N58BA

STCs that may be installed · 64

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 = '4360118'
      UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41525')
    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.

Airframe · Hiller UH-12D

STC SH3319NMInstallation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,Precise Flight IncSTC SR02704SEInstallation and maintenance of the Sunspot 36 and 46 series lightsAeroLED's Holdings LLCSTC SR00359BOInstallation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.Whelen Aerospace TechnologiesSTC SR00420NYInstallation of Airwolf remote mounted engine oil filter Model AFC-600Airwolf Filter, CorpSTC SR02487AKInstallation of L-3 Communications Avionics Systems ESI-500 Standby Instrument SystemADS-B Technologies, LLCSTC SR02470AKInstallation of the L-3 Communications NGT -1000/2000/2500 ADS-B SystemADS-B Technologies, LLCSTC SR02471AKInstallation of the L-3 Communications NGT -9000/9000R ADS-B SystemADS-B Technologies, LLCSTC SR02394AKReplacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting systemSeaplanes North LLCSTC SA00068SEInstallation of fuel flow/pressure instruments. (W/TSIO-360-MB1)Electronics International Inc.STC SA2693NMInstallation of Electronics International digital volt/amp gauges and accessories.Electronics International Inc.STC SA02033ATModification to install an air-oil separator to prevent oil from being aspirated from the engine breather line.M-20 Oil Separators LLCSTC SH247NWInstallation and maintenance of exhaust ejector engine oil cooler system. (UH-12D (ARMY UH-23D modified per STC SH177WE)Siam Hiller Holdings IncSTC SH295NWInstallation of Hiller auxiliary fuel tanks kit No 72041. (UH-12D (ARMY UH-23D) modified per STC SH177WE)Siam Hiller Holdings IncSTC SH297NWInstallation and maintenance of a cabin heater system. (UH-12D (ARMY UH-23D modified per STC SH178WE)Siam Hiller Holdings IncSTC SH299NWInstallation of Soloy cargo racks.Siam Hiller Holdings IncSTC SH321NWInstallation of a Bendix fuel control/power governor system on the Allison 250-C20 turbine powered Hiller UH-12D rotorcraft. (UH-12D (ARMY UH-23D) modified per STC SH177WE)Siam Hiller Holdings IncSTC SH338NWInstallation of transmission oil cooling system on the Allison250-C20 turbine powered Hiller UH-12D rotorcraft. (UH-12D (ARMY UH-23D modified per STC SH177WE)Siam Hiller Holdings IncSTC SH380NWInstallation and maintenance of engine auto reignition system. (UH-12D (ARMY UH-23D) modified per STC SH177WE)Siam Hiller Holdings IncSTC SH505NWInstallation of cargo release pedal.Siam Hiller Holdings IncSTC SH559NWInstallation and maintenance of engine inlet air cleaner system. (UH-12D (ARMY UH-23D) modified per STC SH177WE)Siam Hiller Holdings IncSTC SA00680SEInstallation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer.Electronics InternationalSTC SH177WEInstallation of Allison 250-C20/250-C20B engine and related changes.Siam Hiller Holdings IncSTC SH287NWInstallation of Hiller landing gear float kit No. 44012. (UH-12d (ARMY UH-23D modified per STC SH177WE)Siam Hiller Holdings IncSTC SH475NWInstallation of an agricultural spray system. (UH-12D (ARMY UH-23D) modifier per STC)Siam Hiller Holdings IncSTC SR01430LAInstallation of Stainless Steel Skid shoes.Papas Gary Los Angeles Laboratories Inc.STC SA01258SEInstallation of the Automatic Flagman Dispenser Models in accordance with Automatic Flagman Master Drawing Lists specified in attached AML, or later FAA approved revision.This STC supercedes several existing STC s as listed in the notes on the attached AML.R-S Sales Inc.STC SA02520ATInstallation of M-20 Oil Separator, model 600-WP.M-20 Oil Separators LLCSTC SH849NWInstallation of North American Industries, Inc., Model No. 5 Automatic FlagmanR-S Sales Inc.STC SA2687NMInstallation of Truboplus/ Electronics Int'l gauges and switches.Aero Manufacturing Inc.STC SR00135LAInstallation of Yehnert Tail Rotor Blades YH-278 as replacements for Hiller Tail Rotor Blades 55073.Yehnert Helicopters, IncSTC SA1626NM PAGE 1Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)Electronics InternationalSTC SA2350NM PAGE 1Installation of Electronics International Inc digital carburetor/outside air temperature gaugesElectronics InternationalSTC SH359GLInstallation of Facet Enterprises engine lubrication system scavenge filter.Facet Filter ProductsSTC SH2763SOInstallation of control rotor safety cable.JAARS Inc.STC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.Electronics InternationalSTC SA3862NM PAGE 1Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories.Electronics InternationalSTC SH3362NMInstallation of a Tail Rotor Blade Protective CoatingColumbia Helicopters IncSTC SA2190NM PAGE 1Installation of electronics International Digital Volt/Amp Gauges and Accessories.Electronics InternationalSTC SH618NWInstallation of the Onboard Weighing System Adapter No. 1500, for use with Eastern Rotorcraft Cargo Hook No 2A15EOnboard Weighing SystemsSTC SH877SOInstallation of tail rotor guard assembly.Jungle Aviation & Radio Service, Inc.STC SA2350NMInstallation of Electronics International Inc digital carburetor/outside air temperature gauges listed on the attached continuation sheet and the associated accessories.Electronics International

Engine · Lycoming VO-435 series

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