Lycoming IO-540-U1B5D
PMA parts · 1,069
Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first.
Query with SQL
duckdb -csv -c "SELECT drs_guid, part_number, part_name, holder, pma_number, replaces_part, supplement_date, tcds_models
FROM 'https://openairdocs.org/data/latest/faa_type_certificate_pma.parquet'
WHERE tcds_number IN ('1E4')
AND len(list_intersect(tcds_models, ['IO-540-U1B5D'])) > 0
ORDER BY supplement_date DESC, drs_guid DESC"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 drs_guid, part_number, part_name, holder, pma_number, replaces_part, supplement_date, tcds_models
FROM 'https://openairdocs.org/data/latest/faa_type_certificate_pma.parquet'
WHERE tcds_number IN ('1E4')
AND len(list_intersect(tcds_models, ['IO-540-U1B5D'])) > 0
ORDER BY supplement_date DESC, drs_guid DESCRun 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.
S71907Dynamic Counterweight WasherAA215CCDry Air PumpRA215CCDry Air Pump225CC FRFactory Rebuilt Dry Air Pump215CC FRFactory Rebuilt Dry Air PumpALK-1232ASSlip Ring End Housing122-24LSStarter122-12LSStarter122-12PMStarter122-24HTStarterAL10208PistonLH-1004-XXLow Voltage Control HarnessLC-1012-12Controller6766MagnetoLC-1011-12ControllerLC-1011-10ControllerLC-1012-10ControllerM-5340-XXCylinder Head Temperature ProbeLC-1002-10ControllerLC-1001-12ControllerM-5464Driver6770MagnetoLC-1001-10ControllerAL18109ImpellerMZ-6222StarterRA211CCDry Air PumpMHB6016Starter122-12HTStarterBH-SBattery HeaterBH-LBattery HeaterCH-2000Engine HeaterP/N AF-60096Gasket60096GasketDwg 20127, 20130, 20131Starter Model 122-12LSDwg 20125, 20101, 20102Starter Model 122-12PMDwg 20124, 20101, 20102Starter Model 149-12PMDwg 20126, 20130, 20131Starter Model 149-12LSDwg No. 1016224 Volt Starter Model 149-24HTDwg No. 1016924 Volt Starter Model 122-24HTDwg No. 2012512 Volt Starter Model 122-12PMDwg No. 2012412 Volt Starter Model 149-12PMMDL 122-12HT12 Volt StarterE211CCDry Air PumpWE67193-1, -2Gasket-Silicone, Valve Rocker CoverSL78530Shaft, OilSL14078Pin, PistonSL71907WasherSL73998RingSL78290Plunger AssemblySL74673Ring, Piston
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