K4575 Panel-Mount Compound Gauge Nominal Dial Size 2 1/2 in Accuracy +/-1.5 Percent Gauge Case Material Cast Brass 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 to 400 Dry Dampening Feature None Vibration Resistance Liquid-Filled Dial Color White Pressure Gauge Type Industrial Pressure Gauge