# PMA parts: Pratt & Whitney Canada PW305A A list on [Pratt & Whitney Canada PW305A](https://openairdocs.org/engine/pratt-whitney-canada-pw305a.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 3 · 134 PMA parts - [54-11243-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID199621117720260819195453.0001): Seat · RAM Aerospace · PMA PQ00076WB · Replaces 54-11243-1 · Aug 4, 2026 - [42-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193183355820260819195454.0001): Shaft · RAM Aerospace · PMA PQ00076WB · Replaces 42-11243 · Aug 4, 2026 - [207-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191891247620260819195456.0001): Insert · RAM Aerospace · PMA PQ00076WB · Replaces 207-11243 · Aug 4, 2026 - [98-23](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189770296220260819195456.0001): Rivet · RAM Aerospace · PMA PQ00076WB · Replaces 98-23 · Aug 4, 2026 - [187-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID185387933420260819195455.0001): Flange, Mounting · RAM Aerospace · PMA PQ00076WB · Replaces 187-11243 · Aug 4, 2026 - [10-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182261490320260819195453.0001): Pin · RAM Aerospace · PMA PQ00076WB · Replaces 10-11243 · Aug 4, 2026 - [11-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID173656246420260819195452.0001): Retainer · RAM Aerospace · PMA PQ00076WB · Replaces 11-11243 · Aug 4, 2026 - [9-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID171579483720260819195455.0001): Cap, End · RAM Aerospace · PMA PQ00076WB · Replaces 9-11243 · Aug 4, 2026 - [11-11243-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164893582620260819195452.0001): Retainer · RAM Aerospace · PMA PQ00076WB · Replaces 11-11243-2 · Aug 4, 2026 - [7-11243-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164609851220260819195455.0001): Plunger · RAM Aerospace · PMA PQ00076WB · Replaces 7-11243-1 · Aug 4, 2026 - [281-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID162440813020260819195457.0001): Retainer, Seat · RAM Aerospace · PMA PQ00076WB · Replaces 281-11243 · Aug 4, 2026 - [143-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID161062274720260819195457.0001): Pin, Dowel · RAM Aerospace · PMA PQ00076WB · Replaces 143-11243 · Aug 4, 2026 - [728-32](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID158692461220260819195451.0001): Helicoil · RAM Aerospace · PMA PQ00076WB · Replaces 728-32 · Aug 4, 2026 - [74-11243-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID154675676220260819195451.0001): Valve Body · RAM Aerospace · PMA PQ00076WB · Replaces 74-11243-1 · Aug 4, 2026 - [727-38](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152113363120260819195456.0001): Nut Plate · RAM Aerospace · PMA PQ00076WB · Replaces 727-38 · Aug 4, 2026 - [42-11243-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151641560120260819195454.0001): Shaft, Plunger · RAM Aerospace · PMA PQ00076WB · Replaces 42-11243-1 · Aug 4, 2026 - [130-11243-3](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151442344120260819195458.0001): Solenoid Assembly · RAM Aerospace · PMA PQ00076WB · Replaces 130-11243-3 · Aug 4, 2026 - [133-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID150332774520260819195457.0001): Safety Cable Assembly · RAM Aerospace · PMA PQ00076WB · Replaces 133-11243 · Aug 4, 2026 - [12-11243-2](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149995765020260819195452.0001): Spring, Wave · RAM Aerospace · PMA PQ00076WB · Replaces 12-11243-2 · Aug 4, 2026 - [12-11243-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID140090549520260819195452.0001): Spring, Valve, Internal · RAM Aerospace · PMA PQ00076WB · Replaces 12-11243-1 · Aug 4, 2026 - [12-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID133677428120260819195454.0001): Spring, Compression · RAM Aerospace · PMA PQ00076WB · Replaces 12-11243 · Aug 4, 2026 - [130-11243-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID133654165120260819195458.0001): Alternate Solenoid Assembly · RAM Aerospace · PMA PQ00076WB · Replaces 130-11243-1 · Aug 4, 2026 - [726-27](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID127130441420260819195457.0001): Anti-Seize Paste (Molykote P-37) · RAM Aerospace · PMA PQ00076WB · Replaces 726-27 · Aug 4, 2026 - [724-236](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID124203735420260819195451.0001): Screw, Socket · RAM Aerospace · PMA PQ00076WB · Replaces 724-236 · Aug 4, 2026 - [238-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123492038320260819195452.0001): Restrictor · RAM Aerospace · PMA PQ00076WB · Replaces 238-11243 · Aug 4, 2026 - [742-9](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID121570172420260819195453.0001): Ball · RAM Aerospace · PMA PQ00076WB · Replaces 742-9 · Aug 4, 2026 - [727-43](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID109883151320260819195458.0001): Jam Nut, MS3186C107P · RAM Aerospace · PMA PQ00076WB · Replaces 727-43 · Aug 4, 2026 - [286-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105200434020260819195455.0001): Ring · RAM Aerospace · PMA PQ00076WB · Replaces 286-11243 · Aug 4, 2026 - [727-37](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102227550920260819195456.0001): Nut, Clinch, Locking · RAM Aerospace · PMA PQ00076WB · Replaces 727-37 · Aug 4, 2026 - [60-11243-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100652470920260819195454.0001): Metal C-Seal · RAM Aerospace · PMA PQ00076WB · Replaces 60-11243-1 · Aug 4, 2026 - [60-11243](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100528100520260819195453.0001): Metal C-Seal · RAM Aerospace · PMA PQ00076WB · Replaces 60-11243 · Aug 4, 2026 - [31B1616-01WFC](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170942021920250624152909.0001): Filter Element · Donaldson Company Inc · PMA PQ2432CE · Replaces 31B1616-01 · Jun 2, 2025 - [WF336757](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID178663339620250602133034.0001): Filter Element, Oil · Donaldson Company Inc · PMA PQ2432CE · Replaces 31B3672-01,31B6070-01 · May 23, 2025 - [3015234AA](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID130436253520240919140838.0001): Nut, Self-Locking, Shank · Aero Attitude, LLC · PMA PQ00001CB · Replaces 3015234, 3015233, 3015232, 3016299… · Aug 7, 2024 - [3244870-1](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID110436987720240223164802.0001): Valve-Motive Flow · Honeywell International Inc. · PMA PQ1222NM · Replaces 30B2062 · Mar 23, 2023 - [9-343-04](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID126041294920230112212204.0001): Isolation Interface Unit · Eldec Corporation · PMA PQ0079NM · Replaces 31B5423-01 · Jan 12, 2023 - [9-362-03](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164903908320221122120959.0001): Control Display Unit · Eldec Corporation · PMA PQ0079NM · Replaces 31B5424-02 · Nov 16, 2022 - [9-361-06](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID128781948220221122120959.0001): Engine Diagnostic Unit · Eldec Corporation · PMA PQ0079NM · Replaces 31B5425-03 · Nov 16, 2022 - [9-343-04](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID109087992220221122120957.0001): Interface Isolation Unit · Eldec Corporation · PMA PQ0079NM · Replaces 31B5423-02 · Nov 16, 2022 - [822821-8-004](https://drs.faa.gov/browse/excelExternalWindow/B35CC5589A9F2F018625855200613242.0001): Control - Engine, Electronic · United Technologies, Hamilton Sundstrand · PMA PQ0109NE · Replaces 30B3200-09 · Jun 2, 2019 - [31B4197-03](https://drs.faa.gov/browse/excelExternalWindow/E0B7F9A9AAA37B45862583B6007654D4.0001): Valve Assy - Solenoid, Compressor Bleed Valve · Tactair Fluid Controls Inc · PMA PQ0847NE · Replaces 31B4197-03 · Oct 9, 2018 - [31B4197-04](https://drs.faa.gov/browse/excelExternalWindow/DC80B5CF98E16119862583B6007654EB.0001): Valve Assy - Solenoid, Compressor Bleed Valve · Tactair Fluid Controls Inc · PMA PQ0847NE · Replaces 31B4197-04 · Oct 9, 2018 - [31B4197-05](https://drs.faa.gov/browse/excelExternalWindow/2D161012900A7F9F862583B600765583.0001): Valve Assy - Solenoid, Compressor Bleed Valve · Tactair Fluid Controls Inc · PMA PQ0847NE · Replaces 31B4197-05 · Oct 9, 2018 - [70777-1](https://drs.faa.gov/browse/excelExternalWindow/C72767D0110C87E686258251005EB15B.0001): Fuel Nozzle, Inlet · Delavan Inc. · PMA PQ3405CE · Replaces Pratt & Whitney Canada Corp. 01R30B1755 · Feb 6, 2018 - [68266-1](https://drs.faa.gov/browse/excelExternalWindow/BC74364D450CE82386258251005EB10A.0001): Fuel Nozzle Assy. · Delavan Inc. · PMA PQ3405CE · Replaces P&WC P/N 31B5833-01 · Feb 6, 2018 - [68268-2](https://drs.faa.gov/browse/excelExternalWindow/A50D491CDB589DE286258251005EB154.0001): Nozzle-Fuel, Primary · Delavan Inc. · PMA PQ3405CE · Replaces Pratt & Whitney Canada Corp. 31B5832-02 · Feb 6, 2018 - [68267-1](https://drs.faa.gov/browse/excelExternalWindow/513046534B73096286258251005EB10C.0001): Fuel Nozzle Assy. · Delavan Inc. · PMA PQ3405CE · Replaces P&WC P/N 31B5834-01 · Feb 6, 2018 - [68267-3](https://drs.faa.gov/browse/excelExternalWindow/467F8F03EA8AB95786258251005EB158.0001): Nozzle Assembly, Inlet · Delavan Inc. · PMA PQ3405CE · Replaces Pratt & Whitney Canada Corp. 31B5834-03 · Feb 6, 2018 - [68266-3](https://drs.faa.gov/browse/excelExternalWindow/3B9C18C829A7089D86258251005EB155.0001): Nozzle Assembly · Delavan Inc. · PMA PQ3405CE · Replaces Pratt & Whitney Canada Corp. 31B5833-03 · Feb 6, 2018 - [70776-1](https://drs.faa.gov/browse/excelExternalWindow/2480F3D2EBBD888A86258251005EB15A.0001): Fuel Nozzle · Delavan Inc. · PMA PQ3405CE · Replaces Pratt & Whitney Canada Corp. 01R30B1754 · Feb 6, 2018 Next page: https://openairdocs.org/engine/pratt-whitney-canada-pw305a/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 ('E35NE') AND len(list_intersect(tcds_models, ['PW305A'])) > 0 ORDER BY supplement_date DESC, drs_guid DESC ``` This list as a web page: https://openairdocs.org/engine/pratt-whitney-canada-pw305a/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.