CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit CF6-80C2 SERVICE BULLETIN - 72-1645 R00 SB 72-1645 R00 ENGINE - GENERAL (72-00-00) - FLUORESCENT-PENETRANT INSPECTION AT NEXT SHOP VISIT Revised: 03/26 /2025 Issued: 03/26 /2025 GE Designated: -CONFIDENTIAL- The information contained in this document is GE proprietary information and is disclosed in confidence. It is the property of GE and shall not be used, disclosed to others or reproduced without the express written consent of GE, including, but without limitation, it is not to be used in the creation, manufacture, development, or derivation of any repairs, modifications, spare parts, designs, or configuration changes or to obtain FAA or any other government or regulatory approval to do so. If consent is given for reproduction in whole or in part, this notice and the notice set forth on each page of this document shall appear in any such reproduction in whole or part. This technical data is considered subject to the Export Administration Regulations (EAR) pursuant to 15 CFR Parts 730-774. Transfer of this data by any means to a Non-U.S. Person, whether in the United States or abroad, without the proper U.S. Government authorization (e.g., License, exemption, NLR, etc.), is strictly prohibited. Copyright (2025) General Electric Company, U.S.A. 1. PLANNING INFORMATION A. Effectivity * * * CF6-80C2A1/A2/A3/A5/A8/B1/B2/B4/B6 * * * CF6-80C2A5F/B1F/B2F/B4F/B5F/B6F/B6FA/B7F/B8F/D1F/K1F/L1F This Service Bulletin is applicable to these CF6-80C2 engines: * CF6-80C2 engines, listed in paragraph 4., APPENDIX - A, Table 1. NOTE: This data is the best available. The parts listed in paragraph 4., APPENDIX - A, Table 1 are affected by this Service Bulletin. B. Description This Service Bulletin provides instructions to do a fluorescent-penetrant inspection (FPI) to all the affected parts listed in paragraph 4., APPENDIX - A, Table 1. C. Compliance Category 3 GE recommends that you do this Service Bulletin at the next shop visit of the engine/module. Impact A This recommendation is to address a condition that may affect Flight Safety. NOTE: This Service Bulletin can be done in shop. This Service Bulletin is offered to improve the reliability or performance of your GE product, or to help prevent the occurrence of the event or condition described in this Service Bulletin. If the operator elects not to participate in the bulletin, that decision will be taken into consideration by GE in evaluating future product performance issues that may arise in the operator's fleet. D. Concurrent Requirements None. E. Reason (1) Objective: To provide instructions to FPI parts. (2) Condition: The CF6-80C2 engines listed in paragraph 4., APPENDIX - A, Table 1 that had a shop visit between 2020 and GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 1 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 2. 3. 2024 at GE Evergreen Engine Services (GEEVES) may not have had all parts properly FPI'd. (3) Cause: There were some instances where the FPI procedure was not fully carried out. (4) Inspection: Performing the FPI will ensure the parts properly comply with all steps of the FPI procedure. (5) Substantiation: Substantiation is by analysis. F. Approval The data contained in this Service Bulletin has been reviewed by the FAA or authorized entity representing the FAA and the repair(s) and modification(s) herein comply with the applicable Aviation Regulations and are APPROVED for installation in the model(s) listed in this Service Bulletin. G. Manpower No additional man-hours are required to comply with this Service Bulletin. H. Weight and Balance Weight and balance are not changed. I. References (Use the latest version of these documents) GEK 92451, CF6-80C2 Engine Manual (EM) GEK 92452-1, CF6-80C2A (PMC) Illustrated Parts Catalog (IPC) GEK 92452-2, CF6-80C2B (PMC) Illustrated Parts Catalog (IPC) GEK 92452-3, CF6-80C2D (FADEC) Illustrated Parts Catalog (IPC) GEK 92452-4, CF6-80C2B (FADEC) Illustrated Parts Catalog (IPC) GEK 92452-5, CF6-80C2A (FADEC) Illustrated Parts Catalog (IPC) GEK 112213, CF6-80C2L1F Engine Manual (EM) GEK 112657, CF6-80C2L1F Illustrated Parts Catalog (IPC) GEK 112721, CF6-80C2K1F Engine Manual (EM) GEK 112722, CF6-80C2K1F Illustrated Parts Catalog (IPC) J. Publications Affected None. K. Interchangeability Not applicable. L. Software Accomplishment Summary Not applicable. MATERIAL INFORMATION A. Material - Price and Availability (1) Parts necessary to do this Service Bulletin: None. (2) Other Spare Parts: None. (3) Consumables: None. B. Industry Support Information None. C. Configuration Chart None. D. Parts Disposition None. E. Tooling - Price and Availability None. ACCOMPLISHMENT INSTRUCTIONS GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 2 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit A. 4. General (1) Do an FPI of the parts listed in paragraph 4., APPENDIX - A, Table 1. Refer to the applicable CF6-80C2 EM, 05-21-00, MANDATORY INSPECTION, CF6-80C2K1F EM, 05-21-00, MANDATORY INSPECTION AND MAINTENANCE, or CF6-80C2L1F EM, 05-21-00, MANDATORY INSPECTION AND MAINTENANCE, with the exception that follows: (a) For the fan rotor stage 2-5 spool, do the inspection as specified in the applicable CF6-80C2 EM, 72-2104, INSPECTION, Subtask 72-21-04-230-051, CF6-80C2K1F EM, 72-21-04, INSPECTION, Subtask 7221-04-230-051, or CF6-80C2L1F EM, 72-21-04, INSPECTION, Subtask 72-21-04-230-051. NOTE: If the FPI has occurred at a different maintenance repair and overhaul (MRO) facility since inspection at GEEVES, then this Service Bulletin has been complied with. NOTE: This Service Bulletin does not change or supersede any time limit, mandatory inspection, or part replacement imposed by an airworthiness directive or the engine manual airworthiness limitations section (ALS) (Chapter 05), by time limit or by exposure of a part, component, or module. APPENDIX - A Table 1. Affected Engine Piece Part Parts Engine Serial Number Part Name Part Number Part Serial Number 690-211 Disk, Stage 1 HPCR 1644M21P04 LA097777 690-211 Disk, Stage 2 HPCR 9380M27P08 LA101368 702-140 Disk, Stage 1 HPCR 1644M21P04 FGDA1846 702-140 Vane, Ring Diffuser 2047M10P01 MUNTR805 702-270 Spool, Stage 3-9 HPCR 1856M15G02 V0LB8002 702-309 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTG7182 702-309 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN312AD 702-327 Disk, Stage 1 HPCR 1644M21P04 BA502143 702-327 Disk, Stage 2 LPT 9373M52P04 SNG07802 702-327 Disk, Stage 3 LPT 9373M53P05 SNG10460 702-327 Disk, Stage 4 LPT 9373M54P04 FIA3M349 702-327 Disk, Stage 5 LPT 9373M55P04 SNG11319 702-327 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTG2274 702-327 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN171AU 702-328 Disk, Stage 1 HPCR 1644M21P04 LA062759 702-328 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB7798 702-328 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN811DC 702-328 Spacer Impeller 1539M12P02 GFF5K49E 702-354 Disk, Stage 1 HPCR 1644M21P04 BB433643 702-354 Disk, Stage 2 HPTR 9362M43P09 MUNKN913 702-354 Spool, Stage 3-9 HPCR 1856M15G02 V0LJ2690 702-355 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTG4982 702-355 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN226AK 702-356 Disk, Stage 1 LPT 9373M51P04 FIA9L682 702-356 Disk, Stage 10 HPCR 9380M29P04 GATATE91 702-356 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB7129 702-356 Link Assembly, Right 9348M84G03 WIN174DN GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 3 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit Hand Mount Rear 702-356 Spool, Stage 3-9 HPCR 1854M95P08 V0L85124 702-424 Disk, Stage 1 HPCR 1644M21P04 BA035405 702-424 Disk, Stage 1 LPT 9373M51P05 GFD02330 702-424 Disk, Stage 10 HPCR 9380M29P04 GATBJK15 702-424 Disk, Stage 2 HPCR 9380M27P08 LA015909 702-462 Disk, Stage 1 HPCR 1644M21P04 FGDA1210 702-462 Disk, Stage 2 HPCR 9380M27P03 GWNBB708 702-462 Spacer Impeller 1539M12P02 GFF5EH19 702-533 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB7969 702-533 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN745AJ 702-569 Disk, Stage 1 HPCR 1644M21P04 LA084850 702-569 Shaft, LPT 9382M59P10 RPMFD6DC 702-569 Spool, Stage 3-9 HPCR 1856M15G02 V0LB6101 702-592 Disk, Stage 2 HPCR 9380M27P08 BA217090 702-660 Disk, Stage 1 LPT 9373M51P04 FIA9L140 702-660 Disk, Stage 2 HPCR 9380M27P08 LA054208 702-660 Disk, Stage 3 LPT 9373M53P07 FIA029L6 702-660 Disk, Stage 4 LPT 9373M54P04 FIA3M278 702-660 Disk, Stage 5 LPT 1863M25P01 FIAAJMWF 702-660 Vane, Ring Diffuser 2047M10P01 MUN2U371 702-662 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB8022 702-662 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN290AV 702-702 Disk, Stage 1 HPCR 1644M21P04 BA314985 702-702 Disk, Stage 10 HPCR 9380M29P03 SNE03626 702-702 Disk, Stage 2 HPCR 9380M27P08 LA066527 702-702 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTC6974 702-702 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN764HR 702-702 Spool, Stage 3-9 HPCR 1856M15G02 V0LD4489 702-756 Disk, Stage 1 HPCR 1644M21P04 BB445496 702-756 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB5483 702-756 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN770HR 702-756 Shaft, LPT 9382M59P06 GWNDG555 702-756 Spool, Stage 3-9 HPCR 1856M15G02 V0LD1661 702-759 Disk, Stage 1 HPCR 1644M21P04 PA198957 702-759 Disk, Stage 2 HPCR 9380M27P07 SNG10820 702-759 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTC6981 702-759 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN560AJ 702-778 Spool, Stage 3-9 HPCR 1856M15G02 V0LJ1130 GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 4 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 702-780 Disk, Stage 1 LPT 9373M51P06 BA170657 702-780 Disk, Stage 2 HPCR 9380M27P08 BC107882 702-780 Disk, Stage 2 LPT 9373M52P07 BA236184 702-780 Disk, Stage 3 LPT 9373M53P07 BA214048 702-780 Disk, Stage 4 LPT 9373M54P06 FIAAFAYG 702-780 Disk, Stage 5 LPT 9373M55P06 BA236216 702-782 Disk, Stage 1 LPT 9373M51P04 SNG13387 702-782 Disk, Stage 2 LPT 9373M52P04 SNG12443 702-782 Disk, Stage 3 LPT 9373M53P05 SNG12510 702-782 Disk, Stage 4 LPT 1863M24P01 FIAAJ8J8 702-782 Disk, Stage 5 LPT 1863M25P01 FIAAJ0JN 702-782 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB5323 702-782 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN669FR 702-782 Shaft, LPT 9382M59P06 GWNDG131 702-830 Disk, Stage 1 LPT 9373M51P06 FIAAFA5T 702-830 Disk, Stage 2 LPT 9373M52P07 FIAAFEV8 702-830 Disk, Stage 3 LPT 9373M53P07 FIAAFCAF 702-830 Disk, Stage 4 LPT 9373M54P06 FIAAFEA5 702-830 Disk, Stage 5 LPT 9373M55P06 FIAAE98R 702-860 Disk, Stage 10 HPCR 9380M29P04 GWNDL346 702-860 Disk, Stage 2 HPCR 9380M27P07 SNL46542 702-889 Disk, Stage 1 HPCR 1644M21P04 FGDA1924 702-889 Disk, Stage 2 HPCR 9380M27P07 SNL47493 702-889 Spacer Impeller 1539M12P02 GFF5HWNK 702-889 Vane, Ring Diffuser 2047M10P01 MUNTR992 702-905 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB4111 702-905 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN782AJ 702-905 Vane, Ring Diffuser 2047M10P01 MUNTH151 702-925 Disk, Stage 1 HPCR 1644M21P04 BA900322 702-925 Disk, Stage 2 HPCR 9380M27P08 LA058118 702-925 Spool, Stage 3-9 HPCR 1856M15G02 V0LB0305 702-945 Disk, Stage 1 LPT 1863M21P01 XAE96026 702-945 Spool, Stage 3-9 HPCR 1856M15G02 V0LB7118 702-965 Disk, Stage 1 HPCR 1644M21P04 FGDA1064 702-965 Spacer Impeller 1539M12P02 GFF5J91L 703-169 Disk, Stage 10 HPCR 9380M29P04 SNG14632 703-169 Disk, Stage 2 HPCR 9380M27P08 SNG16341 703-169 Disk, Stage 3 LPT 9373M53P05 SNG17097 703-169 Disk, Stage 4 LPT 9373M54P04 FIAAAHKW 703-169 Disk, Stage 5 LPT 9373M55P04 FIAAAMY0 704-123 Spacer Impeller 1539M12P02 GFF59MEF 704-123 Vane, Ring Diffuser 2047M10P01 MUNTR585 704-254 Disk, Stage 1 HPCR 1644M21P04 FGDA1937 704-254 Disk, Stage 1 LPT 9373M51P06 FIA023VW GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 5 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 704-254 Vane, Ring Diffuser 2047M10P01 MUNTR940 704-290 Spool, Stage 3-9 HPCR 1856M15G02 V0LB7610 704-294 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTG4054 704-294 Link Assembly, Right Hand Mount Rear 9348M84G03 CDAM0193 704-318 Spacer Impeller 1539M12P02 GFF5J34J 704-320 Disk, Stage 1 HPCR 1644M21P04 GFD02564 704-320 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB6391 704-320 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN564AA 704-320 Spool, Stage 3-9 HPCR 1856M15G02 V0LB3890 704-320 Vane, Ring Diffuser 2047M10P01 MUNTR804 704-325 Spool, Stage 3-9 HPCR 1856M15G02 V0LB9127 704-333 Disk, Stage 2 HPCR 9380M27P08 LA054193 704-335 Disk, Stage 1 HPCR 1644M21P04 BA026316 704-335 Disk, Stage 2 HPCR 9380M27P08 LA022369 704-365 Disk, Stage 2 HPCR 9380M27P07 SNG10779 704-365 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB5346 704-365 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN525AA 704-365 Spool, Stage 3-9 HPCR 1856M15G02 V0LB2486 704-365 Vane, Ring Diffuser 2047M10P01 MUNTR897 704-375 Disk, Stage 1 HPCR 1644M21P04 FGDA2021 704-375 Disk, Stage 1 LPT 9373M51P06 FIA02VHG 704-375 Disk, Stage 2 LPT 9373M52P07 FIA036FF 704-375 Disk, Stage 3 LPT 9373M53P07 FIA02T01 704-375 Disk, Stage 4 LPT 9373M54P06 FIA038C7 704-375 Disk, Stage 5 LPT 9373M55P06 FIA038VW 704-375 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB4104 704-375 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN853AN 704-384 Disk, Stage 1 LPT 1863M21P01 FIAAKPKM 704-384 Disk, Stage 2 LPT 1863M22P01 FIAAKHK6 704-384 Disk, Stage 3 LPT 1863M23P01 FIAAKPLH 704-384 Disk, Stage 4 LPT 1863M24P01 FIAAKNE9 704-384 Disk, Stage 5 LPT 1863M25P01 FIAAKHLL 704-392 Disk, Stage 1 HPCR 1644M21P04 BB035469 704-392 Disk, Stage 2 HPCR 9380M27P08 BA872966 704-395 Vane, Ring Diffuser 2047M10P01 MUN2U067 704-411 Vane, Ring Diffuser 2047M10P01 MUNTH299 704-416 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTG2823 704-416 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN810DC 704-421 Spacer Impeller 1539M12P02 GFF5J13T GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 6 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 704-423 Spacer Impeller 1539M12P02 GFF5J1GJ 704-423 Vane, Ring Diffuser 2047M10P01 MUN2U070 704-433 Disk, Stage 1 HPCR 1644M21P04 DC338972 704-433 Spacer Impeller 1539M12P02 GFF5J1CL 704-433 Vane, Ring Diffuser 2047M10P01 MUN2U025 704-510 Spool, Stage 3-9 HPCR 1856M15G02 V0LB2075 704-528 Vane, Ring Diffuser 2047M10P01 MUN2U068 704-547 Disk, Stage 1 HPCR 1644M21P04 BA529378 704-547 Disk, Stage 10 HPCR 9380M29P04 GATCTTCA 704-547 Disk, Stage 2 HPCR 9380M27P08 BA194509 704-547 Spacer Impeller 1539M12P02 GFF5JJ26 704-547 Vane, Ring Diffuser 2047M10P01 MUN2U255 704-558 Disk, Stage 10 HPCR 9380M29P03 SNG08228 704-558 Spool, Stage 11-14 HPCR 1703M74G01 GWNHA281 704-566 Spool, Stage 3-9 HPCR 1856M15G02 V0LJ4625 704-586 Spool, Stage 3-9 HPCR 1856M15G02 V0LB2124 704-586 Vane, Ring Diffuser 2047M10P01 MUN2U239 704-618 Disk, Stage 2 HPCR 9380M27P08 LA044482 704-618 Spacer Impeller 1539M12P02 GFF5KEEE 704-618 Vane, Ring Diffuser 2047M10P01 MUN2U523 704-651 Disk, Stage 2 LPT 9373M52P07 FIA013C4 704-651 Disk, Stage 3 LPT 9373M53P07 FIA024L6 704-651 Disk, Stage 4 LPT 1863M24P01 FIAAYE3E 704-651 Disk, Stage 5 LPT 9373M55P06 FIA023V6 704-652 Disk, Stage 1 LPT 9373M51P06 BA170660 704-652 Disk, Stage 2 LPT 9373M52P07 BA220306 704-652 Disk, Stage 3 LPT 9373M53P07 BA214049 704-652 Disk, Stage 4 LPT 9373M54P06 FIAAFAYK 704-652 Disk, Stage 5 LPT 9373M55P06 BA236218 704-652 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB6460 704-652 Shaft, LPT 9382M59P08 GWNKR084 704-652 Spool, Stage 3-9 HPCR 1854M95P08 V0L95342 704-664 Disk, Stage 1 HPCR 1644M21P04 PA023862 704-664 Disk, Stage 1 LPT 9373M51P06 FIA024LR 704-664 Disk, Stage 2 HPCR 9380M27P08 SNG15793 704-664 Shaft, LPT 9382M59P08 RPMFC62W 704-772 Spacer Impeller 1539M12P02 GFF5H1J3 704-772 Vane, Ring Diffuser 2047M10P01 MUNTR742 704-783 Disk, Stage 1 HPCR 1644M21P04 BA929097 704-783 Disk, Stage 2 HPCR 9380M27P08 BA872959 704-903 Disk, Stage 2 HPCR 9380M27P08 BB023396 704-903 Spacer Impeller 1539M12P02 GFFR8DE5 704-908 Disk, Stage 3 LPT 1863M23P01 FIAARFLE 704-935 Disk, Stage 1 HPCR 1644M21P04 FGDA1629 704-935 Disk, Stage 2 HPCR 9380M27P08 PA801726 GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 7 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 704-985 Disk, Stage 1 LPT 9373M51P06 FIA04L3N 704-985 Disk, Stage 2 HPCR 9380M27P08 SNG17690 704-985 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB7929 704-985 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN773HR 704-985 Spacer Impeller 1539M12P02 GFFR8JKL 704-998 Disk, Stage 1 HPCR 1644M21P04 LA070350 704-998 Disk, Stage 1 LPT 9373M51P06 FIA04L3J 704-998 Disk, Stage 2 HPCR 9380M27P08 BB165499 704-998 Disk, Stage 2 LPT 9373M52P07 FIA04KPL 704-998 Disk, Stage 3 LPT 9373M53P07 FIA04LWC 704-998 Disk, Stage 4 LPT 9373M54P06 FIA04LJE 704-998 Disk, Stage 5 LPT 1863M25P01 FIA04M3Y 704-998 Vane, Ring Diffuser 2047M10P01 MUN2U054 705-287 Disk, Stage 1 HPCR 1644M21P04 BB942254 705-287 Disk, Stage 1 LPT 1863M21P01 BC090680 705-287 Disk, Stage 2 HPCR 9380M27P08 DC338453 705-287 Disk, Stage 2 LPT 1863M22P01 FIAAMCC2 705-287 Disk, Stage 3 LPT 1863M23P01 BC086328 705-287 Disk, Stage 4 LPT 1863M24P01 FIAAMFCM 705-287 Disk, Stage 5 LPT 1863M25P01 FIAAMA6E 705-287 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTC0355 705-287 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN816AV 705-287 Shaft, LPT 9382M59P10 RPM56LKE 705-287 Spacer Impeller 1539M12P02 GFF5ANMP 705-288 Disk, Stage 1 HPCR 1644M21P04 BC117170 705-288 Disk, Stage 2 HPCR 9380M27P08 BC107888 705-288 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTC0348 705-288 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN143AV 705-288 Spacer Impeller 1539M12P02 GFF5AP2G 705-289 Disk, Stage 1 HPCR 1644M21P04 DC338358 705-289 Disk, Stage 1 LPT 1863M21P01 BC075562 705-289 Disk, Stage 2 HPCR 9380M27P08 TMTVS007 705-289 Disk, Stage 2 LPT 1863M22P01 FIAAME1A 705-289 Disk, Stage 3 LPT 1863M23P01 BC226743 705-289 Disk, Stage 4 LPT 1863M24P01 FIAAMGG3 705-289 Disk, Stage 5 LPT 1863M25P01 FIAAMG3Y 705-289 Spacer Impeller 1539M12P02 GFF5ATM5 705-290 Disk, Stage 1 HPCR 1644M21P04 DC338559 705-290 Disk, Stage 5 LPT 1863M25P01 FIAAMLLJ 705-290 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTC6985 705-290 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN840HD GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 8 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 705-291 Disk, Stage 1 HPCR 1644M21P04 DC338556 705-291 Disk, Stage 1 LPT 1863M21P01 BC240746 705-291 Disk, Stage 2 HPCR 9380M27P08 DC338471 705-291 Disk, Stage 2 LPT 1863M22P01 FIAAL9T4 705-291 Disk, Stage 3 LPT 1863M23P01 BC240759 705-291 Disk, Stage 4 LPT 1863M24P01 FIAAMJ75 705-291 Disk, Stage 5 LPT 1863M25P01 FIAAMY7F 705-291 Spool, Stage 3-9 HPCR 1856M15G02 VOLB9462 705-292 Disk, Stage 1 HPCR 1644M21P04 BC242387 705-292 Disk, Stage 1 LPT 1863M21P01 BC240756 705-292 Disk, Stage 2 HPCR 9380M27P08 DC338540 705-292 Disk, Stage 2 LPT 1863M22P01 FIAAMLGP 705-292 Disk, Stage 3 LPT 1863M23P01 BC226744 705-292 Disk, Stage 4 LPT 1863M24P01 FIAAMJ8E 705-292 Disk, Stage 5 LPT 1863M25P01 FIAAMVC8 705-292 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTC0352 705-292 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN773AV 705-293 Disk, Stage 1 HPCR 1644M21P04 BC242384 705-293 Disk, Stage 1 HPCR 2116M75P01 GWN0RLKM 705-293 Disk, Stage 1 LPT 1863M21P01 BC240752 705-293 Disk, Stage 3 LPT 1863M23P01 BC240762 705-293 Disk, Stage 4 LPT 1863M24P01 FIAAMLGV 705-293 Disk, Stage 5 LPT 1863M25P01 FIAAMY7C 705-294 Disk, Stage 1 HPCR 1644M21P04 BC242365 705-294 Disk, Stage 1 LPT 1863M21P01 BC142885 705-294 Disk, Stage 2 HPCR 9380M27P08 DC338536 705-294 Disk, Stage 2 LPT 1863M22P01 FIAAM7M2 705-294 Disk, Stage 3 LPT 1863M23P01 BC233272 705-294 Disk, Stage 4 LPT 1863M24P01 FIAAM0MJ 705-294 Disk, Stage 5 LPT 1863M25P01 FIAAMVC4 705-294 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTC0353 705-294 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN826DC 705-294 Spacer Impeller 1539M12P02 GFF5C158 705-296 Disk, Stage 1 HPCR 1644M21P04 DC338586 705-296 Disk, Stage 1 LPT 1863M21P01 BC142874 705-296 Disk, Stage 2 HPCR 9380M27P08 BC193520 705-296 Disk, Stage 2 LPT 1863M22P01 FIAAM92Y 705-296 Disk, Stage 3 LPT 1863M23P01 BC277390 705-296 Disk, Stage 4 LPT 1863M24P01 FIAAM8GE 705-296 Disk, Stage 5 LPT 1863M25P01 FIAAM918 705-296 Spacer Impeller 1539M12P02 GFF5C34L 705-296 Spool, Fan Rotor Stage 1782M80P01 2-5 VOLJ9713 705-297 Disk, Stage 1 LPT BC142876 1863M21P01 GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 9 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 705-297 Disk, Stage 2 HPCR 9380M27P08 TMTVS030 705-297 Disk, Stage 2 LPT 1863M22P01 FIAAM925 705-297 Disk, Stage 3 LPT 1863M23P01 BC277357 705-297 Disk, Stage 4 LPT 1863M24P01 FIAAM912 705-297 Disk, Stage 5 LPT 1863M25P01 FIAAM916 705-298 Disk, Stage 1 LPT 1863M21P01 BC320032 705-298 Disk, Stage 2 HPCR 9380M27P08 TMTVS023 705-298 Disk, Stage 2 LPT 1863M22P01 FIAAM94Y 705-298 Disk, Stage 3 LPT 1863M23P01 BC277397 705-298 Disk, Stage 4 LPT 1863M24P01 FIAAM99J 705-298 Disk, Stage 5 LPT 1863M25P01 FIAAM92C 705-298 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTC0390 705-299 Disk, Stage 1 HPCR 1644M21P04 DC338599 705-299 Disk, Stage 1 LPT 1863M21P01 BC281179 705-299 Disk, Stage 2 HPCR 9380M27P08 TMTVS015 705-299 Disk, Stage 2 LPT 1863M22P01 FIAANC7M 705-299 Disk, Stage 3 LPT 1863M23P01 BC277380 705-299 Disk, Stage 4 LPT 1863M24P01 FIAANCF9 705-299 Disk, Stage 5 LPT 1863M25P01 FIAANC3P 705-299 Shaft, LPT 9382M59P10 RPM5758R 705-304 Disk, Stage 1 HPCR 1644M21P04 LA136916 705-304 Disk, Stage 2 HPCR 9380M27P08 DC338879 705-304 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTC0356 705-304 Link Assembly, Right Hand Mount Rear 9348M84G03 CDAM0421 705-304 Shaft, LPT 9382M59P10 RPM58E37 705-304 Spacer Impeller 1539M12P02 GFF5D17W 705-304 Vane, Ring Diffuser 2047M10P01 MUNTA393 706-115 Spacer Impeller 1539M12P02 GFF5HRMG 706-115 Spool, Stage 3-9 HPCR 1856M15G02 V0LB5749 706-115 Vane, Ring Diffuser 2047M10P01 MUNTR896 706-191 Disk, Stage 1 LPT 1863M21P01 FIAARLHF 706-191 Disk, Stage 2 HPCR 9380M27P08 BC522864 706-191 Disk, Stage 2 LPT 1863M22P01 FIAARH3C 706-191 Disk, Stage 3 LPT 1863M23P01 FIAARJM2 706-191 Disk, Stage 4 LPT 1863M24P01 FIAARJ2V 706-191 Disk, Stage 5 LPT 1863M25P01 FIAATPLM 706-191 Spool, Stage 3-9 HPCR 1856M15G02 VOLD6589 706-311 Disk, Stage 1 HPCR 1644M21P04 BB433639 706-311 Disk, Stage 1 LPT 1863M21P01 FIAAJT3J 706-311 Disk, Stage 2 HPCR 9380M27P08 BB433623 706-311 Disk, Stage 2 LPT 1863M22P01 FIAAJJFG 706-311 Disk, Stage 3 LPT 1863M23P01 FIAAJP6G 706-311 Disk, Stage 4 LPT 1863M24P01 FIAAJR91 706-311 Disk, Stage 5 LPT 1863M25P01 FIAAJMWV GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 10 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 706-328 Disk, Stage 1 HPCR 1644M21P04 BB528762 706-328 Disk, Stage 2 HPCR 9380M27P08 LA083390 706-401 Vane, Ring Diffuser 2047M10P01 MUNTH217 706-408 Spacer Impeller 1539M12P02 GFF5HKE1 706-408 Vane, Ring Diffuser 9290M28P15 MUNDG679 706-464 Spacer Impeller 1539M12P02 GFF5A0A6 706-524 Disk, Stage 1 HPCR 1644M21P04 BB758298 706-524 Disk, Stage 2 HPCR 9380M27P08 PA113408 706-524 Spool, Stage 3-9 HPCR 1856M15G02 VOLB7515 706-530 Disk, Stage 2 HPCR 9380M27P08 LA101455 706-564 Disk, Stage 1 HPCR 1644M21P04 BB907237 706-564 Spacer Impeller 1539M12P02 GFF5ADJ0 706-596 Disk, Stage 1 HPCR 1644M21P04 BB907230 706-596 Disk, Stage 2 HPCR 9380M27P08 BB876053 706-602 Disk, Stage 1 HPCR 1644M21P04 FGDA1986 706-602 Disk, Stage 1 LPT 9373M51P06 FIAAGKCN 706-602 Disk, Stage 2 HPCR 9380M27P08 BB921584 706-602 Disk, Stage 2 LPT 9373M52P07 FIAAGGVL 706-602 Disk, Stage 3 LPT 9373M53P07 FIAAGG5H 706-602 Disk, Stage 4 LPT 9373M54P06 FIAAGA8G 706-602 Disk, Stage 5 LPT 9373M55P06 FIAAGH94 706-602 Spacer Impeller 1539M12P02 GFF5JJNJ 706-602 Vane, Ring Diffuser 2047M10P01 MUN2U335 706-617 Disk, Stage 2 HPCR 9380M27P08 BC095107 706-617 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB7792 706-617 Link Assembly, Right Hand Mount Rear 9348M84G03 WIN851AJ 706-618 Disk, Stage 1 HPCR 1644M21P04 DC338359 706-618 Link Assembly, Left Hand Mount Rear 1846M23G01 EGTB7261 706-618 Link Assembly, Right Hand Mount Rear 9348M84G03 CDAARTUN 706-764 Disk, Stage 1 HPCR 1644M21P04 LA141460 706-764 Spacer Impeller 1539M12P02 GFF5CWDA 706-764 Vane, Ring Diffuser 2047M10P01 MUNTA434 706-765 Spacer Impeller 1539M12P02 GFF5D55H 706-765 Vane, Ring Diffuser 2047M10P01 MUNTA458 706-766 Disk, Stage 1 HPCR 1644M21P04 LA143408 706-766 Disk, Stage 2 HPCR 9380M27P08 LA138173 706-784 Disk, Stage 1 HPCR 1644M21P04 LA147262 706-784 Disk, Stage 1 LPT 1863M21P01 FIAARL75 706-784 Disk, Stage 2 HPCR 9380M27P08 TMTVS112 706-784 Disk, Stage 4 LPT 1863M24P01 FIAARP9J 706-784 Disk, Stage 5 LPT 1863M25P01 FIAARMW8 706-784 Shaft, LPT 9382M59P10 RPM59068 706-786 Disk, Stage 1 HPCR 1644M21P04 LA147258 706-786 Disk, Stage 1 LPT 1863M21P01 FIAARL8A GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 11 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 706-786 Disk, Stage 2 HPCR 9380M27P08 DC339040 706-786 Disk, Stage 2 LPT 1863M22P01 FIAARRH1 706-786 Disk, Stage 3 LPT 1863M23P01 FIAARLF5 706-786 Disk, Stage 4 LPT 1863M24P01 FIAARRH3 706-786 Disk, Stage 5 LPT 1863M25P01 FIAARP9P 706-786 Spacer Impeller 1539M12P02 GFF5DC5G 706-786 Vane, Ring Diffuser 2047M10P01 MUNTA623 706-791 Disk, Stage 1 HPCR 1644M21P04 LA148087 706-791 Disk, Stage 1 LPT 1863M21P01 FIAAP979 706-791 Disk, Stage 2 HPCR 9380M27P08 LA141490 706-791 Disk, Stage 2 LPT 1863M22P01 FIAARL37 706-791 Disk, Stage 3 LPT 1863M23P01 FIAARK7M 706-791 Disk, Stage 4 LPT 1863M24P01 FIAARKR6 706-791 Disk, Stage 5 LPT 1863M25P01 FIAARP9N 706-791 Spacer Impeller 1539M12P02 GFF5DE7N 706-791 Spool, Stage 3-9 HPCR 1856M15G02 VOLD4852 706-791 Vane, Ring Diffuser 2047M10P01 MUNTA717 706-793 Disk, Stage 2 HPCR 9380M27P08 TMTVS121 706-793 Spacer Impeller 1539M12P02 GFF5DDN5 706-793 Vane, Ring Diffuser 2047M10P01 MUNTA484 706-806 Disk, Stage 1 HPCR 1644M21P04 DC339059 706-806 Disk, Stage 1 LPT 1863M21P01 FIAARVA0 706-806 Disk, Stage 2 HPCR 9380M27P08 BC522862 706-806 Disk, Stage 2 LPT 1863M22P01 FIAARV61 706-806 Disk, Stage 3 LPT 1863M23P01 FIAARVWY 706-806 Disk, Stage 4 LPT 1863M24P01 FIAARW9F 706-806 Disk, Stage 5 LPT 1863M25P01 FIAARWA5 706-806 Spacer Impeller 1539M12P02 GFF5DD44 706-806 Spool, Fan Rotor Stage 1782M80P01 2-5 VOLD5295 706-806 Vane, Ring Diffuser 2047M10P01 MUNTA754 706-811 Disk, Stage 1 HPCR 1644M21P04 LA150525 706-811 Disk, Stage 2 HPCR 9380M27P08 DC339037 706-812 Disk, Stage 1 HPCR 1644M21P04 LA150254 706-812 Disk, Stage 2 HPCR 9380M27P08 BC519475 706-812 Spacer Impeller 1539M12P02 GFF5DG9D 706-812 Vane, Ring Diffuser 2047M10P01 MUNTA747 706-822 Disk, Stage 1 HPCR 1644M21P04 LA151972 706-822 Disk, Stage 1 LPT 1863M21P01 FIAAR58J 706-822 Disk, Stage 2 HPCR 9380M27P08 LA146921 706-822 Disk, Stage 2 LPT 1863M22P01 FIAAR5GJ 706-822 Disk, Stage 3 LPT 1863M23P01 FIAAR2J6 706-822 Disk, Stage 4 LPT 1863M24P01 FIAAR5H1 706-822 Disk, Stage 5 LPT 1863M25P01 FIAAR5YW 706-822 Spool, Stage 3-9 HPCR 1856M15G02 VOLD5649 706-823 Disk, Stage 1 HPCR 1644M21P04 LA150264 706-823 Disk, Stage 1 LPT 1863M21P01 FIAAR58G GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 12 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 706-823 Disk, Stage 2 HPCR 9380M27P08 LA148147 706-823 Disk, Stage 2 LPT 1863M22P01 FIAARH26 706-823 Disk, Stage 3 LPT 1863M23P01 FIAAR2LM 706-823 Disk, Stage 4 LPT 1863M24P01 FIAARJ2T 706-823 Disk, Stage 5 LPT 1863M25P01 FIAARF92 706-823 Spool, Fan Rotor Stage 1782M80P01 2-5 VOLD3202 706-824 Disk, Stage 1 HPCR 1644M21P04 LA152667 706-824 Disk, Stage 2 HPCR 9380M27P08 TMTVS119 706-832 Disk, Stage 1 HPCR 1644M21P04 FGDA1248 706-832 Disk, Stage 1 LPT 1863M21P01 FIAARVAW 706-832 Disk, Stage 2 HPCR 9380M27P08 PA301718 706-832 Disk, Stage 2 LPT 1863M22P01 FIAAR99E 706-832 Disk, Stage 3 LPT 1863M23P01 FIAAR190 706-832 Disk, Stage 4 LPT 1863M24P01 FIAAR9TG 706-832 Disk, Stage 5 LPT 1863M25P01 FIAAR9EL 706-832 Shaft, LPT 9382M59P10 RPM59EPW 706-832 Spool, Fan Rotor Stage 1782M80P01 2-5 V0LD4806 706-832 Vane, Ring Diffuser 2047M10P01 MUNTH589 706-835 Disk, Stage 2 HPCR 9380M27P08 LA153254 706-835 Spacer Impeller 1539M12P02 GFF5DLJ6 706-835 Vane, Ring Diffuser 9290M28P15 MUNWE545 706-841 Disk, Stage 1 HPCR 1644M21P04 LA153238 706-846 Disk, Stage 1 HPCR 1644M21P04 DC339194 706-846 Disk, Stage 2 HPCR 9380M27P08 DC339077 706-848 Disk, Stage 1 HPCR 1644M21P04 LA153239 706-853 Disk, Stage 2 HPCR 9380M27P08 DC339103 706-853 Spacer Impeller 1539M12P02 GFF5DPT8 706-853 Vane, Ring Diffuser 2047M10P01 MUNTA925 706-855 Disk, Stage 1 LPT 1863M21P01 FIAATCH3 706-856 Disk, Stage 2 HPCR 9380M27P08 DC339122 706-856 Spacer Impeller 1539M12P02 GFF5EWLJ 706-856 Vane, Ring Diffuser 2047M10P01 MUNTA921 706-866 Disk, Stage 1 HPCR 1644M21P04 LA156050 706-866 Disk, Stage 2 HPCR 9380M27P08 DC339120 706-866 Spacer Impeller 1539M12P02 GFF5DR15 706-866 Spool, Stage 3-9 HPCR 1856M15G02 VOLD6826 706-866 Vane, Ring Diffuser 2047M10P01 MUNTA945 706-870 Disk, Stage 1 LPT 1863M21P01 FIAATJHV 706-870 Disk, Stage 2 LPT 1863M22P01 FIAATVF4 706-870 Disk, Stage 3 LPT 1863M23P01 XAE97613 706-870 Shaft, LPT 9382M59P10 RPM59PA2 706-871 Disk, Stage 1 HPCR 1644M21P04 LA156576 706-872 Disk, Stage 1 HPCR 1644M21P04 PA016319 706-872 Disk, Stage 2 HPCR 9380M27P08 LA153923 706-876 Disk, Stage 1 HPCR 1644M21P04 PA016318 GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 13 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 706-876 Spool, Stage 3-9 HPCR 1856M15G02 V0LD7024 706-877 Disk, Stage 1 HPCR 1644M21P04 DC339188 706-877 Disk, Stage 2 HPCR 9380M27P08 LA153920 706-877 Shaft, LPT 9382M59P10 RPM59T7C 706-877 Spacer Impeller 1539M12P02 GFF5DW44 706-877 Spool, Stage 3-9 HPCR 1856M15G02 V0LD4501 706-877 Vane, Ring Diffuser 9290M28P15 BTABS257 706-879 Disk, Stage 2 HPCR 9380M27P08 LA092998 706-884 Spacer Impeller 1539M12P02 GFF5E0R7 706-885 Disk, Stage 1 HPCR 1644M21P04 PA008827 706-885 Disk, Stage 2 HPCR 9380M27P08 DC339080 706-885 Disk, Stage 2 HPTR 9362M43P09 BTB88430 706-885 Spacer Impeller 1539M12P02 GFF5E1LC 706-885 Spool, Stage 3-9 HPCR 1856M15G02 VOLD7260 706-886 Disk, Stage 1 HPCR 1644M21P04 PA008829 706-886 Disk, Stage 2 HPCR 9380M27P08 PA016295 706-897 Disk, Stage 1 HPCR 1644M21P04 PA069415 706-897 Disk, Stage 1 LPT 1863M21P01 FIAAVJ0F 706-897 Disk, Stage 2 HPCR 9380M27P08 PA040912 706-897 Disk, Stage 2 LPT 1863M22P01 FIAAVG33 706-897 Disk, Stage 3 LPT 1863M23P01 FIAATV0G 706-897 Disk, Stage 4 LPT 1863M24P01 FIAAVG3R 706-897 Disk, Stage 5 LPT 1863M25P01 FIAAVGF6 706-897 Shaft, LPT 9382M59P10 RPM5A35M 706-897 Spool, Stage 3-9 HPCR 1856M15G02 VOLD7159 706-898 Disk, Stage 1 HPCR 1644M21P04 PA067051 706-899 Disk, Stage 1 LPT 1863M21P01 FIAATRVG 706-899 Disk, Stage 2 LPT 1863M22P01 FIAAT5KE 706-899 Disk, Stage 3 LPT 1863M23P01 FIAATTMY 706-899 Disk, Stage 4 LPT 1863M24P01 FIAAVFM9 706-899 Disk, Stage 5 LPT 1863M25P01 FIAAT420 706-906 Disk, Stage 1 HPCR 1644M21P04 PA048285 706-906 Disk, Stage 2 HPCR 9380M27P08 DC339079 706-906 Spacer Impeller 1539M12P02 GFF5E4A6 706-906 Spool, Fan Rotor Stage 1782M80P01 2-5 V0LD7746 706-906 Vane, Ring Diffuser 9290M28P15 MUNWE572 706-907 Disk, Stage 2 HPCR 9380M27P08 PA023879 706-907 Spacer Impeller 1539M12P02 GFF5E4G2 706-907 Vane, Ring Diffuser 9290M28P15 MUNWE573 706-908 Disk, Stage 1 HPCR 1644M21P04 FGDA1045 706-908 Disk, Stage 1 LPT 1863M21P01 FIAAVLEG 706-908 Disk, Stage 2 HPCR 9380M27P08 PA053674 706-909 Disk, Stage 1 HPCR 1644M21P04 DE678868 706-909 Disk, Stage 2 HPCR 9380M27P08 PA261681 706-918 Disk, Stage 1 HPCR 1644M21P04 FGDA1070 706-918 Disk, Stage 2 HPCR 9380M27P08 PA081484 GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 14 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 706-919 Disk, Stage 1 HPCR 1644M21P04 FGDA1078 706-919 Disk, Stage 2 HPCR 9380M27P08 PA068002 706-919 Spacer Impeller 1539M12P02 GFF5E0N5 706-920 Disk, Stage 2 HPCR 9380M27P08 PA081479 706-920 Spool, Fan Rotor Stage 1782M80P01 2-5 V0LD8113 706-921 Spacer Impeller 1539M12P02 GFF5E5LK 706-921 Spool, Fan Rotor Stage 1782M80P01 2-5 V0LD8123 706-921 Vane, Ring Diffuser 9290M28P15 MUNWE563 706-927 Disk, Stage 2 HPCR 9380M27P08 PA119497 706-927 Spacer Impeller 1539M12P02 GFF5E6HF 706-927 Vane, Ring Diffuser 2047M10P01 MUNTH220 706-929 Disk, Stage 1 HPCR 1644M21P04 PA119476 706-929 Disk, Stage 1 LPT 1863M21P01 FIAAV723 706-929 Disk, Stage 2 HPCR 9380M27P08 PA132911 706-929 Disk, Stage 2 LPT 1863M22P01 FIAAV3AM 706-929 Disk, Stage 3 LPT 1863M23P01 FIAAV414 706-929 Disk, Stage 4 LPT 1863M24P01 FIAAV3A6 706-929 Disk, Stage 5 LPT 1863M25P01 FIAAVWJF 706-933 Disk, Stage 1 HPCR 1644M21P04 PA119477 706-933 Disk, Stage 2 HPCR 9380M27P08 PA081485 706-933 Spacer Impeller 1539M12P02 GFF5E75G 706-933 Vane, Ring Diffuser 9290M28P15 MUNWE582 706-935 Disk, Stage 1 LPT 1863M21P01 FIAAWAK8 706-935 Disk, Stage 2 LPT 1863M22P01 FIAAV851 706-935 Disk, Stage 3 LPT 1863M23P01 FIAAV20T 706-935 Disk, Stage 4 LPT 1863M24P01 FIAAWAKM 706-935 Disk, Stage 5 LPT 1863M25P01 FIAAV8KG 706-936 Disk, Stage 1 HPCR 1644M21P04 PA119484 706-936 Disk, Stage 2 HPCR 9380M27P08 PA088963 706-937 Spacer Impeller 1539M12P02 GFF5E75H 706-937 Vane, Ring Diffuser 9290M28P15 MUNWE583 706-942 Disk, Stage 1 HPCR 1644M21P04 PA077573 706-942 Disk, Stage 1 LPT 1863M21P01 FIAAWF24 706-942 Disk, Stage 2 HPCR 9380M27P08 PA143549 706-942 Disk, Stage 2 LPT 1863M22P01 FIAAW75H 706-942 Disk, Stage 3 LPT 1863M23P01 FIAAWC9C 706-942 Disk, Stage 4 LPT 1863M24P01 FIAAWCPH 706-942 Disk, Stage 5 LPT 1863M25P01 FIAAW6JG 706-942 Spacer Impeller 1539M12P02 GFF5E98M 706-942 Vane, Ring Diffuser 2047M10P01 MUNTH332 706-952 Disk, Stage 1 HPCR 1644M21P04 FGDA1155 706-952 Disk, Stage 2 HPCR 9380M27P08 PA143551 706-954 Disk, Stage 1 HPCR 1644M21P04 FGDA1128 706-954 Disk, Stage 2 HPCR 9380M27P08 PA113389 706-954 Spacer Impeller 1539M12P02 GFF5EAJ0 GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 15 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 706-954 Spool, Stage 3-9 HPCR 1856M15G02 V0LD8981 706-955 Disk, Stage 1 LPT 1863M21P01 FIAAYH1W 706-955 Disk, Stage 2 HPCR 9380M27P08 PA137246 706-955 Disk, Stage 2 LPT 1863M22P01 FIAAYELM 706-955 Disk, Stage 3 LPT 1863M23P01 FIAAYEAT 706-955 Disk, Stage 4 LPT 1863M24P01 FIAAYE3J 706-955 Disk, Stage 5 LPT 1863M25P01 FIAAYCMP 706-955 Shaft, LPT 9382M59P10 RPM5AJF8 706-957 Disk, Stage 1 HPCR 1644M21P04 PA175875 706-957 Disk, Stage 1 LPT 1863M21P01 FIAAVLEF 706-957 Disk, Stage 2 HPCR 9380M27P08 PA165142 706-957 Disk, Stage 2 LPT 1863M22P01 FIAAYJW8 706-957 Disk, Stage 3 LPT 1863M23P01 FIAAYEAV 706-957 Disk, Stage 4 LPT 1863M24P01 FIAAYKCT 706-957 Disk, Stage 5 LPT 1863M25P01 FIAAYJYJ 706-957 Spool, Stage 3-9 HPCR 1856M15G02 VOLD9219 706-958 Disk, Stage 1 LPT 1863M21P01 FIAAWHTI 706-958 Disk, Stage 2 HPCR 9380M27P08 PA808925 706-958 Spool, Fan Rotor Stage 1782M80P01 2-5 VOLD9176 706-964 Disk, Stage 1 HPCR 1644M21P04 FGDA1097 706-964 Disk, Stage 2 HPCR 9380M27P08 PA187111 706-964 Spacer Impeller 1539M12P02 GFF5E9H9 706-964 Vane, Ring Diffuser 9290M28P15 MUNWE574 706-965 Disk, Stage 1 HPCR 1644M21P04 FGDA1107 706-966 Disk, Stage 1 HPCR 1644M21P04 FGDA1126 706-966 Disk, Stage 2 HPCR 9380M27P08 PA165137 706-966 Spool, Fan Rotor Stage 1856M71P06 2-5 V0LD9346 706-967 Disk, Stage 2 HPCR 9380M27P08 PA175855 706-973 Disk, Stage 1 HPCR 1644M21P04 FGDA1141 706-973 Disk, Stage 1 LPT 1863M21P01 FIAAYKRJ 706-973 Disk, Stage 2 HPCR 9380M27P08 PA175846 706-973 Disk, Stage 2 LPT 1863M22P01 FIAAYT8E 706-973 Disk, Stage 3 LPT 1863M23P01 FIAAYMK2 706-973 Disk, Stage 4 LPT 1863M24P01 FIAAYT8P 706-973 Disk, Stage 5 LPT 1863M25P01 FIAAYVN2 706-974 Disk, Stage 1 HPCR 1644M21P04 FGDA1147 706-974 Disk, Stage 1 LPT 1863M21P01 FIAAYMAN 706-974 Disk, Stage 2 HPCR 9380M27P08 DC339242 706-974 Disk, Stage 2 LPT 1863M22P01 FIAAYT8A 706-974 Disk, Stage 3 LPT 1863M23P01 FIAAW6JJ 706-974 Disk, Stage 4 LPT 1863M24P01 FIAAYT8M 706-974 Disk, Stage 5 LPT 1863M25P01 FIAAYVNY 706-974 Shaft, LPT 9382M59P10 RPM5AFW2 706-974 Spool, Fan Rotor Stage 1782M80P01 2-5 VOLD9384 GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 16 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 706-974 Spool, Stage 3-9 HPCR 1856M15G02 VOLD8978 706-984 Disk, Stage 1 HPCR 1644M21P04 FGDA1201 706-984 Disk, Stage 2 HPCR 9380M27P08 PA219598 707-101 Spacer Impeller 1539M12P02 GFF5EKL4 707-101 Vane, Ring Diffuser 2047M10P01 MUNTH605 707-105 Disk, Stage 1 HPCR 1644M21P04 PA290486 707-105 Disk, Stage 2 HPCR 9380M27P08 PA301716 707-108 Disk, Stage 1 HPCR 1644M21P04 FGDA1263 707-108 Disk, Stage 1 LPT 1863M21P01 PA999087 707-108 Disk, Stage 2 HPCR 9380M27P08 PA280609 707-108 Disk, Stage 2 LPT 1863M22P01 FIA065MP 707-108 Disk, Stage 3 LPT 1863M23P01 PA206912 707-108 Disk, Stage 4 LPT 1863M24P01 FIA06V7V 707-108 Disk, Stage 5 LPT 1863M25P01 FIA06VF8 707-108 Shaft, LPT 9382M59P10 RPM5CJK9 707-108 Spacer Impeller 1539M12P02 GFF5ER09 707-108 Spool, Fan Rotor Stage 1782M80P01 2-5 VOLD1978 707-108 Spool, Stage 3-9 HPCR 1856M15G02 VOLJ1116 707-108 Vane, Ring Diffuser 2047M10P01 MUNTH800 707-112 Disk, Stage 1 LPT 1863M21P01 PA999103 707-112 Disk, Stage 3 LPT 1863M23P01 PA241091 707-112 Disk, Stage 5 LPT 1863M25P01 FIA07AN0 707-114 Disk, Stage 1 HPCR 1644M21P04 FGDA1325 707-114 Disk, Stage 2 HPCR 9380M27P08 PA280608 707-115 Disk, Stage 2 HPCR 9380M27P08 PA023875 707-123 Disk, Stage 1 HPCR 1644M21P04 FGDA1321 707-123 Disk, Stage 1 LPT 1863M21P01 LA006661 707-123 Disk, Stage 2 LPT 1863M22P01 FIA07K74 707-123 Disk, Stage 3 LPT 1863M23P01 PA284895 707-123 Disk, Stage 4 LPT 1863M24P01 FIA07Y0Y 707-123 Disk, Stage 5 LPT 1863M25P01 FIA07RRL 707-126 Disk, Stage 1 HPCR 1644M21P04 FGDA1278 707-126 Spool, Fan Rotor Stage 1782M80P01 2-5 VOLJ1898 707-128 Disk, Stage 1 HPCR 1644M21P04 FGDA1284 707-128 Disk, Stage 3 LPT 1863M23P01 PA241096 707-128 Spool, Fan Rotor Stage 1782M80P01 2-5 V0LJ1970 707-132 Disk, Stage 1 HPCR 1644M21P04 FGDA1353 707-132 Disk, Stage 1 LPT 1863M21P01 PA999112 707-132 Disk, Stage 2 HPCR 9380M27P08 PA419141 707-132 Disk, Stage 2 LPT 1863M22P01 FIA096GF 707-132 Disk, Stage 3 LPT 1863M23P01 XAE97033 707-132 Disk, Stage 4 LPT 1863M24P01 FIA093Y7 707-132 Disk, Stage 5 LPT 1863M25P01 FIA094AW 707-132 Shaft, LPT 9382M59P10 RPM5DC83 GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 17 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 707-132 Spool, Fan Rotor Stage 1856M71P06 2-5 VOLJ2282 707-133 Disk, Stage 1 HPCR 1644M21P04 FGDA1249 707-135 Disk, Stage 1 HPCR 1644M21P04 DE678999 707-135 Disk, Stage 2 HPCR 9380M27P08 PA165128 707-139 Disk, Stage 1 HPCR 1644M21P04 FGDA1347 707-139 Disk, Stage 2 HPCR 9380M27P08 PA187106 707-146 Disk, Stage 1 HPCR 1644M21P04 FGDA1378 707-146 Disk, Stage 2 HPCR 9380M27P08 TMTVS272 707-146 Spacer Impeller 1539M12P02 GFF5F68G 707-146 Vane, Ring Diffuser 2047M10P01 MUNTR124 707-149 Disk, Stage 1 HPCR 1644M21P04 FGDA1396 707-149 Disk, Stage 2 HPCR 9380M27P08 DE995095 707-160 Disk, Stage 1 HPCR 1644M21P04 FGDA1251 707-160 Disk, Stage 1 LPT 1863M21P01 XAE96034 707-160 Disk, Stage 2 HPCR 9380M27P08 DE995093 707-160 Disk, Stage 2 LPT 1863M22P01 FIA0C2LW 707-160 Disk, Stage 3 LPT 1863M23P01 PA315548 707-160 Shaft, LPT 9382M59P10 RPM5EE43 707-160 Spacer Impeller 1539M12P02 GFF5FM81 707-160 Vane, Ring Diffuser 2047M10P01 MUNTR195 707-161 Disk, Stage 1 HPCR 1644M21P04 DE994728 707-161 Disk, Stage 2 HPCR 9380M27P08 TMTVS277 707-163 Disk, Stage 1 HPCR 1644M21P04 FGDA1268 707-163 Shaft, LPT 9382M59P10 RPM5DEJE 707-167 Disk, Stage 1 HPCR 1644M21P04 FGDA1220 707-167 Disk, Stage 1 LPT 1863M21P01 PA999147 707-167 Disk, Stage 2 HPCR 9380M27P08 DE667790 707-167 Disk, Stage 2 LPT 1863M22P01 FIA0CJJ8 707-167 Disk, Stage 3 LPT 1863M23P01 XAE97038 707-167 Disk, Stage 4 LPT 1863M24P01 FIA0CF7V 707-167 Disk, Stage 5 LPT 1863M25P01 FIA0CFFH 707-167 Shaft, LPT 9382M59P10 RPM5EG5F 707-167 Spool, Stage 3-9 HPCR 1856M15G02 V0LJ4025 707-173 Disk, Stage 1 HPCR 1644M21P04 DF366505 707-173 Disk, Stage 2 HPCR 9380M27P08 PA609583 707-214 Disk, Stage 1 HPCR 1644M21P04 DH614321 707-214 Disk, Stage 2 HPCR 9380M27P08 TMTVS345 707-245 Disk, Stage 1 HPCR 1644M21P04 FGDA1545 707-245 Disk, Stage 2 HPCR 9380M27P08 PA775007 707-250 Spacer Impeller 1539M12P02 GFF5GMH4 707-250 Vane, Ring Diffuser 2047M10P01 MUNTR483 707-251 Disk, Stage 1 HPCR 1644M21P04 FGDA1490 707-254 Disk, Stage 1 HPCR 1644M21P04 FGDA1588 707-254 Disk, Stage 2 HPCR 9380M27P08 DH614488 707-264 Disk, Stage 2 HPCR 9380M27P08 TMTVS374 707-265 Disk, Stage 1 HPCR 1644M21P04 FGDA1617 GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 18 of 19 CF6-80C2 Boeing Service Bulletins (SBs) SB 72-1645 R00 ENGINE - General (72-00-00) - Fluorescent-Penetrant Inspection at Next Shop Visit 707-265 Disk, Stage 2 HPCR 9380M27P08 DH614551 707-268 Spacer Impeller 1539M12P02 GFF5H10E 707-268 Vane, Ring Diffuser 2047M10P01 MUNTR553 707-269 Spacer Impeller 1539M12P02 GFF5H1PR 707-270 Disk, Stage 1 HPCR 1644M21P04 FGDA1638 707-274 Disk, Stage 2 HPCR 9380M27P08 TMTVS441 707-277 Spacer Impeller 1539M12P02 GFF5H597 707-332 Disk, Stage 1 HPCR 1644M21P04 FGDA2019 707-332 Disk, Stage 2 HPCR 9380M27P08 TMTVS539 707-332 Vane, Ring Diffuser 2047M10P01 MUN2U101 707-346 Vane, Ring Diffuser 2047M10P01 MUN2U189 707-405 Disk, Stage 1 HPCR 1644M21P04 FGDA2265 707-405 Disk, Stage 2 HPCR 9380M27P08 FGDB2611 707-405 Spacer Impeller 1539M12P02 GFF5K42M 2047M10P01 MUN2U390 707-405 Vane, Ring Diffuser These serial numbers are the best available data. GE Designated: - CONFIDENTIAL Subject to the restrictions on the media GE PROPRIETARY INFORMATION - Not to be used, disclosed to others or reproduced Date Printed: 2025 without the express written consent of GE. Technical data is considered ITAR and/or EAR /04/02 controlled; transfer of this data to a Non-US Person, without USG authorization, is strictly prohibited. Page 19 of 19
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