X SERIES WORTHINGTON STEEL CYLINDERS - XS SCUBATabs Description Hot Dip Galvanized exterior finish Manufactured using the deep draw process with Chromium Molybdenum steel Approved for use in the US (DOT) and Canada (TC) Oxygen cleaned for use with up to 40% pre-blended Nitrox XS Scuba PRO valve with Safety Handwheel High quality, injection-molded tank boot Inlet thread is standard 3/4”-14 NPSM Specifications Part # Diameter Volume X7-65 7.25" 65 Cubic Feet at 3442 PSI LP85 7.25" 85 Cubic Feet at 2400 PSI Downloads Public Safety Catalog