From the notice

NSN 1R-1560-015532997-V2, IAW REF NR 901-031-644-101, QTY 5 EA, DELIVERY FOB ORIGIN. ALL CONTRACTUAL DOCUMENTS (I.E. CONTRACTS, PURCHASE ORDERS, TASK ORDERS DELIVERY ORDERS AND MODIFICATIONS) RELATED TO THE INSTANT PROCUREMENT ARE CONSIDERED TO BE "ISSUED" BY THE GOVERNMENT WHEN THE COPIES ARE EITHER DEPOSITED IN THE MAIL, TRANSMITTED BY FACSIMILE, OR SENT BY OTHER ELECTRONIC COMMERCE METHODS, SUSH AS EMAIL. THE GOVERNMENT'S ACCEPTANCE OF THE CONTRACTOR'S PROPOSAL CONSTITUTES BILATERAL AGREEMENT TO "ISSUE" CONTRACTUAL DOCUMENTS AS DETAILED HEREIN. EARLY AND INCREMENTAL DELIVERIES ACCEPTED AND PREFERRED. The proposed contract action is for supplies or services for which the Government intends to solicit and negotiate with only one source under the authority of FAR 6.302-1. All responsible sources may identify their interest and capability to respond to the requirement or submit proposals, quotationsor capability statements. This notice of intent is not a request forcompetitive proposals. However, all proposals received within 45 days (30days if award is issued under an existing Basic Ordering Agreement (BOA) afterdate of publication of this synopsis will be considered by the Government. A determination by the Government not to compete with this proposed contract based upon responses to this notice is solely within the discretion of the Government. Information received will normally be considered solely for the purpose of determining whether to conduct a competitive procurement.

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