N47PD
STCs that may be installed · 142
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 = '1181028'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41526')
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 = '1181028'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41526')
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 · Bell 47G-3B-1
STC SA800EAInstallation of Whelen Anti-Collision, Position, or Anti-Collision/Position Light System, and applicable associated power suppliesSTC SH100WEInstallation of fiberglass baggage carriers.STC SH3319NMInstallation of Precise Flight Pulselite Control Unit in the
Landing /Taxi Recognition Visual Control Light system,STC SH1152NWInstallation of the Automatic Flagman Model 135 Control Stick GripSTC SR09066RCFabricate the HAC-47-3 Tail Rotor Blade.STC SR02704SEInstallation and maintenance of the Sunspot 36 and 46 series lightsSTC SA02268CHInstallation of Airwolf Filter Corp. Air Oil SeparatorSTC SH2772SWRevise mast controls and remove stabilizer bar and install control system.STC SA615EAInstallation of a Whelen Anti-Collision Strobe Light System as replacement for originally installed anti-collision lights.STC SR00359BOInstallation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.STC SR01845SEInstallation of a barrier air filtration systemSTC SR00408NYInstallation of Airwolf remote mounted engine oil filter model AFC-600.STC SR02487AKInstallation of L-3 Communications Avionics Systems ESI-500 Standby Instrument SystemSTC SH2348SWInstallation of Sprag System Kit P/N 74-612-153-1M Revision D, dated 9/17/14STC SR02394AKReplacement of existing landing and/or hover light bulbs with Light Emitting Diode (LED) lighting systemSTC SH166GLInstallation of Low Fuel Warning SystemSTC SH1710GLInstall fixed elevator in lieu of synchronized elevator.STC SH2397SWInstallation of Ag-King 500B Spray System with 2 tanks (800 pounds total allowable), 32 foot boom on end of skid tubes and engine driven pump.STC SH279SWModification of dual control cyclic stick into quick removable stick similar to Bell 47A stick by cutting off the stick and making an insert of 4130 steel tube to fit insideSTC SH382SWEligible only on Bell 47 series with open tail booms. Installation of sign per Kitz Kopter's Drawing KK-101 dated 10/14/64.STC SH504GLInstallation of Lycoming VO-435-A1F engine modifiedSTC SH605GLRemoval of Avco Lycoming TV0-435-B1B Engine, Turbocharger, and related parts; and the installation.STC SH972SWInstallation of copilot's rudder pedals.STC SR09321RCInstallation of Improved Main Rotor Grips and Matching Adapter NutSTC SR09346RCInstallation of main rotor blade grip with modified root radius and matching adapter in accordance with Helicopter Tech, Inc., Drawing List R47-120-252-1000, Revision IR, dated May 15, 2002, or later Federal Aviation Administration (FAA) approved revision.STC SA00068SEInstallation of fuel flow/pressure instruments. (W/TSIO-360-MB1)STC SA2693NMInstallation of Electronics International digital volt/amp gauges and accessories.STC SA4172NMInstallation of Aviation Development oil filter.STC SH657NWInstallation of Allison 250-C18A, -C18C, -C20, -C20B engine and related changes.STC SA02033ATModification to install an air-oil separator to prevent oil from being aspirated from the engine breather line.STC SA00680SEInstallation of Electronics International model UBG-16 or UBG-16T bar graph engine analyzer.STC SR01430LAInstallation of Stainless Steel Skid shoes.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.STC SA489EAInstallation of ARP Inc. carburetor ice detection systemSTC SH1343SOInstallation of Utah Research& Development's Model 124BC101 airborne battery charger.STC SA02520ATInstallation of M-20 Oil Separator, model 600-WP.STC SH102WEInstallation of automatic flagman model 5.STC SA2687NMInstallation of Truboplus/ Electronics Int'l gauges and switches.STC SH12CEReplace existing engine induction air filter with AC Spark Plug Filter.STC SR00849LAInstallation of a hand control device for anti-torque pedals.STC SR00641SEInstallation of aerial mapping camera.STC SA00238SEInstallation of Aviation Development Corporation's sump mounted chip detectorSTC SH54WEInstallation of modified hydraulic boost cylinder.STC SH68WEInstallation of modified hydraulic boost cylinder.STC SA1626NM PAGE 1Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)STC SH8441SWInstallation of a float assembly.STC SA2844CEInstallation of a plastic cap enclosure over the anti-collision strobe light system.STC SH5142NMInstall rotary atomizers, Simplex model 10060, on Simplex spray booms approved under on the the STC's SH787NW, SH856NW, SH889NW, or SH891NW.STC SA2350NM PAGE 1Installation of Electronics International Inc digital carburetor/outside air temperature gaugesSTC SH370GLInstallation of Facet Enterprises, Inc. engine lubrication system scavenge filter.