The government requires 11 units of an Analyzer Assembly (NSN 7H-6665-012673392) for delivery to DLA Distribution North Island Site, NAS North Island, CA 92135. The government does not own the technical data or rights needed to purchase or repair this part from additional sources, and it is uneconomical to acquire the data or reverse engineer the part. The government intends to solicit and negotiate with only one source under FAR 6.302-1, but all responsible sources may submit capability statements or proposals. Proposals will be considered if received within 45 days of this notice’s publication. No budget amount is specified.