FA8604 AFLCMC Pzi of Department of the Air Force posted this Sources Sought on Sep 25, 2026. Responses were due Oct 9, 2026; this notice is closed. NAICS 541715 (Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)), product or service code AC13 (Defense Systems - Aircraft - Vtol (R&D)). Solicitation number 2026SANDTIPROTOTYPE.