The Department of Defense, through the NAVSUP Weapon Systems Support, is soliciting proposals for the procurement of 20 units of the STEM, Fluid Valve (NSN 1HM 4820-01-545-4040), which is critical for shipboard systems and classified as SPECIAL EMPHASIS material. The procurement requires adherence to stringent quality assurance standards, including ISO-9001, ISO-10012, or ANSI-Z540.3, along with extensive testing and certification processes to ensure compliance with specified material and manufacturing requirements. Interested small businesses are encouraged to participate in this total small business set-aside opportunity, and inquiries can be directed to Ashton Perry at ASHTON.K.PERRY.CIV@US.NAVY.MIL. The solicitation details are available in the attached RFQ document, which outlines the necessary qualifications and submission guidelines.