The O Ring for 5" Housing Kit As568-237 Nbr from BOSHART INDUSTRIES INC is designed for reliable sealing in various applications. Made from high-quality NBR material, this O-ring is specifically engineered to withstand high pressures and temperatures, ensuring a secure fit in housing kits. Its precise dimensions conform to the AS568-237 standard, making it ideal for use in pumps, valves, and other industrial applications. This O-ring is essential for preventing leaks and maintaining the efficiency of housing kits, providing durability and reliability in demanding environments.