Compression Packing Seal Product Type Compression Packing Seal Overall Length 25 ft Ambient Temperature - Maximum 650 Degrees F Pressure for Pumps - Maximum Not Rated pH - Maximum 14 pH Temperature in Steam - Maximum 1 200 Degrees F Standards OSHA RoHS Seal Material Graphite Shaft Speed - Maximum Not Rated pH - Minimum 1 pH Packing Seal Size 5/8 sq in Pressure for Valves - Maximum 3 500 psi Includes Lubrication Ambient Temperature - Minimum -100 Degrees F Color Gray