N129NH

STCs that may be installed · 26

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 = '8141807'
      UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52106')
    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 · Sikorsky S-58JT

STC SH3319NMInstallation of Precise Flight Pulselite Control Unit in the Landing /Taxi Recognition Visual Control Light system,Precise Flight IncSTC SR04549ATConversion of the Pratt & Whitney PT6T-3 to the PT6T-3B configurationCenterpointe AerospaceSTC SA5783NMFabrication of Onboard Systems Model 7 CROPHAWK spray flow measuring system.Onboard Systems InternationalSTC SH5780NMFabrication of Onboard Systems model E-46 cargo hook load weigh system.Onboard Systems InternationalSTC SR02704SEInstallation and maintenance of the Sunspot 36 and 46 series lightsAeroLED's Holdings LLCSTC SR04483CHInstallation of NASI NREM18M Air Conditioning ModuleNational Aircraft Service Inc. (NASI)STC SR00359BOInstallation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.Whelen Aerospace TechnologiesSTC SR02394AKReplacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting systemSeaplanes North LLCSTC SR03310CHInstallation of NASI Air Conditioning ModuleNational Aircraft Service IncSTC SA2693NMInstallation of Electronics International digital volt/amp gauges and accessories.Electronics International Inc.STC SR00889CHReduction of standard passenger seating from sixteen to nine seats or less.Construction Helicopters, IncSTC SR00042SEModification to allow the use of Configuration II aircraft performance limits.Glacier Helicopter IncSTC SA1626NM PAGE 2Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)Electronics InternationalSTC SH2212NMInstallation of Silver Instruments Fueltron IIIPT-IGS, IIIPT-IPS, IIIPT-ILS, IIIPT-IKS digital fuel flow indicating system.Arnav Systems IncSTC SH4570NMApproval for takeoffs and landings up to and including 12,000 feet density altitude is authorized.Air One Helicopters, IncSTC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.Electronics InternationalSTC SH4539NMEstablish a nine passenger seat configuration.Air One Helicopters, IncSTC SH4507NMApproval for takeoffs and landings up to and including 12,000 feet densiy altitude is authorized.Los Angeles County Sheriff's Department Aero BureauSTC SH4477NMInstallation of FC/FT-10 digital fuel flow indicating system.Arnav Systems, IncSTC SH2572NMIncreased takeoff and landing density altitude limit.North American Heli Svc IncSTC SH453NWInstallation of an electronic weighing system (for monitoring cargo weight)Measurement Systems IntlSTC SH268WEInstallation of stainless steel fire shields around aluminum engine mount fittings (P/N S1620-61435) of HSS, HUS, H-34 military series helicopters. (S-58 SERIES Military versions HSS, HUS, H-34)TBM, Inc · Lists S-58 SeriesSTC SA77GLInstallation of Bendix weather radar RDR-1200.Chicago Heli Airways IncSTC SH3NENorton AC3093K radome installation and Bendix RDR 110 radar system installation.Oxford Avionics, Inc

Engine · Pratt & Whitney Canada PT6T-6

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