Industrial 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 Polycarbonate Process Connection Size 1/4 in Field Fillable No Process Connection Location Bottom Case Color Black IP/NEMA Rating Not Rated Primary Pressure Range 30 to 0 Dry Dampening Feature FlutterGuard Dial Color White Pressure Gauge Type General Purpose Dial Pressure Gauge Liquid-Filled Case No