N555UH
STCs that may be installed · 123
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 = '7640102'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41575')
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.
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 = '7640102'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41575')
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_numberRun 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.
Airframe · Robinson Helicopter R22
STC SH12CEReplace existing engine induction air filter with AC Spark Plug Filter.STC SR01059CHInstall Lee Precision, Inc. 'Magic Wand' Cyclic Control System Vibration Absorber.STC SA00678SEInstallation of J. P. Instruments 8Jimline EGT-100 series primary instrumentsSTC SR0162ATPermit replacement of existing 25 amp battery in original factory battery box with Concord Battery Corp, Model RG25XC.STC SR00804NYManufacture and installation of bearpaws.STC SH4969NMInstallation and fabrication of the Apollo Model DTM-3 spray tank system.STC SA00061LAInstallation of JPI digital tachometer.STC SA00238SEInstallation of Aviation Development Corporation's sump mounted chip detectorSTC SR00166SEFabrication and installation of Busse Model CBD-1 Utility Tray Assembly.STC SR0003BOInstallation of Helipod cargo containers.STC SR15BOInstallation of the Altair CCP-A-017-1 Collective Grip Assembly.STC SR9BOInstallation of the Altair SCY4-A-016-HH, -SH, -NH, or -NS Cyclic Grip Assemblies.STC SE00044SEInstallation of a Wild Model RC8-915 camera and associated systemsSTC SR00044SEInstallation of Wild Model RC8-915 camera and associated systemsSTC SA1626NM PAGE 2Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)STC SH5237NMInstallation of Pneumatic door actuators on left and right cabin doors.STC SA2350NM PAGE 2Installation of Electronics International Inc digital carburetor/outside air temperature gaugesSTC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.STC SA3862NM PAGE 2Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories.STC SH2351NMInstallation of a Classic Helicopters belly-mounted tank type agricultural spray system.STC SA2190NM PAGE 2Installation of electronics International Digital Volt/Amp Gauges and Accessories.STC SH1768NMRelocation oif battery from the original nose position to the pilot seats' baggage compartmentSTC SA2350NMInstallation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories.
Engine · Lycoming O-360 series
STC SE04651CHTo allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22STC SE00825WIInstallation of Specialty Products Spin-on oil filter on Lycoming Engines.STC SE208SOInstallation of ice indicator in the carburetor.STC SE04349CHInstallation of SureFly electronic ignitionSTC SE01954SEInstallation of engine crankcase seal.STC SE02352CHInstallation of Challenger cleanable oil filter assemblySTC SE00939WIInstallation of B&C Specialty Products Model BC 315-( ) Starter on Lycoming engines.STC SE2390CEInstallation of B & C Speciality Products.STC SE03232CHInstallation of Engine Preheat Kit p/n TA2925-1 for 115 volt applicationSTC SE154SOInstallation of one Roto-Master Turbocharger P/N's 600573-00 (RJ0326-1, RJ0326) or 600576-00 (RJ0326-2, RJ0325.STC SE04577CHInstall an electronic engine ignition systemSTC SE01966WIUse of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft enginesSTC SE4408SWMiscellaneous engine cylinder replacement parts.STC SE8776SWInstallation of coated cylinders and piston rings.STC SE00218NYReplacement of Lycoming starter with SKY-TEC 12 volt starter installed.STC SE00226NYReplacement of Lycoming starter with SKY-TEC 24-volt starter Models 149-24HT and 122-24HT. Approval limited to 24-volt DC source available to the starter.STC SE00357NYReplacement of Lycoming starter with SKY-TEC 24-volt starter installed.STC SE03495NYInstallation of an electronic ignition system, an air conditioning compressor, and an oil filter adapterSTC SE2901NMLycoming valve cover gasketSTC SE02291ATConversion of the engine from a carburetor fuel system and magneto ignition system to a full authority digital electronic control (FADEC) system for fuel injection and ignition.STC SE01524CHReplace Slick 6000, 6100, 6200, 6300, 4000, 4100, 4200, and 4300 series magnetos and TCM/Bendix S6-20, S6-200, S6-1200, S-20, S-200, and S-1200 series magnetos with Champion Limited Authority Spark Advance Regulator (LASAR ) Model 4755 and 6755 bush kit ignition systems.STC SE1017GLRemoval of the Type certificated Bendix magnetos and ignition harnesses followed by the installation of Slick magneto Models 4250 and 4251 with Slick ignition harnessesSTC SE524CHReplace Slick 4000, 4100, 4200, and 4300 series magnetos and TCM/Bendix S-20, S-200, and S-1200 series magnetos with the Champion Limited Authority Spark Advance Regulator (LASAR )STC SE8193SWGrind nitriden high compression cylinder barrles to plus .010 oversize and install SL75089 P10 piston, SL74242 P10 compression ring, and SL73857 P10 oil ring.STC SE927GLInstallation of a Shadin Co. fuel flow transducer.STC SE02285ATData pertaining to this modification are considered to be inadequate for duplication in other engines. This modification is applicable to Lycoming engine Serial Number L-31403-36A only.STC SE1779NMInstallation of Precise Flight, Inc. Standby Vacuum System SVS III