Gasket Sheet, Gasket Material Graphite, Color Mahogany, Backing Type Plain, Binder Material Buna-N, Overall Width 15 in, Overall Length 15 in, Thickness 1/8 in, Form Sheet, Minimum Operating Temperature -100 Degrees F, Reinforced Yes, Maximum Operating Pressure 2,000 psi, Maximum Operating Temperature 1,000 Degrees F, Metal Detectable No, X-Ray Detectable No, Hardness Not Applicable, Standards ABS Standard, ASME B16.21, STR 508(5) Rev. 2 and Fire Safe, System of Measurement Inch