N154AC
STCs that may be installed · 48
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 = '8142604'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52047')
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 = '8142604'
UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '52047')
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 · Sikorsky S-64E
STC SR02807SEInstallation of a Fly Away Tool boxSTC SR11923SEInstallation of Helicopter Transport Services, LLC Shock Absorber HTS-2000STC SR11810SEInstallation of Helicopter Transport Services, LLC External Load Indicating SystemSTC SR04343CHInstallation of Heli-Preheat Kit, p/n TA3193-1 for 115 volt application in accordance with
Heli-Preheat Kit drawing TA3193-1 Revision D, dated December 11, 2023 or later FAA approved
revisions and Preheat Kit Installation Instruction TNH3193 Revision B, dated July 6, 2018 or later FAA approved revisionsSTC SR02777SEInstallation of a Load BeamSTC SH3319NMInstallation of Precise Flight Pulselite Control Unit in the
Landing /Taxi Recognition Visual Control Light system,STC SR02754SEInstallation of External Cargo ContainerSTC SR02717SEInstallation of Helicopter Transport Services Remote Fuel Sump SystemSTC SR02684SEInstallation of Helicopter Transport Services, LLC (HTS) lightweight firefighting refill pumpSTC SR00925DEInstallation of Garmin GTX 335/335R and GTX345/345R transponders to provide ADS-B Out and In functionalitySTC SR00004SEFabrication and installation of Erickson fire fighting systemSTC SR00815SEFabrication and installation of Erickson Model Sea Snorkel systemSTC SR09574RCInstallation of Night Vision Goggle Compatible Lighting SystemSTC SR02503SEInstallation of Additional Telemetry Unit (ATU)STC SR01192LAInstallation of a 2,000 gallon RADS11-200 Helitank Fire Retardant System.STC SR02055SEReplacement tail rotor blades, Part Numbers 65161-00001-041MII and/or 65161-00001-043MIISTC SH5653NMRe-mounting of the turbine engines and reinforcement of the associated fuselage support structure with Erickson detuned engine mounting system (DEMS).STC SH5764NMIncrease in maximum ground idle speed.STC SR00026SEFabrication and Installation of Erickson external load dynamic shock absorber system.STC SR01955NY-DInstallation of a Keystone Helicopter Anit-Rotational Restraint System.STC SR01611NY-DInstallation of a Keystone Helicopter cargo pod.STC SR01612NY-DInstallation of a Keystone Helicopter Cargo Pod.STC SR00913SEInstallation of bubble window in pilot and co-pilot doors in accordance with Section D of Erickson Air-Crane (EAC) Report No. 1310, dated May 7, 2001, or later FAA approved revision; and removal of the tail pylon fairing and main landing gear fairings in accordance with EAC Maintenance Instructions No. RS-052 and RS-053, respectively, each dated May 10, 2001, or later FAA approved revision. Approved for serial number 64018 ONLY.STC SH1618NMInstallation of externally mounted ferry tanks.STC SH2907NMReplacement of the existing combustion type cockpit heater with an engine bleed air type heater system on Erickson Model S-64E rotorcraftSTC SH2908NMModification of the external loads lifting pendant and systemSTC SH2910NMInstallation of Erickson EAC-4675 tail pipe extensionSTC SH3853NMModification of the Rotorcraft flight ManualSTC SH4746NMUse of Mobil Oil Corp. 'Mobilgrease 28' synthetic grease to lubricate the main rotor head, swash plate and various associated linkages.STC SH5166NMRe-mounting of the turbine engines and reinforcement of the associated fuselage support structure with Erickson detuned engine mouting system (DEMS).STC SH5724NMUse of Mobil Oil Corporation Mobilith SHC220 synthetic grease to lubricate selected components in place of the previously approved grease.STC SH5776NMInstallation of a tail pipe extension.STC SH579NWInstall Vickers hoist pump, APU starter motor and handpump for rotor brake system.STC SH580NWInstall Vickers hoist pump, APU starter motor and handpump for rotor brake system.STC SH581NWInstallation of a hydraulic hand pump on the rotor brake systemSTC SH726NWInstallation of Erickson EAC-4675 tail pipe extensionSTC SH738NWInstallation of Erickson EAC-4675 tail pipe extensionSTC SR00502SEFabrication and installation of Erickson Model 10333-101 (S-64E) or 10333-103 (S-64F) Water/Foam Cannon systemSTC SH264WEInstallation of Aero-Craft Hydrulics, Inc, Auxiliary power unit (APU) starter motor P/N ACH-3911-205SPCL.STC SR00477SEInstallation of Erickson Model 10333-101 water/foam cannon system.STC SH5692NMInstallation of fire fighting system manufactured and installed.STC SH5733NMInstallation of fire fighting system.STC SH5102NMModification to disarm the external load jettison system.STC SH4756NMUse of Mobil Oil Corp. SHC 626 synthetic oil in the main, intermediate and tail gearboxes.STC SH546NWInstallation of an electronic weighting system (for monitoring cargo and/or hoist hook weight)STC SH263WEInstallation of hoist pump(yoke type), P/N ACH60552L6.STC SH606NWInstall AiResearch motor driven fan for transmission cooling system.STC SH607NWInstallation of mechanical release system for external cargo hook.