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 the Firing Valve Assembly. This procurement is a sole-source requirement under the Submarine Corporate Component Repairs Program, necessitating a Firm-Fixed Price (FFP) proposal that includes comprehensive repair costs and turnaround times. The Firing Valve Assembly is critical for shipboard systems, and the successful contractor must adhere to stringent quality assurance and inspection protocols to ensure compliance with military specifications. Interested parties should direct inquiries to Madison M. Gray at 717-605-4056 or via email at MADISON.M.GRAY4.CIV@US.NAVY.MIL, with proposals due by the specified deadline.