# PMA parts: Agustawestland A109S A list on [Agustawestland A109S](https://openairdocs.org/model/agustawestland-a109s.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 model on its data sheet, so check the FAA record before relying on it. Newest first. Page 1 of 11 · 520 PMA parts - [RMHA-000066-100](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197344228320260225193331.0001): MAIN GEARBOX LATERAL ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-60](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197011558020260225193330.0001): HANGER BEARING 6 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-340](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID195457154920260225193337.0001): MAIN ROTOR TACH INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000068-10](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID190986309920260225193338.0001): A109 TOP DECK HARNESS ASSEMBLY · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-30](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID190418022420260225193329.0001): HANGER BEARING 3 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-110](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID188012663520260225193331.0001): MAIN GEARBOX INPUT 1 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-80](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID184525511920260225193331.0001): TAIL GEARBOX ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-240](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID183615595220260225193335.0001): HANGER BEARING 4 ACCEL INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-130](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID180837669720260225193332.0001): MAIN ROTOR SWASHPLATE ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-40](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID177306906820260225193330.0001): HANGER BEARING 4 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-190](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID176586061020260225193333.0001): TRACKER CABLE · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMED-000080-30](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID173047546120260225193328.0001): KEY FOB · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-180](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170868056120260225193333.0001): ETHERNET CABLE · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-10](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID168052667420260225193329.0001): HANGER BEARING 1 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-290](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID167310171320260225193336.0001): TAIL ROTOR TACH INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-350](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID166313182720260225193337.0001): ENGINE GEARBOX 1 INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-90](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165812479420260225193331.0001): TAIL ROTOR TACH · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMMD-000191-10](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID155890411320260225193339.0001): TAIL ROTOR TACH BRACKET · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-360](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID154230935920260225193337.0001): ENGINE GEARBOX 2 INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-270](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151230823620260225193335.0001): HANGER BEARING 7 ACCEL INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-20](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149142997420260225193329.0001): HANGER BEARING 2 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-230](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146279902920260225193334.0001): HANGER BEARING 3 ACCEL INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-140](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID144427105420260225193332.0001): MAIN ROTOR TACH · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-330](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143101896220260225193337.0001): MAIN ROTOR SWASH-PLATE INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-160](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID142862781520260225193333.0001): ENGINE GEARBOX 2 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMMD-000190-10](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID142147820020260225193339.0001): A109 EPU LITE MOUNTING PLATE · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-320](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID136834447320260225193336.0001): MAIN GEARBOX INPUT 2 INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMMD-000139-10](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID135816049320260225193339.0001): EPU LITE ASSEMBLY · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000069-10](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID133651706020260225193338.0001): A109 ENGINE HARNESS ASSEMBLY · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-310](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131621611220260225193336.0001): MAIN GEARBOX INPUT 1 INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-210](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131378083620260225193334.0001): GROUND · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-250](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID131232214920260225193335.0001): HANGER BEARING 5 ACCEL INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMMD-000095-01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID130999253720260225193339.0001): GPS ANTENNA BRACKET · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-170](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID128939533720260225193333.0001): COCKPIT VERTICAL ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-300](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID125302145320260225193336.0001): MAIN GEARBOX LATERAL INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-260](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID121772814720260225193335.0001): HANGER BEARING 6 ACCEL INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000070-10](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID115692962120260225193338.0001): A109 TAIL BOOM HARNESS ASSEMBLY · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-200](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114809208520260225193334.0001): POWER · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-120](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114156784520260225193332.0001): MAIN GEARBOX INPUT 2 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-220](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID112723518220260225193334.0001): GPS CABLE · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-50](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111171853520260225193330.0001): HANGER BEARING 5 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-70](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108710723020260225193330.0001): HANGER BEARING 7 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000069-20](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID107941014020260225193338.0001): A109 ENGINE HARNESS ASSEMBLY · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-150](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105667664420260225193332.0001): ENGINE GEARBOX 1 ACCEL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMHA-000066-280](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID103008284220260225193335.0001): TAIL GEARBOX ACCEL INTL · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [RMMD-000084-01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100773681520260225193339.0001): CONNEC-TOR BRACKET SIZE 9-11 · Sterling Helicopter · PMA PQ10048NE · Modification part · Dec 22, 2025 - [306001](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID190622584020250624152915.0001): Fuel Filter Assembly · Donaldson Company Inc · PMA PQ2432CE · Replaces 306001 · Jun 2, 2025 - [KD651510](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID140217353820250624152917.0001): Filter Replacement Kit · Donaldson Company Inc · PMA PQ2432CE · Replaces KD651510 · Jun 2, 2025 - [PM-612](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID181482287520251118174437.0001): Radome Mask · PM Research, Inc. · PMA PQ10049NE · Modification part · Nov 20, 2024 - [M2002-9](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID179524852920240802183933.0001): Brush, Electrical Contact · Miraj Corporation · PMA PQ0870NE · Replaces 200SGL1009 · Jun 20, 2024 Next page: https://openairdocs.org/model/agustawestland-a109s/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 ('H7EU') AND len(list_intersect(tcds_models, ['A109S'])) > 0 ORDER BY supplement_date DESC, drs_guid DESC ``` This list as a web page: https://openairdocs.org/model/agustawestland-a109s/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.