The Department of Defense, specifically the Department of the Navy, is seeking sources for various spare and repair parts associated with the SPQ-9B radar system, as outlined in a presolicitation notice. The procurement involves multiple National Item Identification Numbers (NIINs) and includes items such as power supplies, filters, receivers, valves, and circuit card assemblies, with estimated quantities detailed in the attached document. These components are critical for maintaining the operational readiness and sustainment of military capabilities. Interested suppliers are encouraged to submit capability statements to the primary contact, Royce Hoffman, at royce.hoffman@navy.mil, by the specified response date, as the solicitation will be available no earlier than that date.