Use to blank off pipelines, valves, and pumps, or as an inspection cover. - Suitable for use with Schedule 40 or 80 stainless steel pipe, in applications with air, water, natural gas, and steam. Connection Surface / Raised Face Nominal Pipe Size / 2 in Fitting Connection Type / Flanged x Blind Flange Outside Diameter / 6 1/2 in Flange Thickness / 7/8 in Overall Length / 7/8 in Pipe Fitting Material / 304/304L Stainless Steel, Stainless Steel Material Grade / 304/304L Class / Class 300 Maximum Operating Pressure / 720 psi Max. Steam Pressure / 300 psi Number of Bolt Holes / 8 Bolt Circle Diameter / 5 in Bolt Hole Diameter / 3/4 in Standards / ASME A182, ASME B16.5