The U.S. Coast Guard is soliciting quotes for a firm-fixed-price purchase order to supply an SSDG long block (including a Caterpillar 3406 parts list) in accordance with the attached Statement of Work. Delivery is required by October 5, 2026, to the CGC RESOLUTE in Portsmouth, VA, with FOB destination terms. This procurement is a total small business set-aside, and interested vendors must be actively registered in SAM. Award will be based on best value considering specification, price, past performance, and quality, with the government reserving the right to make an all-or-none award. Vendors must submit a detailed quotation on company letterhead including cost breakdown, unit and extended pricing, payment terms, warranty information, UEI, and CAGE code.