CARBO Instruments 2- 1/2" Pressure Gauge, ALL STAINLESS STEEL Wetted Parts, Case, Connection, Liquid Filled, 0-60 psi/kPa, Lower 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 Stainless Steel parts