The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking contractors for the procurement of heat exchangers related to the NRP and OBOGS systems. This presolicitation opportunity involves the acquisition of miscellaneous aircraft accessories and components, specifically classified under the PSC code 1680. The heat exchangers are critical for maintaining the operational efficiency and safety of aircraft systems. Interested parties can reach out to Brian J. Emde at (215) 697-4313 or via email at BRIAN.J.EMDE.CIV@US.NAVY.MIL for further details regarding this opportunity.