Commercial Vacuum Gauge Nominal Dial Size 2 1/2 in Accuracy +/-3-2-3 Percent Gauge Case Material ABS Process Connection Type NPT Process Connection Gender Male Lens Material Plastic Process Connection Size 1/4 in Field Fillable No Process Connection Location Lower Back Case Color Black IP/NEMA Rating IP65 Primary Pressure Range 30 to 0 Dry Dampening Feature None Vibration Resistance Liquid-Filled Dial Color White Pressure Gauge Type General Purpose Dial Pressure Gauge