Pressure Gauge Nominal Dial Size 4 1/2 in Accuracy +/-3-2-3 Percent Gauge Case Material Steel Process Connection Type NPT Process Connection Gender Male Lens Material Plastic Process Connection Size 1/4 in Process Connection Location Bottom Case Color Black Primary Pressure Range 0 to 160 Liquid-Filled Case No Socket Material Brass Sensor Material Bronze Series 1000 Application Machinery and Metal Working OEM Equipment Pumps and Compressors Primary Scale Units psi