K4523 Panel-Mount Vacuum Gauge Nominal Dial Size 2 in Accuracy +/-2-1-2 Percent Gauge Case Material Steel Process Connection Type NPT Process Connection Gender Male Lens Material Acrylic Process Connection Size 1/8 in Field Fillable No For Panel Cut-Out Size 2.11 in Process Connection Location Center Back Case Color Black IP/NEMA Rating IP52 Primary Pressure Range 30 to 0 Dry Dampening Feature None Vibration Resistance None Dial Color White