This is a sole source solicitation with the intent to award a firm fixed-price purchase order to Rhode and Schwarz. The Government will consider proposals received by 28 March 2026 at 7:00am EST, though it is not a request for competitive proposals. All offerors must be registered in SAM.gov and provide a firm fixed-price quote, which will be evaluated for lowest price. Required submission information includes FOB terms, shipping costs, tax ID, and proof of being an authorized distributor. Performance of services is based at NAWCAD in Patuxent River, Maryland.