N7204Z

STCs that may be installed · 164

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 = '7102504'
      UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41532')
    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.

Engine · Lycoming 0-540 series

STC SE452NEInstallation and usage of 'Mobil AV 1' aviation oil.Mobil Research & Development CorpSTC SE318NEInstallation of 'auto-vac-2' auxiliary instrument vacuum system.Raymond Ives · Lists O-540-A1ASTC SE3552NMModification of crankshaft damper configuration.Johnston Aircraft Svc, Inc · Lists O-540-A1ASTC SE3360NMInstallation of a vacuum pump on the hydraulic pump pad.Ron & John's Comanche Service · Lists O-540-E4A5STC SE5879SWUse of Phillips X/C II 20W-50 and25W-60 oil (OSS 55875) in all Avco reciprocating aircraft engines from 65 to 450 BHP.Phillips Petroleum CoSTC SE5924SWInstallation of stainless steel replacement exhaust studs on AVCO engines.Perrigo & Steele Aircraft Engr CompanySTC SE244NEInstallation of Mattituck plasma flame sprayed cylinder barrels in Teledyne reciprocating engines.Mattituck Airbase, IncSTC SE80NEInstallation and usage of Bel-Ray synthetic aviation oil, Bel-Ray Aero 1, (nonsupercharged), horizontally opposed direct drive, aircraft engines of 350 hp. or less.Bel-Ray Company, IncSTC SE1909CEOperation on unleaded and leaded automotive gasoline.Petersen Aviation Inc · Lists O-540-B1A5STC SE1445SOUse of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines.ProTecSTC SE128NEUse of AMS/OIL 15W 50 synthetic piston aircraft oil in Avco engines.AMS/OILSTC SE42WEOne Time Only STC: Installation of Aero-Spec Model 001AS fuel injection system; engine serial number L-11928-40 and L-11929-40.Aero Spec · Lists O-540-D1A5STC SE44WEUse of Kling Aviation Oil, Specifications KL-100, KL-200 and KL-300 in Continental and Lycoming engines.Kling Oil CompanySTC SA01436DEInstallation of Firewall Forward Technologies, LLC modified camshaft.Centri-Lube Technologies LLC · Lists O-540-A1A
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