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.

SL13522Bearing, ConnectingSuperior Air Parts Inc · Replaces Textron Lycoming LW13522 · Sep 27, 1993SL13774ImpellerSuperior Air Parts Inc · Replaces Textron Lycoming LW13774 · Sep 27, 1993SL75838Guide, ExhaustSuperior Air Parts Inc · Replaces Textron Lycoming 75838 · Sep 27, 1993SL68763BearingSuperior Air Parts Inc · Replaces Textron Lycoming 68763 · Sep 27, 1993SL60828Plug, Piston PinSuperior Air Parts Inc · Replaces Textron Lycoming 60828 · Sep 27, 1993SL13923BushingSuperior Air Parts Inc · Replaces Textron Lycoming LW13923 · Sep 27, 1993SL74802Valve, ExhaustSuperior Air Parts Inc · Replaces Textron Lycoming 74802 · Sep 27, 1993SL73117Valve, IntakeSuperior Air Parts Inc · Replaces Textron Lycoming 73117 · Sep 27, 1993SL60746ImpellerSuperior Air Parts Inc · Replaces Textron Lycoming LW60746 · Sep 27, 1993SL71894Seat, ExhaustSuperior Air Parts Inc · Replaces Textron Lycoming 71894 · Sep 27, 1993SL72877Body, HydSuperior Air Parts Inc · Replaces Textron Lycoming 72877 · Sep 27, 1993SL72626ShaftSuperior Air Parts Inc · Replaces Textron Lycoming 72626 · Sep 27, 1993SL13775ImpellerSuperior Air Parts Inc · Replaces Textron Lycoming LW13775 · Sep 27, 1993SL71903Bushing, Dynamic CounterweightSuperior Air Parts Inc · Replaces Textron Lycoming 71903 · Sep 27, 1993SL61174Shaft, Oil PumpSuperior Air Parts Inc · Replaces Textron Lycoming 61174 · Sep 27, 1993SL61297ImpellerSuperior Air Parts Inc · Replaces Textron Lycoming 61297 · Sep 27, 1993SL74641Shaft, OilSuperior Air Parts Inc · Replaces Textron Lycoming 74641 · Sep 27, 1993SL13884BearingSuperior Air Parts Inc · Replaces Textron Lycoming LW13884 · Sep 27, 1993SL74241Ring, PistonSuperior Air Parts Inc · Replaces Textron Lycoming 74241 · Sep 27, 1993SL73111Valve, ExhaustSuperior Air Parts Inc · Replaces Textron Lycoming 73111 · Sep 27, 1993SL78532Impeller AssemblySuperior Air Parts Inc · Replaces Textron Lycoming 78532 · Sep 26, 1993SL77272ImpellerSuperior Air Parts Inc · Replaces Textron Lycoming 77272 · Sep 26, 1993SL75288ShaftSuperior Air Parts Inc · Replaces Textron Lycoming 75288 · Sep 26, 1993SL78619ShaftSuperior Air Parts Inc · Replaces Textron Lycoming 78619 · Sep 26, 1993SL77313ImpellerSuperior Air Parts Inc · Replaces Textron Lycoming 77313 · Sep 26, 1993SL77044BearingSuperior Air Parts Inc · Replaces Textron Lycoming 77044 · Sep 26, 1993SL13444Pin, PistonSuperior Air Parts Inc · Replaces Textron Lycoming 13444 · Sep 26, 1993SL72218BearingSuperior Air Parts Inc · Replaces Textron Lycoming 72218 · Sep 26, 1993SL74802Valve, Exh.Superior Air Parts Inc · Replaces Textron Lycoming 74802 · Sep 26, 1993SL75838Guide, Exh. castingSuperior Air Parts Inc · Replaces Textron Lycoming 75838 · Sep 14, 1993SL73857Ring, PistonSuperior Air Parts Inc · Replaces Textron Lycoming 73857 · Sep 14, 1993SL65819BushingSuperior Air Parts Inc · Replaces Textron Lycoming 65819 · Sep 14, 1993MHB-4018Starter MotorElectrosystems Inc · Replaces Lycoming LW-15577 · Sep 12, 1993MHB-4016Starter MotorElectrosystems Inc · Replaces Lycoming LW-15572 · Sep 12, 1993ALY-6420LSAlternatorElectrosystems Inc · Replaces Lycoming LW-14333 · Sep 12, 1993MZ4222Starter MotorElectrosystems Inc · Replaces Lycoming LW-15571 · Sep 12, 1993SL13444Piston PinSuperior Air Parts Inc · Replaces Textron Lycoming LW13444 · Aug 25, 1993SL75061Bolt, RodSuperior Air Parts Inc · Replaces Textron Lycoming 75061 · Jul 13, 1993ALT-8421AlternatorElectrosystems Inc · Replaces ALT-8421 · Jul 10, 1993ALU-8421RAlternatorElectrosystems Inc · Replaces ALU-8421R · Jul 10, 1993ALT-8421RAlternatorElectrosystems Inc · Replaces ALT-8421R · Jul 10, 1993ALU-8421AlternatorElectrosystems Inc · Replaces ALU-8421 · Jul 10, 1993AL12688SeatAirTech, Aircraft Technology Corp · Replaces Textron Lycoming LW12688 · May 11, 1993AL12949ValveAirTech, Aircraft Technology Corp · Replaces Textron Lycoming LW12949 · May 11, 1993AL72877TappetAirTech, Aircraft Technology Corp · Replaces Textron Lycoming 72877 · May 11, 1993AL19001ValveAirTech, Aircraft Technology Corp · Replaces Textron Lycoming LW19001 · May 11, 1993AL71450GasketAirTech, Aircraft Technology Corp · Replaces Textron Lycoming 71450 · May 11, 1993AL16740ValveAirTech, Aircraft Technology Corp · Replaces Textron Lycoming LW16740 · May 11, 1993AL10545PistonAirTech, Aircraft Technology Corp · Replaces Textron Lycoming LW10545 · May 11, 1993AL13622ValveAirTech, Aircraft Technology Corp · Replaces Textron Lycoming LW13622 · May 11, 1993
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