AOZ1399 Features: * Price Is For One Each -Minimum Order Of 1 * 1 1/2 X400 Gauge Brass * RADNOR 1/CG * Suitable for replacement on regulators and flowmeters of any manufacturer. General-duty gauges available with either brass or steel cases. High visibility faces with calibrations to fit prescribed gas service. One-piece polycarbonate gauge crystals protect users. 1/8"""" NPT threads * UNSPC CODE: 23171500 * Replacement Gauges Replacement Gauges gas equipment accessories accessory Construction: * 1-1/2X400 GAUGE STEEL RED