The 4" EPDM Butterfly Valve Repair Kit includes one EPDM seat and two nylon stem bushings, designed for maintaining and repairing butterfly valves in sanitary applications. This kit is essential for ensuring the longevity and performance of your valve, providing a reliable seal and smooth operation. The EPDM material offers excellent resistance to chemicals and temperature variations, making it suitable for food processing and pharmaceutical industries. This repair kit is compatible with standard 4" butterfly valves, ensuring easy installation and effective maintenance.