# PMA parts: Lycoming LTIO-540-N2BD A list on [Lycoming LTIO-540-N2BD](https://openairdocs.org/engine/lycoming-ltio-540-n2bd.md). 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. Page 1 of 22 · 1,087 PMA parts - [ES66M19385](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186804045820251216184409.0001): Clamp, Magneto · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 66M19385 · Nov 10, 2025 - [ES10-400567](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182838314420251216184405.0001): Bearing, Ball · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-400567 · Nov 10, 2025 - [ES10-349249](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID172741321620251216184404.0001): Washer, Bowed · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349249 · Nov 10, 2025 - [ES10-349328](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114147850320251216184403.0001): Flat Washer · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-349328 · Nov 10, 2025 - [AB-160844](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100141747720251216184413.0001): Spring & Brush Assembly · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-160844 · Nov 10, 2025 - [OC](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID178549155320250923184433.0001): Oil Cooler Preheat Kit · Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Sep 12, 2025 - [AE943](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID185624017520250908153027.0001): Rotor Shaft · Aerospace Turbine Rotables · PMA PQ3736CE · Replaces Prestolite Part Number ALU-228 · Aug 27, 2025 - [AE45BS-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID173583138520250908153031.0001): Brush Rack Assembly · Aerospace Turbine Rotables · PMA PQ3736CE · Replaces Prestolite Part Number ALU-1045BS · Aug 27, 2025 - [SL6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151538433320250923185921.0001): Engine Preheat Kit · Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Aug 4, 2025 - [TXPL6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146504457020250923185923.0001): Engine Preheat Kit · Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Aug 4, 2025 - [HSS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID104096221220250923185925.0001): Engine Preheat Kit · Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Aug 4, 2025 - [AA48111-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120682187320240813134136.0001): Oil Filter · Aero Accessories LLC · PMA PQ1206CE · Replaces Aero AccessoriesAA48111Champion… · Jul 12, 2024 - [KA16000-7](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193838121920240919140753.0001): Exhaust Stack Assembly · Aerospace Welding Minneapolis, Inc. · PMA PQ2712CE · Replaces LW-16620 · Jun 20, 2024 - [KA16000-9](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID188464280720240919140754.0001): Exhaust Stack Assembly · Aerospace Welding Minneapolis, Inc. · PMA PQ2712CE · Replaces LW-16621 · Jun 20, 2024 - [AB-382959](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193841471720251216184435.0001): Screw · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-382959 · Dec 8, 2023 - [AB-400623](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193069304920251216184444.0001): Ball Bearing · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental… · Dec 8, 2023 - [ES10-35936-7](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191691087420251216184428.0001): Screw · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-35936-7 · Dec 8, 2023 - [AB-382936](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID187213722420251216184508.0001): Lock Nut · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-382936 · Dec 8, 2023 - [AB-349263](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID161733554320251216184505.0001): O-Ring · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-349263 · Dec 8, 2023 - [AB-682016](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151464479720251216184447.0001): Magneto Gear Assembly · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-682016 · Dec 8, 2023 - [AB-382788](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143912317620251216184442.0001): Washer · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-382788 · Dec 8, 2023 - [AB-382789](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131202563120251216184436.0001): Screw · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-382789 · Dec 8, 2023 - [AB-55501](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID122580157220251216184441.0001): Washer · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-55501 · Dec 8, 2023 - [AB-92815-62](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118430918720251216184503.0001): Retainer Ring · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-92815-62 · Dec 8, 2023 - [KA12918](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167928725920240301172641.0001): Ignition Harness Assy · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces M2918,10-821625-4 · Dec 1, 2023 - [ES3413](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164408705320240301172644.0001): Stud · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 31C-19, M3413 · Dec 1, 2023 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156976939420240301172621.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Dec 1, 2023 - [ES12681](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143043735220240301172643.0001): Gasket · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces LW12681 · Dec 1, 2023 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199876966520240301172645.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193099993320240301172643.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID158136689420240301172650.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID135346207420240301172644.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID129970448420240301172629.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID112685103020240301172626.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID112563603020240301172643.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108139868120240301172644.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023 - [No part number](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102204367820240301172644.0001): Hartzell Engine Technologies LLC · PMA PQ1383CE · Nov 9, 2023 - [TA2927-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID196557185220231109131559.0001): Engine Preheat Kit · Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Oct 31, 2023 - [TA2927-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168120339420231109131600.0001): Engine Preheat Kit · Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Oct 31, 2023 - [RG-72812](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID138959359020240531133025.0001): Gasket · Real Gasket TN · PMA PQ1666CE · Replaces 06B21326LW-1330672812 · Aug 29, 2023 - [ES12681](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167811005920230502200155.0001): Gasket · Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces LW12681 · Feb 9, 2023 - [ES3413](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118450886520230502200159.0001): Stud · Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 31C-19, M3413 · Feb 9, 2023 - [KA12918](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID184242269720230330124402.0001): Ignition Harness Assy · Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces M2918 · Oct 27, 2022 - [KA12918](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID112850577720230330124406.0001): Ignition Harness Assy · Kelly Aerospace Energy Systems LLC · PMA PQ4176CE · Replaces 10-821625-4 · Oct 27, 2022 - [ES-4019LS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID185701279720220916174121.0001): Alternator Assembly · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Lycoming 32C21420 · Aug 3, 2022 - [PM1204](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID196922577320220916164411.0001): Starter Assembly · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces LW-1055631A2255231A2119831A22552 · May 16, 2022 - [MHB-4018](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156326444820220916164354.0001): Starter Assembly · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Lycoming LW-15577 · May 16, 2022 - [MHB-4016](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID154657633320220916164352.0001): Starter Assembly · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Lycoming LW-15572 · May 16, 2022 - [MHB‐4014](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108571337320220916164351.0001): Starter Assembly · Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Lycoming LW-14214 · May 16, 2022 - [MC31C10P03](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID657576223020210723144518.0001): Stud · McFarlane Aviation Inc · PMA PQ3732CE · Replaces 31C10, 31C-10P03 · Jun 10, 2021 Next page: https://openairdocs.org/engine/lycoming-ltio-540-n2bd/pma.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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 ('E14EA') AND len(list_intersect(tcds_models, ['LTIO-540-N2BD'])) > 0 ORDER BY supplement_date DESC, drs_guid DESC ``` This list as a web page: https://openairdocs.org/engine/lycoming-ltio-540-n2bd/pma --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.