The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure frequency reference units under a presolicitation notice. The requirement includes a quantity of 7 units of the National Stock Number (NSN) 0R-6625-016927542-P8, with delivery terms set to FOB Origin. These electrical and electronic properties measuring and testing instruments are critical for various defense applications, ensuring accurate frequency measurements in military operations. Interested vendors should reach out to Brian T. Kent at (215) 697-0000 or via email at BRIAN.T.KENT.CIV@US.NAVY.MIL for further details regarding this opportunity.