N621
STCs that may be installed · 198
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 = '7101602'
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 = '7101602'
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 · Piper PA-16
STC SA71GLInstallation of air filtersSTC SA11RMInstallation of modified axles, wheels and brakesSTC SA1590NMInstallation of replacement long-life lift strut.STC SA5925NMInstallation of oil pressure/temperature instrument.STC SA5924NMInstallation of RPM instrument.STC SA02093AKInstallation of hourmeter airspeed switch.STC SA2-952Installation of fiberglass covering.STC SA573SWInstallation of Plane Booster wing tip kit 101-250.STC SA2508SOReplacement of Cleveland brake discs, No. 164-67 or 164-167, with Appalachian Accessories' stainless steel brake discs, Part No. 73-67.STC SA00215NYInstallation of CAVU Model AM100 AVMIX engine fuel/air mixture setting system.STC SA00207ATInstallation of carbon steel brake discs that have melonite surface treatment, P/N AA-67.STC SA1-510Installation of Sur-Vent fuel tank filler cap manufactured.STC SA1626NM PAGE 2Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)STC SA5159NMInstallation of chip detector system.STC SA5778NMInstallation of Lycoming O-290-D2 engine and Sensenich M74DM6-0-56 propellerSTC SA2844CEInstallation of a plastic cap enclosure over the anti-collision strobe light system.STC SA2082CEOperation of airplane on unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index (RON + MON)/2. Intermixing with aviation gasoline also approved.STC SA126SOInstallation of wing fabric attachment clips.STC SA4635NMModification of wing lift struts.STC SA2350NM PAGE 1Installation of Electronics International Inc digital carburetor/outside air temperature gaugesSTC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.STC SA3862NM PAGE 1Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories.STC SA3605NMInstallation of landing gear fueling step.STC SA1455NMInstallation of a flame proof auxiliary heater-dryer, Model12-1600.STC SA4-302Installation of BN-1 propeller spinner.STC SA1637SOInstallation of Lycoming O-320(150 hp) engine. Sensenick Model74DM6-0-57 propeller and Harrison Model APO7AU06-03 oil cooler.STC SA2190NM PAGE 1Installation of electronics International Digital Volt/Amp Gauges and Accessories.STC SA1351WEReplace existing fabric on wings, fuselage, empennage, and/or control surfaces, with Ceconite101 material. (262A Series -12)STC SA1520NMInstallation of stamped aluminum wing ribs.STC SA2127WEInstallation of Madras Air Service Model 104 wing tips.STC SA334SWInstallation of InterAv Alternator.STC SA22RMManufacture of exact replacement parts, front and rear lift strut assembly.STC SA293ALInstallation of Stoddard improved brake system.STC SA99ALInstallation of six-inch wheels and brakes.STC SA4-1210Installation of Eonnex cover on aircraft surfaces.STC SA1005NWInstallation of a Lycoming O-290-D engine, a Sensenich 74DM-0-55 propeller, a right wing auxiliary fuel tank (removed fuselage tank), and Cleveland wheels P/N 40-5 and Cleveland brake assemblies P/N 30-6STC SA840NWInstallation of a lycoming engine, Sensenich propeller, PA-22 balanced elevators and an overhead sky light windowSTC SA786NWInstallation of a Lycoming engineSTC SA3215WEInstallation of George M. Adams DGA-2000 or Bodell BMI-2000 wheelsand Bodell BMI-252 brakes.STC SA308EAInstallation of carburetor ice detection system 105AP in single and twin engine aircraft and single engine helicopters powered by Continental, Franklin, and Lycoming type engines equipped with Marvel-Schebler MA-2, MA-3, MA-4, MA-4-5, MA-6 and HA-6 series carburetors. (Normal,Utility and Acrobatic Category airplanes and helicopters equipped with engines and carburetors as described.)STC SA412NWInstallation of #40-97A Cleveland wheels and #30-63A brakesSTC SA589WEFull flow oil filter F-94056 and F-94056-12 with element E-3560 MEL 800.STC SA318NWRemoval of the left-hand cabin doorSTC SA630WEInstallation of oil filter assemblies. (NAVION A AND B with optional engine)STC SA2NEInstallation of Cleveland wheels and brakes, 7.00-6 or 6.00-6, C38500-HA, 40-6, in accordance with S.V. Scherbon modifications, 3/6/73, on several models of Piper aircraft.STC SA399ALConversion of 4-inch wheels and brakes to 6-inch wheels and brakes.STC SA1-577Installation of Sensenich control- lable pitch propeller Model CS3FM4/C374E.STC SA147ALElectric fuel quantity gauge system.STC SA144ALRemote compass bracket.STC SA4-900Ceconite 101 covering of wings, fuselage, ailerons, elevator and rudder.