H8407 Industrial Pressure Gauge Nominal Dial Size 4 in Accuracy +/-2-1-2 Percent Gauge Case Material Stainless Steel Process Connection Type NPT Process Connection Gender Male Lens Material Polycarbonate Process Connection Size 1/2 in Field Fillable No Process Connection Location Bottom Case Color Metallic IP/NEMA Rating Not Rated Primary Pressure Range 0 to 1 500 Dry Dampening Feature None Vibration Resistance Liquid-Filled Dial Color White