Blind Flange, Raised Face, 4 in Nominal Pipe Size, Flanged x Blind, 10 in Flange Outside Diameter, 1 1/4 in Flange Thickness, 1 1/4 in Overall Length, Stainless Steel, 304/304L, Class Class 300, 720 psi Maximum Operating Pressure, 300 psi Max. Steam...