Full Face Flange Gasket, Gasket Material Silicone, Insert Material None, For Pipe Size 1 1/2 in, For Flange ANSI Class 150, Binder Material None, Color Blue, Inside Diameter 1 7/8 in, Minimum Operating Temperature -50 Degrees F, Maximum Operating Temperature 400 Degrees F, Outside Diameter 5 in, Thickness 1/8 in, Number of Bolt Holes 4, Bolt Hole Diameter 5/8 in, Gasket Type Full-Face Gasket, Metal Detectable Gasket Yes, Included Fasteners Not Applicable, Hardness Not Rated