CARBO Instruments 2- 1/2" Pressure Gauge, Stainless Steel Case, Liquid Filled, Compound Vacuum -30Hg/ +30psi, Back Mount 1/4" NPT Reliable and dampen Pulsation & Vibration Oil, Water, Air, Compressor, Hydraulics, HVAC, Gaseous & Liquid media that are not highly viscous or crystallizing and not corrosive or oxidizing to copper alloy parts
