Lycoming IO-540-L1A5D
PMA parts · 1,147
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-L1A5D'])) > 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-L1A5D'])) > 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.
ES66M19385Clamp, MagnetoES10-400567Bearing, BallES10-349249Washer, BowedES10-349328Flat WasherAB-160844Spring & Brush AssemblyOCOil Cooler Preheat KitAE45BSBrush Rack AssemblyAE943Rotor ShaftAE1003Drive End HousingAE45BS-1Brush Rack AssemblyAE944Rotor ShaftAE45BS-EBrush Rack AssemblyAE2241Fan AssemblyAE1132Slip Ring End HousingSL6Engine Preheat KitTXPL6Engine Preheat KitHSSEngine Preheat KitAA48111-2Oil Filter201F-5003Fuel PumpES10-35936-7ScrewAB-92815-37Retaining RingAB-391213ScrewAB-382788WasherAB-90788-5Woodruff KeyAB-163374Felt StripAB-90751-18Cotter PinAB-86527LubricantAB-50752Felt WasherAB-391309WasherAB-14268WasherAB-53397Washer, FlatNo part numberNo part numberNo part numberNo part numberNo part numberNo part numberES10‐682000‐4HousingNo part numberNo part numberNo part numberNo part numberNo part numberNo part numberNo part numberNo part numberNo part numberNo part numberNo part numberNo part number
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