D1367 Commercial Pressure Gauge Nominal Dial Size 3 1/2 in Accuracy +/-3-2-3 Percent Gauge Case Material 304 Stainless Steel 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 Silver IP/NEMA Rating Not Rated Primary Pressure Range 0 to 400 Dry Dampening Feature None Vibration Resistance None Dial Color White