The government intends to procure NSN 1H-4820-016778031, quantity 4, under a sole-source action, with delivery FOB origin to Velan Valve United States Opco Inc in Williston, VT. Interested parties may identify their capability or submit quotes, which will be considered for the purpose of determining whether to conduct a competitive procurement. The government does not own the data rights required to purchase or repair this part from additional sources, and reverse engineering is uneconomical. No budget amounts or specific performance timelines are stated.