The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support MECH, is seeking to procure four units of a centrifugal pump for repair or modification. The procurement involves a specific National Stock Number (NSN 7H-4320-014379657-PP) and is classified under the Power and Hand Pumps category, indicating its critical role in military operations. The government intends to negotiate with only one source due to the unavailability of data rights necessary for competitive procurement, and interested parties are encouraged to express their capabilities within 45 days of this notice. For further inquiries, potential vendors can contact Alison E. Harper at (771) 229-0456 or via email at ALISON.E.HARPER.CIV@US.NAVY.MIL.