 1892.STC SE3631SWCylinder modification.STC SE3632SWInstallation of induction hose clamps.STC SE3683SWInstallation of alternator clutch hub Teledyne part no. 640934 with Teledyne part no. 642056 alternator. This mod has been found to be compatible with STC SE4327SW and SE3714SW.STC SE3692SWIncrease 5 minute takeoff maximum power rating to 160 horsepower.STC SE3714SWInstall RAM economy camshaft and modified cylinders.STC SE3767SWInstallation of induction hose clamps.