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.
XA-997ACBearing, Needle .500 IDXA-998ACBearing, Needle .812 IDX-4612ACBearing, Ball, Single RowX-4130ACBearing, NeedleX-3626ACBearing - Ball, Single RowX-4087ACBearing - Ball, Single RowX-3991ACBearing - Ball, Single Row90-2502ACKit - Thru Stud PackageMHB-2012SACKit Brush Assembly90-876ACKit - Thru Stud PackageMBG-2012SACKit Brush AssemblyMZ-298ACBushing- Drive End BearingEBB-131AACBendix DriveEBB-75AACBendix DriveMZ-3005GS-ACField CoilEBB-142AACBendix DriveMHB-3005SACField CoilCFRB15985Valve AssyCFRB9085Rotor93-001-XExhaust Stud92-001Exhaust StudAEL23274Impeller, Oil Pump DrivingAEL13622Valve, IntakeAEL11796Spring, Outer ValveAEL12949Valve, IntakeAEL11956Guide, IntakeAEL75287Housing, Oil PumpAEL66224Gasket, Fuel InjectorAEL54002Cylinder BarrelAEL72343StabilizerAEL11797Spring, Inner ValveAEL75151StabilizerAEL10442Gear, Prop Governor DriveAEL11750Connecting Rod AssemblyAEL16740Valve, ExhaustAEL11958Guide, Exhaust149NLAircraft Starter AssemblySL36006W-A20PCylinder Complete Assy.SIM6L6 Cylinder Lycoming IgnitionAEL10442Gear, Prop Governor DriveAEL16740Valve, ExhaustAEL23274Impeller, Oil Pump DrivingAEL66224Gasket, Fuel InjectorAEL11956Guide, IntakeAEL12949Valve, IntakeAEL75287Housing, Oil PumpAEL11797Spring, Inner ValveAEL75151StabilizerAEL72343StabilizerAEL11750Connecting Rod Assembly
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