The Series 8500 Butterfly Valves can be used in a wide range of agricultural, as well as industrial applications. They are a wafer style valve and mount between standard ANSI 125#/150# flanges. The butterfly valve can be used as a shut off valve, and in throttling applications. With features like epoxy coated bodies, nylon bearing, and Buna-N liner; this valve ensures long-lasting, reliable use.