LIQUID FILLED PRESSURE GAUGE STAINLESS STEEL 304 Pressure range: 0-200psi For pressure measuring of gas, liquid which is not corrosive to brass, also where vibration and pulsation is a concern. 2-1/2" dial size, 1/4"NPT lower mount Stainless steel case, brass wetted parts, glycerin filled Accuracy: +/-3-2-3%