From the notice

A 100% Small Business Set-Aside solicitation will be issued to establish an Indefinite Quantity Contract (IQC) for NSN 1560-01-065-1906, a DUCT ASSEMBLY, EXHAUST, LEFT HAND. The award will be for a 5-year base period. The Estimated Annual Quantity (EAQ) is 40 each. Production units will be FOB: Destination; Inspection /Acceptance: Origin. Item is critical but not deemed a Critical Safety Item. Contractor First Article Testing and Export Control apply. Surge does not apply. The proposed contract action is for supplies for which the Government intends to solicit and negotiate with only one or a limited number of sources under the authority of FAR 6.302. The NSN is in accordance with BASIC DRAWING # 98752 7842839, Revision A, DTD 08/07/1979, PPN 7842839-10. DLA Aviation does possess complete technical data on this part for any interested vendor. Interested persons may identify their interest and capability to respond to the requirement or submit proposals. This notice of intent is not a request for competitive proposals. However, all proposals received within forty-five days after date 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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