WIKA 50365631 Standard Digital Pressure Gauge, Stainless Steel 316L Wetted Parts, 4-1/2" Dial, 0-10000 psi Range, +/-0.5% Accuracy, 1/4" Male NPT Connection, Bottom Mount Stainless steel 316L wetted parts for chloride corrosion resistance Digital display is four and one-half inches in diameter is and enclosed in a stainless steel case that resists corrosion Measures pressure in psi, bar, or kPa, up to 10,000 psi Display accuracy is + or - 0.25 percent of span over the entire range of the gauge (ASME B40.100 Grade 3A) Lower mount male connection with 1/4" NPT rate