The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking suppliers for spare power supply assemblies under the presolicitation notice. The procurement falls under the NAICS code 333613, which pertains to Mechanical Power Transmission Equipment Manufacturing, and the PSC code 6130, indicating the need for electrical converters that are nonrotating. These assemblies are critical for maintaining operational readiness and reliability of naval systems. Interested vendors can reach out to Colleen Courtney at 1-564-230-2199 or via email at colleen.courtney.civ@us.navy.mil for further details, including the attached synopsis file that outlines specific requirements.