The T&S 017150-45K Rubber Base Seal is a critical component for maintaining the integrity of your commercial kitchen faucets, specifically designed for T&S B-2730 and B-2731 single-lever models. Made from high-quality, flexible rubber, this seal creates a tight, leak-proof fit while remaining impervious to corrosion—an essential feature in high-traffic restaurant environments where durability is non-negotiable. Whether you're performing routine maintenance or addressing leaks, this part ensures your faucets remain functional and compliant with health and safety standards. Its compact yet sturdy design (1 3⁄8 in. inner dia. x 1 11⁄16 in. outer dia. x 3⁄16 in. H) makes it a reliable choice for commercial sinks where performance and longevity matter. Backed by a 1-year limited warranty, this seal is a cost-effective solution for restaurants, cafes, and food service businesses prioritizing efficiency and reliability in their equipment.