The procurement is for eight compressor cases (NSN 2840-01-626-3126NZ) used in the F-100 engine, manufactured from PWA 1267 titanium alloy. The sole qualified source is RTX Corp, and offerors, products, or manufacturers must meet qualification requirements at the time of award. Export control applies, and the item is subject to Free Trade Agreements. Only written or faxed requests for the solicitation are accepted, and the government is not using commercial item acquisition procedures. An ombudsman is available for concerns during proposal development, with technical questions directed to the listed contracting officer.