The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanicsburg, is soliciting proposals for the repair and modification of audio frequency amplifiers and other replacement parts. The procurement aims to ensure the operational readiness of critical electronic systems by providing high-quality repair services for circuit card assemblies, which are essential components in various military applications. The contract will be awarded based on the ability to meet specified delivery schedules, with a required delivery date set for December 31, 2026, or earlier. Interested vendors should direct inquiries to Sarah E. Ream at 717-605-6457 or via email at SARAH.E.REAM.CIV@US.NAVY.MIL, and proposals must remain valid for 180 days post-submission.