The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking to procure three units of the Coolant Pump Assembly, identified by NSN 7R-1680-015612391-E7. This procurement requires engineering source approval to ensure the quality of the part, necessitating that the acquisition or repair be conducted by approved sources with unique design capabilities and manufacturing knowledge. The contract will be awarded based on qualifications, with a presolicitation notice indicating that all responsible sources may express their interest and capability within 45 days of publication. Interested parties can contact Joshua J. Seltzer at (215) 697-2849 or via email at joshua.j.seltzer@navy.mil for further details.