Beech H-18

STCs that may be installed · 257

In force first, then newest. The registry doesn’t record which STCs an aircraft has.

Query with SQL
duckdb -csv -c "SELECT s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model
  FROM (
    SELECT stc_number, min(matched_model) AS matched_model
    FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet'
    WHERE aircraft_model_code IN ('1151012')
    GROUP BY stc_number
  ) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
  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 SA572WEIncrease in gross weight to 10,100 pounds. When aircraft has been modified, installation of nacelle vent manifold optional.Staggerwing Museum Foundation Inc.STC SA587GLDoor handle-latch mechanism installed in forward cargo door which have been modified per STC SA995WE only.Quint Nicholas MSTC SA8075SWInstallation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER)Razorback Fabrics IncSTC SA3009WEInstallation of wing spar reinforcement.Vintage AircraftSTC SA3229WEInstallation of wing spar reinforcement.Vintage AircraftSTC SA00823CHInstallation of various de-icer wire harnesses.SMR TechnologiesSTC SA2687NMInstallation of Truboplus/ Electronics Int'l gauges and switches.Aero Manufacturing Inc.STC SA832SWMain wing spar reinforcement.Sierra Industries, IncSTC SA895SWOuter wing panel spar beef up. STC SA832SW required with this mod.Sierra Industries, IncSTC SA00749ATModification of flush type fuel caps for installation of a locking cylinder and keeper. (1964 and subsequent)Aero Trim, IncSTC SA5924NMInstallation of RPM instrument.Electronics InternationalSTC SA2000WEInstallation of wing spar reinforcement.SOUTHWESTERN AERO EXCHANGE INC.STC SA2-1226Seat installations.Aviation Fabricators IncSTC SA4611NMReduction/limitation of passenger seating to 9 seats.FS Air Service, IncSTC SA422CEInstallation of windshield wiper.American Concorde Systems Inc.STC SA2-952Installation of fiberglass covering.Razorback Fabrics Inc · Lists 18 SeriesSTC SA09150AC-DInstallation of S-TEC System 40/50 Single and Two Axis Automatic Flight Guidance Systems, Model ST-631-40/50S-TEC CorporationSTC SA8508SW-DInstallation of a Century Automatic Flight System, Model AK1030 consisting of a Century 2110/2130/2131/2150/2151 autopilot.Century Flight Systems IncSTC SA8509SW-DInstallation of a Century yaw damper system, Model YK1033 consisting of a Century Yaw Damper Bulletin2093.Century Flight Systems IncSTC SA09144AC-DInstallation of S-TEC System 55 two axis automatic flight guidance system, Model ST-625S-TEC CorporationSTC SA1-502Electrothermal propeller deicing system.F Goodrich Deicing SystemsSTC SA485WEInstallation of metal covering on elevator, ailerons, rudder and flaps respectively.Rocky Ford AeroSTC SA1-62E18S wing tips Beech 414-18, 1500-610 right and -609 left.Chamberlain Aviation Inc · Lists 18 SeriesSTC SA1-74Air step door.Chamberlain Aviation Inc · Lists 18 SeriesSTC SA00189DEInstallation of Oilamatic Preoiler systemOilamatic IncSTC SA5656NMInstallation of burglar alarm system.Thompson Harold SSTC SA1626NM PAGE 1Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)Electronics InternationalSTC SA303WEHeater relocated.Rogerson ATS · Lists 18 SeriesSTC SA1258WEBaggage compartment in forward and rear auxiliary fuel tank area and 100 gallon auxiliary fuel tank in outer wing.Aircraft Tank Service IncSTC SA2350NM PAGE 1Installation of Electronics International Inc digital carburetor/outside air temperature gaugesElectronics InternationalSTC 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 SA534GLInstallation of BA-2100 bushing with Cleveland wheel P/N 40-87.Blackhawk Airways, IncSTC SA660WEInstallation of HRD-type fire extinguishing system. (AND STC SA111WE)Pacific ScientificSTC SA2740NMInstallation of overhead cargo-dropper tether anchor.USDA Forest ServiceSTC SA3437SW-DInstallation of Century Automatic Flight System Model AK942, consisting of a Century IIB autopilot with optional radio coupler.Century Flight Systems IncSTC SA1599NMInstallation of static-line anchor-cable. (H18 AS MODIFIED BY VOLPAR B28T CONVERSION)USDA Forest ServiceSTC SA745SWInstallation of Mitchell automatic flight system AK235, Century III autopilot with optional pitch trim and/or radio coupler.Century Flight Systems IncSTC SA3150SW-DInstallation of Mitchell Automatic Flight System Model AK607 consisting of Century III Autopilot with Optional Radio Coupler and Glide Slope CouplerCentury Flight Systems IncSTC SA2190NM PAGE 1Installation of electronics International Digital Volt/Amp Gauges and Accessories.Electronics InternationalSTC SA1351WEReplace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12)Ceconite IncSTC SA1883CEOperation of airplane on unleaded automotive gasoline.Petersen Aviation IncSTC SA566NWInstallation of parachute deployment static line attachment system.USDA Forest ServiceSTC SA39PCOne Only STC SN BA712, N8475E: Modification of the cabin interior to an all cargo configuration.DHLSTC SA4-1210Installation of Eonnex cover on aircraft surfaces.Ceconite, IncSTC SA2958SWAddition of Hydro Seal Fluid Additive to landing gear shock struts.Granville Lasseter/dba Granville's Aircraft Strut SealantSTC SA1483CEInstallation of Tull microwave landing system.Wilcox Electric, IncSTC SA193GLInstallation of Norton radome Bit 4160X.Norton Company, Performance PlacticsSTC SA1206CEOuter wing panel reinforcement.Jourdan Ray MSTC SA2569WEInstallation of battery temperature monitor system.K S Avionics, Inc
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