The Department of Defense, through the NAVSUP Weapon Systems Support, is seeking contractors to provide repair services for the NSN 7R-5895-014608011-XH, specifically for the item referenced as PS491-1. Contractors are required to submit quotes that include either a firm-fixed price or time and materials pricing, along with estimated costs for the repair of 23 units, with delivery terms set to FOB Origin. This procurement is critical for maintaining operational readiness and ensuring the functionality of essential analog voice products within the Navy's telecommunications infrastructure. Interested contractors should direct inquiries to Sophia L. Pugh at (215) 697-4946 or via email at SOPHIA.L.PUGH.CIV@US.NAVY.MIL, as the presolicitation notice indicates that proposals will be accepted upon submission through various electronic methods.