Pressure Gauge with Diaphragm Seal: 0 psi to 60 psi, 1259/311-312, 4 1/2 in Dial, Bottom

These gauges have a nickel alloy C-276 mini-seal that protects the gauge from corrosion, pitting, and other damage. They are commonly used in applications requiring protection from solids and chemicals like chlorine, sulfuric acid, and hydrofluoric acid which may not be compatible with stainless steel or brass/bronze wetted parts.