Series 56-T temperature actuated regulating valves suit applications that are cooled by fluid where consistent temperatures are desired; for example, when cooling a hydraulic heat exchanger. These self-modulating valves are self-powered ( nonelectric), and suitable for cooling processes using water or other fluids. They come in eight sizes from 3/8 to 21/2 in. and feature brass alloy construction, direct acting bellows, Buna-N seat disc, and replaceable stainless-steel seat beads.
Sterling, Steam Control Products Div., (262) 641-3808,