This is a sole-source procurement for 4 units of a specific part (NSN 1H-4730-011456423), as the government lacks the data or rights to purchase or repair it from other sources. Delivery is required FOB origin. Interested parties must submit proposals, quotations, or capability statements within 45 days of the synopsis publication to be considered. The government will evaluate responses solely to determine if a competitive procurement is feasible. No budget amount or performance location is specified.