Pressure Gauge Nominal Dial Size 4 1/2 in Accuracy +/-1.00 Percent Gauge Case Material 304 Stainless Steel Process Connection Type NPT Process Connection Gender Male Lens Material Glass Process Connection Size 1/2 in Process Connection Location Bottom Case Color Stainless Steel Primary Pressure Range 0 to 600 Socket Material 316L Stainless Steel Sensor Material 316L Stainless Steel Series 1009