D1349 Commercial Vacuum Gauge Nominal Dial Size 3 1/2 in Accuracy +/-3-2-3 Percent Gauge Case Material ABS Plastic Process Connection Type NPT Process Connection Gender Male Lens Material Acrylic Process Connection Size 1/4 in Field Fillable No Process Connection Location Center Back Case Color Black IP/NEMA Rating Not Rated Primary Pressure Range 30 to 0 Dry Dampening Feature None Vibration Resistance None Dial Color White Pressure Gauge Type General Purpose Dial Pressure Gauge