N521KB
STCs that may be installed · 320
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 = '7103406'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17019')
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 = '7103406'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17019')
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-34-200T
STC SA00693CHInstallation of an erosion protective nose coverSTC SA1225GLInstall fairings over flap hinges.STC SA1238GLInstall wing root fairings.STC SA1715GLInstallation of Gear Lobe fairings.STC SA729GLInstallation of Aileron and Flap Gap Seals.STC SA929GLInstall molded plastic fairings P/N's LI, LO, LC, RI, RO, RC, enclosing all wing flap hinges.STC SA594CHInstall club seating. (PA-34-200T SN 34-7570096)STC SA09194AC-DInstallation of S-TEC Yaw Damper System, Model ST-652.STC SA00393SEInstallation of the G/S 2500 and G/S2500R Aircraft Security Alarm System.STC SA949NEInstallation of replacement windows.STC SA00061LAInstallation of JPI digital tachometer.STC SA3475SW-DInstallation of Century automatic flight system Model AK982 consisting of a Century 2010/2030/2031/2050/2051 autopilot.STC SA1640NMInstallation of a modified air induction system to the Continental TS1O-360 engine turbocharger compressor (Rajay) system.STC SA5143SW-DInstallation of S-TEC System 60 pitch stabilization system, Model ST-035 with optional automatic electric trim system.STC SA5165SW-DInstallation of S-TEC System 60 two axis automatic flight guidance system, Model ST-032, with optional automatic electric trim system.STC SA00109SEInstallation of vortex generators on the wing and vertical stabilizer and "split flaps", mounted on the lower trailing edge of the flapsSTC SA5656NMInstallation of burglar alarm system.STC SA7157SW-DInstallation of S-TEC System 65 two axis automatic flight guidance system Model ST-421.STC SA4745NMInstallation of Lifeport Patient Loading and Support System.STC SA5926NMInstallation of manifold pressure instrument.STC SA1626NM PAGE 2Installation of Electronics Int'l Digital EGT/CHT Instruments and accessories. (201 Series)STC SA5159NMInstallation of chip detector system.STC SA3221SORemoval of existing aluminum battery and starter cables and replacement of these cables with copper cables.STC SA1601GLInstallation of on-board engine analyzer system.STC SA3669WEInstallation of a Silver Instruments Fueltron IIIG digital fuel flow indicating system.STC SA785NEInstallation of Safeway model 6983 de-icer boot.STC SA787NEInstallation of Safeway model 6986 de-icer boot.STC SA788NEInstallation of model 6988 de-icer boot.STC SA789NEInstallation of Safeway Model 6989 de-icer boot.STC SA2350NM PAGE 2Installation of Electronics International Inc digital carburetor/outside air temperature gaugesSTC SA4721NMInstallation of SynCon alarm system.STC SA4927NMInstall Teledyne Continental engines, models LTSIO/TSIO-360-E, -EB, and-KB, modified by STC SE4731NM.STC SA4302NMInstallation of Electronics Int'l digital automatic engine analyzer.STC SA3862NM PAGE 2Installation of Electronics International Primary TIT/EGT/CHT instruments, remote switches and associated accessories.STC SA2009SOInstallation of a one-piece windshield.STC SA4018NMInstallation of an inspection plate on the engine lower cowling.STC SA5166SW-DInstallation of S-TEC yaw damper system, Model ST-141.STC SA3269NMInstallation of ARNAV systems FC-10/FT-10 digital fuel flow indicating system.STC SA1643NMInstallation of a Fiberglass engine cowl nose bowlSTC SA1644NMInstallation of a Fiberglass upper tail coneSTC SA1645NMInstallation of a Fiberglass lower tail coneSTC SA2588NMInstallation of aileron and flap gap seals, closing ribs on on ailerons and flaps, vortex generators behind engine Nacelle and cabin heater exhaust, main landing gear wheel well fairings, and other miscellaneous seals and fairings.STC SA3023SW-DInstallation of Mitchell automatic flight system AK487 cons. of Piper altimatic IIIC autopilot w/opt. command/ automatic electronic pitch trim system, radio coupler and glide slope coupler.STC SA3024SW-DInstallation of Mitchell automatic flight system model AK505 consisting of Piper Autocontrol IIIB autopilot with optional radio couplerSTC SA3089SW-DInstallation of Mitchell Automatic Flight System Model AK561 consisting of a Century III Autopilot.STC SA1418SOReplacement of rotor vanes in Airborne 211CC and 212CW vacuum pumps. (See limitations)STC SA5300SW-DInstallation of S-TEC System 40/50 single and two axis automatic flight guidance system ST-222-40/50.STC SA2190NM PAGE 2Installation of electronics International Digital Volt/Amp Gauges and Accessories.STC SA3371SW-DInstallation of Mitchell automatic flight system AK881 consisting of Century 41 autopilot or AK881FD consisting of Century 41 flight director.STC SA3384SW-DInstallation of Mitchell flight system AK882 consisting of Century 21 autopilot.