Lycoming IO-540-U1A5D

PMA parts · 1,117

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-U1A5D'])) > 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.

PM2403Starter AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 122-24HT,122-HT/ec,122-24LS,122-24PM,12… · May 16, 2022ERZ‐8012Starter AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Kelly… · May 16, 2022PM1203Starter AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 122-l2HT,122-12LS,122-t2PM,122-NL,31A22… · May 16, 2022ERZ‐8011Starter AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Kelly Aerospace MZ-4205… · May 16, 2022PM1201Starter AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 149-12HT149-12LS,149-12PM,149-NL,31A221… · May 16, 2022PM2401Starter AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 149-24HT,149-24HT/ec,149-24L5,149-24PM… · May 16, 2022ERB‐8011Starter AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Kelly Aerospace MHB-4001, MHB-4002… · May 16, 2022MZ‐4222Starter AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Lycoming LW-15571 · May 16, 2022ALY-4520Alternator AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Electrosystems 40183 · Feb 25, 2022ALT-4521Alternator AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Electrosystems 40165 · Feb 25, 2022ALU-4521Alternator AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Electrosystems 40161 · Feb 25, 2022AEL11956 (and oversizes up to .040”)Guide, IntakeContinental Aerospace Technologies Inc · PMA PQ1269CE · Replaces LW11956 · Feb 4, 2022““Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · May 21, 2021SL-STD-160GasketSuperior Air Parts Inc · PMA PQ0060SW · Replaces STD-160 · May 10, 2021SL-STD-1065 P002Dowel, SteppedSuperior Air Parts Inc · PMA PQ0060SW · Replaces STD-1065-P02 · May 10, 2021SL-STD-1045GasketSuperior Air Parts Inc · PMA PQ0060SW · Replaces STD-1045 · May 10, 2021SL-STD-1821HoseSuperior Air Parts Inc · PMA PQ0060SW · Replaces STD-1821 · May 10, 2021SL-STD-1441GasketSuperior Air Parts Inc · PMA PQ0060SW · Replaces STD-1441 · May 10, 2021SL-STD-111GasketSuperior Air Parts Inc · PMA PQ0060SW · Replaces STD-111 · May 10, 2021SL-STD-2180HoseSuperior Air Parts Inc · PMA PQ0060SW · Replaces STD-2180 · May 10, 2021SL-STD-1410NutSuperior Air Parts Inc · PMA PQ0060SW · Replaces STD-1410 · May 5, 2021SL-STD-1204BoltSuperior Air Parts Inc · PMA PQ0060SW · Replaces STD-1204 · May 5, 2021SL-STD-1925ScrewSuperior Air Parts Inc · PMA PQ0060SW · Replaces STD-1925 · May 5, 2021X-4086ACBearing - Ball, Single RowHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces X-4086, as used in alternators… · Sep 1, 2020XA-997ACBearing, Needle .500 IDHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces XA-997 as used in starter motors… · Sep 1, 2020XA-998ACBearing, Needle .812 IDHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces XA-998 as used in starter motors… · Sep 1, 2020X-4612ACBearing, Ball, Single RowHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces X-4612, as used in alternators… · Sep 1, 2020X-4130ACBearing, NeedleHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces X-4130, as used in alternators… · Sep 1, 2020X-3626ACBearing - Ball, Single RowHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces X-3626A, as used in alternators… · Sep 1, 2020X-4087ACBearing - Ball, Single RowHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces X-4087, as used in alternators… · Sep 1, 2020X-3991ACBearing - Ball, Single RowHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces X-3991, as used in starter motors… · Sep 1, 202090-2502ACKit - Thru Stud PackageHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 90-2502 as used in Kelly Aerospace /… · Aug 3, 2020MHB-2012SACKit Brush AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces MHB-2012S as used in Kelly Aerospace /… · Aug 3, 202090-876ACKit - Thru Stud PackageHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 90-876 as used in Kelly Aerospace /… · Aug 3, 2020MBG-2012SACKit Brush AssemblyHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces MBG-2012S as used in Kelly Aerospace /… · Aug 3, 2020MZ-298ACBushing- Drive End BearingHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces MZ-298 as used in Kelly Aerospace /… · Aug 3, 2020EBB-131AACBendix DriveHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces EBB-131A as used in Kelly Aerospace /… · Aug 3, 2020EBB-75AACBendix DriveHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces EBB-75A as used in Kelly Aerospace /… · Aug 3, 2020MZ-3005GS-ACField CoilHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces MZ-3005GS as used in Kelly Aerospace /… · Aug 3, 2020EBB-142AACBendix DriveHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces EBB-142A as used in Kelly Aerospace /… · Aug 3, 2020MHB-3005SACField CoilHartzell Engine Technologies LLC · PMA PQ1383CE · Replaces MHB-3005S as used in Kelly Aerospace /… · Aug 3, 2020CFRB15985Valve AssyPRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces RB15985 · Mar 4, 2020CFRB9085RotorPRECISION AIRMOTIVE LLC · PMA PQ0111NM · Replaces Make Crane / Lear Romec Part No. RB9085 · Mar 4, 202093-001-XExhaust StudRainbow International · PMA PQ0798SW · Replaces Lycoming 31-C-12 · Feb 13, 202092-001Exhaust StudRainbow International · PMA PQ0798SW · Replaces 31-C-12 · Feb 13, 2020AEL23274Impeller, Oil Pump DrivingContinental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 51C23274, 61297 · Jan 6, 2020AEL13622Valve, IntakeContinental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces 13622 · Jan 6, 2020AEL11796Spring, Outer ValveContinental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces LW-11796 · Jan 6, 2020AEL12949Valve, IntakeContinental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces LW 12949 · Jan 6, 2020AEL11956Guide, IntakeContinental Aerospace Technologies Inc · PMA PQ1269CE-D · Replaces LW11956 · Jan 6, 2020
Back to Lycoming IO-540-U1A5D