NASA/KSC intends to issue a sole-source purchase order to Marotta Controls for 28 two-way, 540 g solenoid flight valves. The justification is that only one responsible source can satisfy the agency's requirements. Interested organizations may submit their capabilities and qualifications via email for evaluation to determine if the acquisition should be made competitive. Submissions must be received by Eastern Standard Time on May 6, 2026. The procurement will follow commercial acquisition procedures under FAR Part 12.