The US Coast Guard is conducting market research for a potential five-year, firm-fixed-price requirements contract to supply approximately 502 parts across 20 national stock numbers for ventilation systems on 87’ WPB and 154’ WPC class vessels. Vendors must provide parts that meet OEM Novenco specifications, with certification required to guarantee compatibility. The anticipated contract includes five one-year ordering periods, though no specific budget amount is mentioned. Performance of services is tied to supporting the USCG SFLC PBPL, with no specific location for performance stated. Responses to this sources sought notice are due by May 29, 2026, to determine interest and capability for a potential small business set-aside.