Valve Stem Packing, Product Type Valve Stem Packing, Overall Length 3 in, Ambient Temperature - Maximum 500 Degrees F, Pressure for Pumps - Maximum 500 psi, pH - Maximum 14 pH, External Coating Not Applicable, Temperature in Steam - Maximum 500 Degrees F, Standards , Seal Material PTFE, Shaft Speed - Maximum Not Rated, pH - Minimum 0 pH, Packing Seal Size 7/32 sq in, Pressure for Valves - Maximum 500 psi, Ambient Temperature - Minimum -400 Degrees F, Color White