# CFM International LEAP-1B27 series - Type: Engine model (FAA registry) - Registry code: 13128 - Manufacturer (registry): CFM INTL - Model: LEAP-1B27 SER - Engine type: Turbo-fan - Power: 26,786 lb thrust - Data sheet: [TCDS E00088EN](https://openairdocs.org/tcds/E00088EN) (OpenAirDocs) - Holder: CFM International S.A. - Installed in: 48 registered aircraft - Page: https://openairdocs.org/engine/cfm-international-leap-1b27-series The registry names only the engine series, so ADs for every model in the series are matched. ## ADs that may apply (OpenAirDocs) Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. - [AD 2025-14-08](https://openairdocs.org/ad/2025-14-08): Turbine Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Aug 25, 2025 - [AD 2025-04-12](https://openairdocs.org/ad/2025-04-12): Turbine Section · CFM International LEAP-1A23, LEAP-1A24, LEAP-1A24E1 and 24 more. Effective Apr 8, 2025 - [AD 2024-25-02](https://openairdocs.org/ad/2024-25-02): Turbine Engine Compressor Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Feb 12, 2025 - [AD 2023-07-11](https://openairdocs.org/ad/2023-07-11): Turbine Engine Compressor Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Jun 13, 2023 - [AD 2022-17-02](https://openairdocs.org/ad/2022-17-02): Turbine Engine Accessory Drive · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Oct 20, 2022 - [AD 2022-11-02](https://openairdocs.org/ad/2022-11-02): Turbine Engine Compressor Section, Turbine Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Jul 8, 2022 - [AD 2021-10-06](https://openairdocs.org/ad/2021-10-06): Engine Controls · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective May 10, 2021 - [AD 2020-06-01](https://openairdocs.org/ad/2020-06-01): Turbine/Turboprop · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Apr 16, 2020 - [AD 2018-20-01](https://openairdocs.org/ad/2018-20-01): Turbine Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Dec 17, 2018 Historical (superseded or no longer in force): - [AD 2023-23-12](https://openairdocs.org/ad/2023-23-12) (historical): Turbine Section · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Jan 16, 2024 - [AD 2019-12-01](https://openairdocs.org/ad/2019-12-01) (historical): Turbine Engine Accessory Drive · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Jul 3, 2019 - [AD 2018-25-09](https://openairdocs.org/ad/2018-25-09) (historical): Engine Controls · CFM International LEAP-1B21, LEAP-1B23, LEAP-1B25 and 8 more. Effective Dec 26, 2018 ## Registered aircraft (48) - [N17312](https://openairdocs.org/aircraft/N17312): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2019, S/N 64609 - [N27251](https://openairdocs.org/aircraft/N27251): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2021, S/N 43931 - [N27252](https://openairdocs.org/aircraft/N27252): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2021, S/N 43932 - [N27253](https://openairdocs.org/aircraft/N27253): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2021, S/N 43930 - [N318SF](https://openairdocs.org/aircraft/N318SF): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2020, S/N 44473 - [N37307](https://openairdocs.org/aircraft/N37307): [United Airlines Inc](https://openairdocs.org/faa-owner/UNITED%20AIRLINES%20INC), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago), built 2019, S/N 64608 - [N7201S](https://openairdocs.org/aircraft/N7201S): [Boeing Co](https://openairdocs.org/faa-owner/BOEING%20CO), [Renton, WA](https://openairdocs.org/faa-place/WA/Renton), built 2018, S/N 42561 - [N7202U](https://openairdocs.org/aircraft/N7202U): [Boeing Company](https://openairdocs.org/faa-owner/BOEING%20COMPANY), [Renton, WA](https://openairdocs.org/faa-place/WA/Renton), built 2018, S/N 42569 - [N810MG](https://openairdocs.org/aircraft/N810MG): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2005, S/N 68001 - [N811NV](https://openairdocs.org/aircraft/N811NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2024, S/N 68002 - [N812NV](https://openairdocs.org/aircraft/N812NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2024, S/N 68003 - [N813NV](https://openairdocs.org/aircraft/N813NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2024, S/N 68004 - [N814NV](https://openairdocs.org/aircraft/N814NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2024, S/N 68005 - [N815NV](https://openairdocs.org/aircraft/N815NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 68009 - [N816NV](https://openairdocs.org/aircraft/N816NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 68011 - [N817NV](https://openairdocs.org/aircraft/N817NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 68007 - [N818NV](https://openairdocs.org/aircraft/N818NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 68012 - [N819NV](https://openairdocs.org/aircraft/N819NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 68014 - [N820NV](https://openairdocs.org/aircraft/N820NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 67996 - [N821NV](https://openairdocs.org/aircraft/N821NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 68016 - [N822NV](https://openairdocs.org/aircraft/N822NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 68018 - [N823NV](https://openairdocs.org/aircraft/N823NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 68020 - [N824NV](https://openairdocs.org/aircraft/N824NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 67997 - [N825NV](https://openairdocs.org/aircraft/N825NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2025, S/N 68022 - [N826NV](https://openairdocs.org/aircraft/N826NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2026, S/N 68024 - [N827NV](https://openairdocs.org/aircraft/N827NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2026, S/N 68026 - [N828NV](https://openairdocs.org/aircraft/N828NV): [Sunrise Asset Management LLC](https://openairdocs.org/faa-owner/SUNRISE%20ASSET%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2026, S/N 68028 - [N829NV](https://openairdocs.org/aircraft/N829NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2026, S/N 67998 - [N832NV](https://openairdocs.org/aircraft/N832NV): [Allegiant Air LLC](https://openairdocs.org/faa-owner/ALLEGIANT%20AIR%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 2026, S/N 68006 - [N8733M](https://openairdocs.org/aircraft/N8733M): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2019, S/N 60710 - [N8734Q](https://openairdocs.org/aircraft/N8734Q): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2019, S/N 60713 - [N8735L](https://openairdocs.org/aircraft/N8735L): [Bank Of Utah Trustee](https://openairdocs.org/faa-owner/BANK%20OF%20UTAH%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2019, S/N 60711 - [N8736J](https://openairdocs.org/aircraft/N8736J): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2020, S/N 60228 - [N8737L](https://openairdocs.org/aircraft/N8737L): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2020, S/N 60230 - [N8738K](https://openairdocs.org/aircraft/N8738K): [Wilmington Trust Company Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20COMPANY%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2020, S/N 60229 - [N8739L](https://openairdocs.org/aircraft/N8739L): [Wilmington Trust Co Trustee](https://openairdocs.org/faa-owner/WILMINGTON%20TRUST%20CO%20TRUSTEE), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 2020, S/N 60231 - [N8740A](https://openairdocs.org/aircraft/N8740A): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2021, S/N 61860 - [N8741L](https://openairdocs.org/aircraft/N8741L): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2021, S/N 61869 - [N8742M](https://openairdocs.org/aircraft/N8742M): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2020, S/N 61868 - [N8743K](https://openairdocs.org/aircraft/N8743K): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2021, S/N 62536 - [N8744B](https://openairdocs.org/aircraft/N8744B): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2020, S/N 61865 - [N8745K](https://openairdocs.org/aircraft/N8745K): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2020, S/N 61866 - [N8746Q](https://openairdocs.org/aircraft/N8746Q): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2020, S/N 61889 - [N8747Q](https://openairdocs.org/aircraft/N8747Q): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2020, S/N 61870 - [N8748Q](https://openairdocs.org/aircraft/N8748Q): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2020, S/N 61871 - [N8749Q](https://openairdocs.org/aircraft/N8749Q): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2021, S/N 62543 - [N8750Q](https://openairdocs.org/aircraft/N8750Q): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2021, S/N 61872 - [N8751R](https://openairdocs.org/aircraft/N8751R): [Umb Bank Na Trustee](https://openairdocs.org/faa-owner/UMB%20BANK%20NA%20TRUSTEE), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2021, S/N 61873 ## NTSB investigations None matched to aircraft with this engine model. ## FAA accident and incident reports None matched to aircraft with this engine model. ## Service difficulty reports (5) As reported by operators and repair stations, by the model named in the report. - [SDR 2026FA0000205](https://openairdocs.org/sdr/2026FA0000205), Mar 20, 2026: TURNBUCKLE. MISCONFIGURED. 2 ENGINES DELIVERED WITH A CONFIGURATION NOT CERTIFICATED. DUE TO THE PROCUREMENT CONSTRAINTS RELATED TO THE TURNBUCKLES PRE-SB 72-0182, A DR WAS RAISED FOR EAC - [SDR SWAA2026030275464](https://openairdocs.org/sdr/SWAA2026030275464), Feb 28, 2026: SCUPPER. FIRE. GROUND CREW OBSERVED FLAME COMING FROM SCUPPER VENT ON NR 1 ENG. USED RAMP FIRE EXTINGUISHER TO EXTINGUISH. PERFORMED CLEANING AFTER DRY CHEMICAL FIRE EXTINGUIS - [SDR SWAA2025060978993](https://openairdocs.org/sdr/SWAA2025060978993), Jun 5, 2025: ENGINE. AUTO SHUTDOWN. NUMBER 2 ENGINE AUTO SHUTDOWN; WHITE BOX EGT ON START. 2 START ATTEMPTS MADE. MAX EGT 600 DEGREES C. PERFORMED A NUMBER OF CONSECUTIVE SUCCCESSFUL STARTS OF NR - [SDR CA190225014](https://openairdocs.org/sdr/CA190225014), Feb 21, 2019: LINE. DAMAGED. (CAN) MAINTENANCE FOUND `A` SYSTEM HYDRAULIC QUANTITY AT 60. UPON INSPECTION FLUID WAS FOUND LEAKING FROM THE #1 ENGINE AFT FAIRING DRAIN TUBE AT A RATE OF APPR - [SDR CA180925015](https://openairdocs.org/sdr/CA180925015), Sep 24, 2018: PROXIMITY SENSOR. FAILED. (CAN) CREW REPORTED A LEADING EDGE SLAT TRANSIT MESSAGE IN CRUISE AT FL360 AND ALSO SLAT LIMIT EXCEEDED FOR SPEED AND ALTITUDE. RESOLUTION LEADING EDGE SLAT PRO ## PMA parts (OpenAirDocs) (60, first 50) 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. - [2525M65P02KT](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139075595620261008134816.0001): Gasket, Seal Flange. Turbine Kinetics Inc., A HEICO Aerospace Company · PMA PQ0816NE · Replaces 2525M65P02 · Sep 29, 2026 - [1882M11P01PTS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117908963420260909150323.0001): Seal Gasket. AAXICO Technical Services, Inc. · PMA PQ1565CE · Replaces 1882M11P01 · Jun 10, 2026 - [J1438P012PTS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189310001520260705233009.0001): Preformed Packing. AAXICO Technical Services, Inc. · PMA PQ1565CE · Replaces J1438P012 · Jun 2, 2026 - [J1438P212PTS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165166740820260705233010.0001): Preformed Packing. AAXICO Technical Services, Inc. · PMA PQ1565CE · Replaces J1438P212 · Jun 2, 2026 - [J1438P009PTS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163203436520260705233009.0001): Preformed Packing. AAXICO Technical Services, Inc. · PMA PQ1565CE · Replaces J1438P009 · Jun 2, 2026 - [J1438P218PTS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID161135293020260705233010.0001): Preformed Packing. AAXICO Technical Services, Inc. · PMA PQ1565CE · Replaces J1438P218 · Jun 2, 2026 - [J1438P017PTS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID130735079620260705233010.0001): Preformed Packing. AAXICO Technical Services, Inc. · PMA PQ1565CE · Replaces J1438P017 · Jun 2, 2026 - [J1438P020PTS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID126284696420260705233010.0001): Preformed Packing. AAXICO Technical Services, Inc. · PMA PQ1565CE · Replaces J1438P020 · Jun 2, 2026 - [J1438P254PTS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID124803469620260705233011.0001): Preformed Packing. AAXICO Technical Services, Inc. · PMA PQ1565CE · Replaces J1438P254 · Jun 2, 2026 - [115E7192G6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123339252020251230230618.0001): Electronic, Engine Control. BAE System Controls, Inc. · PMA PQ2603CE · Replaces 2474M64P07 · Dec 29, 2025 - [J1438P254JP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197558420920240730173231.0001): Packing, Preformed. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces J1438P254 · Oct 17, 2023 - [J1438P218JP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID127932712620240730173230.0001): Packing, Preformed. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces J1438P218 · Oct 17, 2023 - [2085M48P01JP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164522741920220916112145.0001): Seal Assembly. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces 2085M48P01 · Jun 1, 2022 - [2085M48P07JP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156248956820220916112146.0001): Seal Assembly. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces 2085M48P07 · Jun 1, 2022 - [ER9627G01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID160171705720220615161902.0001): Surface Cooler, Lube Left Hand. Unison Industries LLC - Dayton · PMA PQ3943CE · Replaces 364-093-909-0 · May 12, 2022 - [ER9621G01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID106253717820220615161900.0001): Surface Cooler, IDG Right Hand. Unison Industries LLC - Dayton · PMA PQ3943CE · Replaces 364-094-006-0 · May 12, 2022 - [ER9625G01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105721329920220615161901.0001): Surface Cooler, Lube Right Hand. Unison Industries LLC - Dayton · PMA PQ3943CE · Replaces 364-093-809-0 · May 12, 2022 - [ER9623G01](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105207264020220615161901.0001): Surface Cooler, IDG Left Hand. Unison Industries LLC - Dayton · PMA PQ3943CE · Replaces 364-094-106-0 · May 12, 2022 - [PT9902-261-40100](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID739082468320220303144643.0001): Sensor, Oil Pressure, Temperature. Ametek Aerospace and Defense, A Division of AMETEK Inc. · PMA PQ0226NE · Replaces 362-074-312-0 · Mar 1, 2022 - [2525M65P02JP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID190782921120230207161429.0001): Gasket-Seal, Flange. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces 2525M65P02 · Nov 22, 2021 - [649-387-237-0JP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID162733960720230207161427.0001): Gasket. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces 649-387-237-0 · Nov 22, 2021 - [1324M88P03JP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID148945691420230207161430.0001): Gasket Seal. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces 1324M88P03 · Nov 22, 2021 - [649-387-240-0JP](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID117949443320230207161429.0001): Gasket. Jet Parts Engineering Inc · PMA PQ1739CE · Replaces 649-387-240-0 · Nov 22, 2021 - [J626P04QQ](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID576404197420210921145842.0001): Nut, Self-Locking. Turbine Kinetics Inc, A HEICO Aerospace Company · PMA PQ0816NE · Replaces J626P04 · Aug 17, 2021 - [8910-344](https://drs.faa.gov/browse/excelExternalWindow/76FD3E8BF19ADAD1862585990042F128.0001): Valve, Transient Bleed. Woodward Inc · PMA PQ2020CE · Replaces CFM International S.A. P/N 2496M38P07 · Jun 9, 2020 - [2628M87P15](https://drs.faa.gov/browse/excelExternalWindow/3FEED477B39DE98486258596003D28B4.0001): EEC PHM SOFTWARE. BAE System Controls, Inc. · PMA PQ2603CE · Replaces 2628M87P15 S/W Version PL1B0673 · Apr 2, 2020 - [PT9902-261-40077](https://drs.faa.gov/browse/excelExternalWindow/F0F6681CBADFF8F786258590004116C0.0001): Sensor, Oil Pressure, Temperature. Ametek Aerospace and Defense, A Division of AMETEK Inc. · PMA PQ0226NE · Replaces 362-074-311-0 · Dec 17, 2019 - [PD9902-72.5-40072](https://drs.faa.gov/browse/excelExternalWindow/5A41D1E88676DB84862585900041175D.0001): Sensor, Oil Filter Differential Pressure. Ametek Aerospace and Defense, A Division of AMETEK Inc. · PMA PQ0226NE · Replaces 362-074-510-0 · Dec 17, 2019 - [2628M87P12](https://drs.faa.gov/browse/excelExternalWindow/D3F9880384152E588625847400613DDD.0001): EEC PHM Software. BAE System Controls, Inc. · PMA PQ2603CE · Replaces 2628M87P12 S/W Version PL1B0652 · Feb 5, 2019 - [2628M86P11](https://drs.faa.gov/browse/excelExternalWindow/BD9279FECDA13A538625845F0062D641.0001): EEC AS Software L1B0650. BAE System Controls, Inc. · PMA PQ2603CE · Replaces 2628M86P11 S/W Version L1B0650 · Sep 18, 2018 - [2628M87P11](https://drs.faa.gov/browse/excelExternalWindow/38339A46B2DEF8DE8625845F0062D62E.0001): EEC PHM Software. BAE System Controls, Inc. · PMA PQ2603CE · Replaces 2628M87P11 S/W Version PL1B0650 · Sep 18, 2018 - [9048156WE](https://drs.faa.gov/browse/excelExternalWindow/7FF7B8CC4AAC15DC86258345005A54F3.0001): Seal. Wencor LLC · PMA PQ1370NM · Replaces 9048156 · Jul 30, 2018 - [6120066E04](https://drs.faa.gov/browse/excelExternalWindow/2B91B8439B8CB9C3862582DD0071D86A.0001): Nozzle, Fuel. Advanced Atomization Technologies, LLC · PMA PQ0595NE · Replaces 2085M31G04 · Jun 5, 2018 - [2628M86P10](https://drs.faa.gov/browse/excelExternalWindow/BADBD81DA0F2F352862582C200672633.0001): EEC AS Software L1B0610. BAE System Controls, Inc. · PMA PQ2603CE · Replaces 2628M86P10 S/W Version L1B0610 · May 29, 2018 - [2628M87P10](https://drs.faa.gov/browse/excelExternalWindow/47870E6EE6A78432862582C200672631.0001): EEC PHM Software. BAE System Controls, Inc. · PMA PQ2603CE · Replaces 2628M87P10 S/W Version PL1B0610 · May 29, 2018 - [8910-309](https://drs.faa.gov/browse/excelExternalWindow/9FEA7350997D7973862582DA006FD850.0001): Valve, Low Pressure Turbine Active clearance control. Woodward Inc · PMA PQ2020CE · Replaces 2762M01P01 · Mar 12, 2018 - [8062-1180](https://drs.faa.gov/browse/excelExternalWindow/31C7291D89E88939862582DA006FD84D.0001): Control Split Unit. Woodward Inc · PMA PQ2020CE · Replaces 2762M00P01 · Mar 12, 2018 - [504690-1](https://drs.faa.gov/browse/excelExternalWindow/CCF1D2CC7C72965F862581B5006D4C2B.0001): Insert, Threaded. Unison Industries LLC · PMA PQ0620NE · Replaces 2121M91P01 · Oct 1, 2017 - [504910-1](https://drs.faa.gov/browse/excelExternalWindow/76328178F0C6E83C862581B5006D4A61.0001): Rotor, Alternator. Unison Industries LLC · PMA PQ0620NE · Replaces 2122M27P01 · Oct 1, 2017 - [504909-1](https://drs.faa.gov/browse/excelExternalWindow/6F3CF19A33717330862581B5006D4996.0001): Stator, Alternator. Unison Industries LLC · PMA PQ0620NE · Replaces 2122M28P01 · Oct 1, 2017 - [115E7192G4](https://drs.faa.gov/browse/excelExternalWindow/864A2B6B9BDD10A5862581A10068AB6F.0001): Electronic Engine Control. BAE System Controls, Inc. · PMA PQ2603CE · Replaces 2474M64P05 S/W Version N/A · Sep 12, 2017 - [8910-273](https://drs.faa.gov/browse/excelExternalWindow/7D9B34C5713784388625817F00683ACF.0001): Valve, Start Bleed Booster, Anti-Ice. Woodward Inc · PMA PQ2020CE · Replaces CFM International P/N 2704M79P01 · Jul 30, 2017 - [8100-0091](https://drs.faa.gov/browse/excelExternalWindow/F9B00C21572D8AAE8625817F00683A7F.0001): Actuator, Variable Stator Vane. Woodward Inc · PMA PQ2020CE · Replaces CFM International P/N 2496M37P02 · May 16, 2017 - [115E7192G3](https://drs.faa.gov/browse/excelExternalWindow/AFE82858113785C4862581230051A9DB.0001): ELECTRONIC ENGINE CONTROL. BAE System Controls, Inc. · PMA PQ2603CE · Replaces 2474M64P04 S/W Version N/A · May 16, 2017 - [8100-0051](https://drs.faa.gov/browse/excelExternalWindow/78B17A70660A467F8625817F00683A30.0001): Actuator, Variable Stator Vane. Woodward Inc · PMA PQ2020CE · Replaces CFM International P/N 2496M37P01 · May 16, 2017 - [261807915-0303](https://drs.faa.gov/browse/excelExternalWindow/4B476E5BE7CCA03F862581230051A88E.0001): PRESSURE SUB SYSTEM. BAE System Controls, Inc. · PMA PQ2603CE · Replaces 2674M65P06 S/W Version N/A · May 16, 2017 - [8100-0090](https://drs.faa.gov/browse/excelExternalWindow/48BFC7EC2761DA978625817F00683911.0001): Actuator, Modulated Turbine Cooling. Woodward Inc · PMA PQ2020CE · Replaces CFM International P/N 2496M36P02 · May 16, 2017 - [8062-1151](https://drs.faa.gov/browse/excelExternalWindow/327B9D86D31269CC8625817F006839E0.0001): Control, Split Unit. Woodward Inc · PMA PQ2020CE · Replaces CFM International P/N 2496M35P02 · May 16, 2017 - [6970-126](https://drs.faa.gov/browse/excelExternalWindow/0DF3FDC26A1FBEB38625817F00683990.0001): Pump, Main Fuel. Woodward Inc · PMA PQ2020CE · Replaces CFM International P/N 2566M05P04 · May 16, 2017 - [63278547-1](https://drs.faa.gov/browse/excelExternalWindow/73FE81588372DF74862582A4005E7DCB.0001): Cable, Shaft Override. Honeywell International Inc. · PMA PQ1222NM · Replaces 2584M06P01 · May 14, 2017 All of them: https://openairdocs.org/engine/cfm-international-leap-1b27-series/pma.md --- 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.