N551LS
STCs that may be installed · 161
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 = '2076605'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52112')
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 = '2076605'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52112')
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 · Cessna 551
STC SA12345IBReplacement of the Halon Type 1211 portable fire extinguisher with the Halotron BrX portable fire extinguisherSTC SA2622NMInstallation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101)STC SA02017WIThe Installation of the Parker-Meggitt iPRESS™ SystemSTC SA11158SCDemonstration of aircraft tolerance to potential electromagnetic interference from certain Transmitting Potable Electronic Devices (T-PEDS)STC SA09887ACInstallation of an Avionica MK-III mini Quick Access Recorder (QAR) and optional 4G or LTE Avionica
Cellular Module (avCMSTC SA04051CHCertification of Automatic Dependent Surveillance - Broadcast (ADS-B) Out System with Rockwell Collins TDR-94/-94D TranspondersSTC ST02432LAInstallation of Dual Garmin GTN 6XX/7XX Series Global Navigation System with Structural Antenna and WAAS approval; Garmin GMA 35 Audio Panel; Dual Garmin GTX 33 Mode S Transponders; Garmin GWX 70 Weather Radar; and Garmin GDL-88 ADS-B Transceiver on airplane models with a SPZ-500AFCSSTC SA02658SEInstallation of Garmin GI 275 Multi-Function Display SystemSTC SA2005SOInstallation of a third stand-by attitude gyro and dedicated power supply AIM P/N PE 24-1RMSTC SA02010WIInstallation of the Mid-Continent Instruments & Avionics MD23 FLEX Custom Function Display (CFD)STC ST00011WIInstallation of Concorde RG380E/40 and 40B battery.STC SA1298GLInstallation of Cleveland main wheels and brakes.STC SA883GLInstall aircraft wheel and brake conversion kit 199-137.STC SA02273SEInstallation of a Crane Aerospace & Electronics Tire Sensor AssemblySTC SA02265SEInstallation of a camera housingSTC SA8458SWInstallation of quick release nose radome latch mechanisms.STC SA01156WIInstallation of IS&S Air Data System with Reduced Vertical Separation Minimum (RVSM) compliant Dual Air Data System.STC SA01196WIInstallation of Universal Avionics EFI-550 2-Display EFIS System. Data required: (1) Columbia Avionics, Inc. Master Document List No. 30141145, Revision 3, dated September 24, 2003; and (2) FAA Approved Flight Manual Supplement 30141160, dated September 30, 2003, or later FAA Approved Revisions to (1) or (2).STC SA01469WIInstallation of Universal Avionics EFI-890R Flat Panel EFIS SystemSTC SA01697WIInstallation of Garmin GTN Series GPS/Comm/Nav Systems with optional Garmin GDL-69/A XM Weather Data Link, GTX-33 Series Transponders and optional Bendix/King KMR-675 Marker Beacon Receiver.STC ST00662WIInstallation of Bendix/King EFS-50 Two-Tube (EFIS) Electronic Flight Instrumentation System.STC ST01162WIReduced Vertical Separation Minimum (RVSM) group airworthiness approval of the Cessna Aircraft Model 500, 501, 550 and 551.STC ST02989ATInstallation of a modified Glareshield.STC SA02075SEInstallation of a Mid-Continent MD835( ) Lithium Ion BatterySTC ST02642ATInstallation of a RVSM Air Data SystemSTC SA04514NYSingle/Dual Transponder System ADS-B UpgradeSTC SA01452CHInstallation of an air ambulance conversion kit.STC SA01714WIInstallation of a Garmin transponders: (a) GTX 330/330D/33/33D with ADS-B Out functionality; (b) GTX 335/335R/345/345R with ADS-B Out and In functionality; or (c) GTX 335R/345R with ADS-B Out functionality in select airplanes installed with G950/G1000 systems.STC SA2698SWInstallation of freon air conditioning system.STC SA2916SWInstallation of alternate gear horn switch.STC SA04176NYInstallation of Cabin Entry Step AssemblySTC SA00153SEInstallation of emergency medical stretcher, oxygen, and electrical systems.STC ST01898WIInstallation of the RVSM capable Garmin G600 with GDU-1060 Touch Screen Primary Flight Display (PFD)STC SA04165NYInstallation of Latitude Technologies Skynode S200 Satcom system must be performedSTC SA02013CHInstallation of Avidyne Corporation Traffic Advisory System (TAS)STC SA01933LA-DInstallation of Garmin Model 400W / 500W Series GPS-WAAS Navigation SystemSTC SA03973NYReplacement of existing TCAS 7.0 by TCAS 7.1STC ST00276WIInstallation of Kedeg Company 21BC11e Coaleser Assemly.STC ST00366WIInstallation of Keddeg Company P/N 21BC115 Coalescer AssemblySTC SA215RMInstallation of extended width cabin door.STC SA3885NMInstallation of medical air transport unit.STC SA4099NMInstallation of a replacement cabin door hinge assembly.STC ST09630ACInstallation of Meggitt Avionics Engine Instrument Display System.STC ST09718ACInstallation of Artex C406 (406 MHz) Series emergency locator transmitter, antenna, and remote switch assemblySTC SA09010SCInstallation of a pilot's control wheel mounted, alternate gear horn silence switch.STC SA09229SCRemoval of mechanical factory nose baggage door stop assemblies and installation of pneumatic gas cylinder baggage door openers.STC SA09862ACRemoval of original equipment manufacturer ladder and installation of a new design cabin entrance step assemblySTC SA8828SWInstallation of inertial reel assembly on pilot and co-pilot shoulder harnesses.STC SA1732CEDual camera installation.STC SA1886CEInstallation of 36-inch cargo door.