The Defense Logistics Agency is conducting market research to gauge interest and capability in supplying a specific heat interchanger part, with the approved source being RIX Industries. This is for a potential Indefinite Delivery/Indefinite Quantity long-term contract that includes options to extend the term. Delivery terms are FOB Origin with inspection and acceptance at destination, supporting both customer direct and DLA direct deliveries. This notice is for planning purposes only and is not a solicitation or a commitment by the government, which assumes no financial responsibility for costs incurred by respondents. Interested contractors must review, complete, and return the attached Market Survey by 3:00 PM EST on Monday, March 23, 2026.