The 4" SILICONE Butterfly Valve Repair Kit includes one silicone seat and two nylon stem bushings, designed for easy maintenance of butterfly valves in sanitary applications. This kit is essential for ensuring optimal performance and longevity of your valve system. The silicone material provides excellent sealing properties, while the nylon bushings enhance durability and reduce wear. Ideal for food and beverage processing, this repair kit meets industry standards, ensuring compliance and reliability in critical applications.