The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking suppliers for solenoid valves under the presolicitation notice. The procurement involves the acquisition of four units of NSN 7R-4810-012182359-EY, with a Technical Data Package (TDP) version 004, and delivery is required on a Free on Board (FOB) origin basis. These solenoid valves are critical components used in various military applications, ensuring operational efficiency and reliability. Interested vendors should reach out to Helen I. Carmelo at (215) 697-1138 or via email at HELEN.I.CARMELO.CIV@US.NAVY.MIL for further details regarding the procurement process.