The Department of Defense, through the Defense Logistics Agency (DLA Troop Support), is seeking quotes for the procurement of a heat exchanger, specifically NSN 4130014191030. The requirement includes a quantity of one unit to be delivered to DLA Distribution within 167 days after the order is placed, with the approved source being 28953 A71-D2416-1. This procurement is critical for maintaining air conditioning and refrigeration systems, which are essential for various military operations. Interested vendors are encouraged to submit their quotes electronically, as hard copies of the solicitation will not be available, and any inquiries should be directed to the buyer via email at DibbsBSM@dla.mil.