The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support, is seeking procurement for heat exchangers, classified under the PSC code 1660, which pertains to aircraft air conditioning, heating, and pressurizing equipment. This presolicitation opportunity aims to fulfill the critical need for reliable thermal management systems essential for maintaining operational efficiency in naval aircraft. The procurement is vital for ensuring the safety and comfort of personnel while enhancing the performance of aircraft systems. Interested vendors can reach out to Jessica P. Laychock at (215) 697-3992 or via email at JESSICA.LAYCHOCK@NAVY.MIL for further details regarding the opportunity.