The Portsmouth Naval Shipyard in Kittery, Maine, is conducting market research to identify sources capable of removing, reinstalling, and testing HPAC units #1 and #2 under a future Firm Fixed Price contract. This is a sources sought notice only and not a formal solicitation. Responses are due by 8:00 AM EST on Wednesday, March 25, 2026. Interested parties must have an active SAM.gov registration and CAGE code and are requested to submit a capabilities statement via email. The information gathered will help the government determine whether to proceed with a competitive procurement.