Features Commonly used to blank off pipelines, valves, and pumps, or as an inspection cover, this GRAINGER APPROVED blind flange allows you to bolt 2 flanges together with a gasket to form a tight seal that still eases access to the piping system. This model is sometimes referred to as “blanking flange” and is for use with air, water, oil, natural gas, or steam. Specific Fitting Shape / Blind Flange Connection Surface / Raised Face Nominal Pipe Size / 2 in Fitting Connection Type / Flanged x Blind Pipe Fitting Material / Steel Class / Class 150 Maximum Operating Pressure / 150 psi Application / Air, Natural Gas, Non-Potable Water, Propane, Steam Standards / ASME B16.3, ASME B16.4, ASTM A105, ASTM A197, ASTM A47, FM Approved, UL Listed