Expansion Tank Gauge, Pipe Size 1/2 in, Connection MNPT, Body Material Stainless Steel, Max. Pressure 250 psig at 406 Degrees F, Max. Temp. 350 Degrees F, Glass Tube O. D. 5/8 in, Glass Length 12 in, Number of Guard Rods 2, Center to Center Length 14 in, Water Gauge Gasket Material TFE with Hypalon, Wheel Material Aluminum, Includes Shutoff Valve and Drain Valve, Standards CRN Registered OF 6616.5C. This item has been restricted from sale in the following state (s): []