The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support MECH, is seeking qualified vendors for the procurement of sonar panels, identified by NSN 1H-5845-015938990-ST, with a total quantity of 2 units. This procurement requires engineering source approval to ensure the quality of the parts, necessitating that any alternate sources must qualify according to the design control activity's procedures approved by the relevant Government engineering activity. The sonar panels are critical components used in underwater sound equipment, and the contract will only be awarded to offerors who meet the qualification requirements at the time of award, as outlined in FAR clause 52.209-1. Interested parties should contact Alison N. Bruker at (717) 605-6447 or via email at ALISON.N.BRUKER.CIV@US.NAVY.MIL for further details, and they are encouraged to express their interest in providing commercial items within 15 days of this notice.