LINER,COMBUSTION CH

The solicitation SPRTA1-26-R-0239 seeks the procurement of a combustion chamber liner, identified by NSN 2840-01-049-1153 and part numbers 23058707 or 6894068, for use in aircraft engine manufacturing under the NAICS code 336412. The requirement is for new manufacture only, with surplus parts explicitly prohibited, and requests proposals for an estimated quantity of 100 units, though contractors must submit pricing for ranges between 75 and 150 units to ensure optimal cost efficiency. Prices must remain firm for 120 days, and any non-recurring engineering costs must be proposed separately. The contract operates under F.O.B. Origin terms, with delivery to a contractor-specified location, and requires full compliance with MIL-STD-2073-1 for packaging, including AAA MIL Long Line Packaging at MIL B preservation level. Wood packaging must be debarked and heat-treated to 56°C for 30 minutes, certified under ISPM-15 by an ALSC-accredited agency. Marking must follow MIL-STD-129 for shipping and storage, and item unique identification (IUID) must be applied per MIL-STD-130, including the part number, serial number, and CAGE code, with location and method left to contractor determination. The procurement follows a Best Value, Performance-Price Tradeoff process under FAR Part 15.101-1, where technical acceptability is a mandatory pass/fail gate, and award consideration weighs cost/price and past performance approximately equally. Past performance will be assessed through the Supplier Performance Risk System (SPRS) Supplier Risk Score, eliminating the need for offerors to submit separate past performance data. Technical proposals are not required, and offers must be submitted via email to Dillon.Endecott.1@us.af.mil by the deadline of June 30, 2026, using the SF-1447 form with specified blocks completed. Offerors must maintain current SAM representations, comply with all applicable federal and defense acquisition regulations, and affirm compliance with Buy American provisions, NIST SP 800-171 cybersecurity requirements, contractor counterfeiting detection systems, and notifications of potential safety issues. Electronic invoicing through WAWF is mandatory, requiring WAWF access and the