This recertified Medical MD Oxygen Cylinder is perfect for professional or personal home oxygen use. With a 14.6 cu ft capacity,this medical oxygen cylinder is perfect for portability and smaller spaces. This lightweight, easy to transport aluminum requalified cylinder is DOT approved, and ready for medical or industrial use. It comes fitted with a CGA870 post valve installed and a freshly painted dome in a Medical Green color for easy identification. PREMIUM CONSTRUCTION Reconditioned High-quality aluminum body Clearcoat protected Medical green rust-resistant painted dome CGA870 medical post valve installed Approximately 4.4â?³ in diameter x 16.3â?³ in height* (with valve) Weighs approximately 6 pounds Capacity 14.6 cubic foot 2015 PSI service / 3360 PSI test pressure Stamped DOT-3AL2015 5-year retest interval Recertified test within 180 days prior to shipment