N31504
STCs that may be installed · 69
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 = '8632004'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41505')
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 = '8632004'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41505')
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 · Stinson 10
STC SA04652CHTo allow use of 100R grade aviation fuel meeting Swift Fuel, LLC specificationSTC SA01757WITo allow the use of UL91 or UL94 (minimum) grade aviation fuelSTC SA04776NYThe HIPEC Covering and Finishing System must be performed and maintainedSTC SA01831WITo allow the use of UL91 (minimum) grade aviation fuelSTC SA00478CHInstallation of Cooper Superflite 102 Fabric.STC SA02283SE PAGE 2Installation of Electronics International Inc. Glass Panel Engine Monitor (with In Flight Data) CGR-30PSTC SA02402SE PAGE 2Installation of Electronics International Inc. Glass Panel Engine Monitor (with In-Flight Data) CGR-30CSTC SA00068SEInstallation of fuel flow/pressure instruments. (W/TSIO-360-MB1)STC SA593CHInstall Champion SlickSTART magneto booster system.STC SA02033ATModification to install an air-oil separator to prevent oil from being aspirated from the engine breather line.STC SA01944CHModify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index, per ASTM Specification D-439 or D-4818 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227.STC SA944GLSuperseded by STC SA01944CH. Modify airplane to fly on unleaded automotive gasoline, 87 minimum antiknock index.STC SA8075SWInstallation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER)STC SA1008WEInstallation of Poly-Fiber covering material.STC SA02520ATInstallation of M-20 Oil Separator, model 600-WP.STC SA5159NMInstallation of chip detector system.STC SA5755NMInstallation of a propeller anti theft device.STC SA4-302Installation of BN-1 propeller spinner.STC SA1351WEReplace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12)STC SA342SWInstallation of Lycoming O-235-C1 engine with Sensenich M76AM-2 propeller, associated powerplant changes and electrical changes.STC SA1350WEReplace existing fabric on wings, fuselage, empennage and/or control surfaces with fiberglass cloth.STC SA4-1575Ceconite 101 covering of complete airplane.STC SA4-840Fabric replaced with glass cloth on wings, fuselage, empennage and/or control surfaces.STC SA4-184Replaced ASO-9 engine with C85-12F engine in accordance with drawing (Form ACA-337 dated 1/26/57).
Engine · Lycoming 0-235 series
STC SE04651CHTo allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22STC SE00825WIInstallation of Specialty Products Spin-on oil filter on Lycoming Engines.STC SE2932SWInstall carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive.STC SE208SOInstallation of ice indicator in the carburetor.STC SE04349CHInstallation of SureFly electronic ignitionSTC SE02352CHInstallation of Challenger cleanable oil filter assemblySTC SE00939WIInstallation of B&C Specialty Products Model BC 315-( ) Starter on Lycoming engines.STC SE2393CEInstallation of B&C Speciality Products lightweight (10.2 pounds) engine starter, part number BC-315-100-1 (12 volts)
or part number BC-315-100-3 (24 volts)STC SE03232CHInstallation of Engine Preheat Kit p/n TA2925-1 for 115 volt applicationSTC SE04577CHInstall an electronic engine ignition systemSTC SE01966WIUse of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft enginesSTC SE8628SWInstallation of oil nozzles for lubrication of cam and filters.STC SE792NWModification of a Lycoming0-235-L2C, or 0-235-L2A engine to increase HP rating from 115-HP at 2700 rpm to a continuous125 HP at 2800 rpm.STC SE8776SWInstallation of coated cylinders and piston rings.STC SE00218NYReplacement of Lycoming starter with SKY-TEC 12 volt starter installed.STC SE00226NYReplacement of Lycoming starter with SKY-TEC 24-volt starter Models 149-24HT and 122-24HT. Approval limited to 24-volt DC source available to the starter.STC SE00357NYReplacement of Lycoming starter with SKY-TEC 24-volt starter installed.STC SE2901NMLycoming valve cover gasketSTC SE888GLReplacement of Bendix S4LN-20, -21, -1209, or -1227 model magnetos with Slick model 4250 and 4251 magnetos.STC SE3877NMModification of a Lycoming O-235-L2C engine to increase the horsepower rating from 115 HP @ 2700 RPM to a continuous 125 HP @ 2800 RPMSTC SE8707SWAlteration of Lycoming O-235 engine to allow use of ethanol fuel.STC SE01930NYInstallation of Casper Labs 90 degree oil filter housing adapter.STC SE01943CHAdd the following approved fuels: unleaded automotive gasoline 87 minimum antiknock index, per ASTM Specification D-439 or D-4814 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227.STC SE790GLSuperseded by STC SE01943CH. Replace Lycoming piston number LW-13623 with Lycoming piston number 73851.STC SE1779NMInstallation of Precise Flight, Inc. Standby Vacuum System SVS IIISTC SE5743NMIntallation of adapter for externally mounted oil filter.