This is a high-priority CASREP requirement issued under Emergency Acquisition Flexibilities, requiring an expedited response. The solicitation is for a firm-fixed-price procurement of an SIU, PROGRAMMED item, with specific cage code and reference number requirements. Contractors must adhere to MIL-STD packaging, government source inspection, and IUID requirements per DFARS 252.211-7003. Only authorized distributors of the original manufacturer will be considered for award, and proof of authorization must be provided with the offer. All freight is FOB origin, and the award will be issued bilaterally upon written acceptance.