The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking suppliers for radar receivers and other replacement parts necessary for the repair and modification of radar equipment. This procurement is crucial for maintaining the operational readiness of airborne radar systems, which play a vital role in defense operations. Interested vendors should reach out to Svitlana Shvets at NAVSUP for further details, with contact options including phone, fax, and email provided for inquiries. The presolicitation notice indicates that interested parties should prepare for upcoming bidding opportunities related to this requirement.