The U.S. Coast Guard is seeking quotes for an underwater body inspection and zinc renewal on the CGC CLARENCE SUTPHIN, with performance at Toll Offshore Petroleum Services in Singapore. The required period of performance is September 17-18, 2026 (primary) or September 21-22, 2026 (secondary). This is an unrestricted solicitation under full and open competition, but the government may award as a small business set-aside if advantageous. The award will be a firm-fixed-price purchase order based on best value considering technical specification, price, past performance, and quality, with an all-or-none basis possible. Offerors must be registered in SAM.gov and provide detailed cost breakdowns and product data for technical review.