Industrial Pressure Gauge Nominal Dial Size 4 in Accuracy +/-1.0 Percent Gauge Case Material Stainless Steel Process Connection Type NPT Process Connection Gender Male Lens Material Polycarbonate Process Connection Size 1/4 in Field Fillable No Process Connection Location Center Back Case Color Metallic IP/NEMA Rating Not Rated Primary Pressure Range 0 to 400 Dry Dampening Feature None Vibration Resistance Liquid-Filled Dial Color White