The notice seeks sources capable of manufacturing NSN 3040-01-437-5635, with approved sources currently listed as General Electric Co., CFM International, and Turbine Kenetics, all using PN 9523M35G03. The AMC/AMSC is “1/C,” and interested companies should complete the attached market survey and return it to the listed contract specialist while providing any additional sources that may be able to manufacture the item. Firms wishing to become an approved source may apply through DLA Land and Maritime’s Alternate Offer/Source Approval Request (SAR) Program. A SAR package must demonstrate that the prospective contractor can manufacture the product to the same or better quality than the OEM, with the contractor responsible for documenting equivalency or superiority to the currently approved item procured by DLA Weapons Support Columbus.