DERNORD Sampling Replacement Seal is made of viton,it fits both DERNORD sample valves 1/2 inch NPT thread and DERNORD sample valve Tri-clamp type.

DERNORD Sample Cook Valves are used in piping systems or on tanks for sampling. It is used for low viscosity materials, such as water, beer, wine, fluid milk and so on. It has a maximum operating pressure rating 150 (psi depending on the valve size) at 70 degrees F ambient temperature. It is suitable for use in the food, beverage, biotech, pharmaceutical, and other hygienic applications. When purchasing fittings, consider the application, as this will affect material type, shape, size, pressure drop and required durability.