The Department of Defense, through the Department of the Navy's NAVSUP Weapon Systems Support, is seeking to procure seven units of the Water Sep Assembly, identified by NSN 7R-1680-015612515-E7. This procurement is intended to fulfill a specific requirement under the authority of FAR 6.302-1, indicating that the government plans to negotiate with two sources for this item, which is critical for various aircraft operations. Interested parties are encouraged to express their interest and capability to meet this requirement, with proposals being accepted within 45 days of the notice publication. For further inquiries, potential vendors can contact Eric M. Tarkett at (215) 697-4313 or via email at ERIC.TARKETT@NAVY.MIL.