The U.S. Army Corps of Engineers, Portland District, is conducting market research to identify contractors capable of supplying four (4) dredge pump cases with specific alloy and physical property requirements. This is a Sources Sought notice, not a solicitation, and no contract will be awarded from this announcement. Interested parties must submit a Statement of Capability, pump specification sheets, and proof of SAM registration, including their CAGE code and small business status under NAICS 336611. No budget amount or performance location is specified in the description. No submission deadlines or bid dates are provided.