Pressure Regulating Valve, 2 Way, NPT, Connection Size (In. ) 1/2, Port (In. ) 1/2 in, Design Pressure (PSIG) 320 psig, Set Points 115 Degrees F to 180 Degrees F, Application Temperature Regulation, For Use With Air Coolers, Fluid Coolers, Heat Exchangers, Oil Coolers, STT15A-602R, SET29A-624R. This item has been restricted from sale in the following state (s): []