The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Philadelphia, PA, is soliciting offers for the procurement of air heat exchangers. The contract requires newly manufactured spares that meet specific quality standards, including FAA certification, and prohibits refurbished or remanufactured items. These heat exchangers are critical components used in aircraft systems, ensuring efficient heating and cooling operations. Interested suppliers must submit proposals to the primary contact, Naseem Aoun, via email at NASEEM.AOUN@DLA.MIL, and adhere to the guidelines outlined in the solicitation, with a focus on compliance with various quality and inspection requirements.