The U.S. Coast Guard is seeking a firm-fixed-price contract for replacement of a semi-hermetic refrigeration compressor on the USCGC BERTHOLF, with all work performed on-site in Alameda, CA. This acquisition is a 100% total small business set-aside under NAICS 333415. Award will be made to the responsible offeror with the lowest evaluated price among those receiving acceptable ratings for technical capability and past performance, which are assessed on a pass/fail basis. Technical capability requires clear understanding and compliance with the Statement of Work, while recent relevant past performance must be satisfactory or higher (neutral if none). Offerors must submit firm, all-inclusive pricing with no conditional or escalation terms, and provide subcontractor details if applicable.