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.
92-001-XExhaust studAV2524864-2Assembly - Nozzle - Air BleedAV2524864-2Assembly - Nozzle - Air Bleed149-24HTStarter149-24PMStarter149-24LSStarter122-24LSStarter149-12PMStarter122-12HTStarter122-24PMStarter149-HT /ECStarter149-12LSStarter122-12LSStarter122-24HTStarter122-12PMStarter149NLStarter122NLStarter122NL/E CStarter149NL/ECStarter2576624Flow Divider2524248Flow Divider2524864Air Bleed Nozzle2576564Flow Divider2524232Flow Divider2576532Flow Divider2576552Flow Divider149-24LSStarter149-12LSStarter122-HT/ECStarterAL12-70Alternator KitAL24-P70Alternator KitAL12-70Alternator KitERZ-8012StarterERZ-8011StarterERB-8011StarterERB-8012StarterX-3991ACBearing - Ball, Single RowX-4130ACBearing - NeedleAL12-P70Alternator KitAL24-P70Alternator KitLS03-01010Magneto Filter3P194-AFCVacuum PumpLS03-01010Magneto FilterPF48111-1Spin-On Lube Oil FilterPF-100-1Element Lube Oil Filter KitPF48110-1Spin-On Lube Oil FilterPF-101-1Element Lube Oil Filter KitES48110Oil FilterES48111Oil FilterTAS100-04Engine Preheater
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