Vacuum Gauge Nominal Dial Size 12 in Accuracy +/-1 Percent Gauge Case Material Aluminum Process Connection Type NPT Process Connection Gender Male Lens Material Glass Process Connection Size 1/2 in Process Connection Location Bottom Primary Pressure Range -30 to 0 Socket Material 316L Stainless Steel Sensor Material 316L Stainless Steel Series 1010 Application Deionized Water Hydraulics and Pneumatics Refrigeration Specialized OEM Equipment