• 10 year hydrotest w/ cap
• Comes with a CGA-540 valve for Oxygen
• ISO stamped "USA" for use in the United State
• Oxygen tank is shipped empty with no product or shoulder label
• Color of oxygen tank may vary
• Cylinder Size 6" O.D. x 15" Length
• Weight Empty 13 lbs

Please check with your local welding supply to be sure they will fill DOT approved UN/ISO cylinders. The DOT has approved these cylinders for use in the USA but it is up to the individual supplier as to whether they will refill or exchange them.