The government seeks one duct assembly, heat exchanger, under NSN 1560002641351, with an approved source of 76301 68A830637-1007. Delivery is required to the RSAF F15SA Conversion Program within 5 days after date of order. The solicitation is an RFQ available only through the provided link, and hard copies, specifications, plans, or drawings are not available. All responsible sources may submit a timely quote, and quotes must be submitted electronically.