The U.S. Coast Guard seeks a firm-fixed-price contract to replace 69 diesel engine hoses aboard the USCGC HEALY, requiring on-site labor for removal, fabrication, testing, and installation. All services must be performed at Coast Guard Base Seattle in Seattle, Washington, with a performance period from June 29, 2026, through July 10, 2026. This opportunity is a total small business set-aside under NAICS code 488390, with no specific budget amount mentioned. Award will go to the lowest-priced, technically acceptable offeror, with past performance evaluated as acceptable or neutral. The contractor must demonstrate capability to meet the Statement of Work and SFLC Standard Specification 5000, Appendix C.