This opportunity is for a firm fixed price contract to supply 18 units of a specific heat exchanger (NSN 1660-01-412-7467, P/N L8602728-1) from Honeywell International. Delivery is required 159 days after receipt of order, with FOB and inspection/acceptance both at the origin. The solicitation is unrestricted but uses other than full and open competition, and a subcontracting plan is required for offers over $900,000. Offerors must be registered in SAM, and alternate offerors must submit a Source Approval Request package with their proposal. The contract award will consider price, past performance, and other evaluation factors.