Cylinders meeting the needs of the medical industry and patients | Thunderbird Cylinders

Medical Cylinders on left. Medical professional with patient on right.


Improving the patient's quality of life and the industry's quality of care

From homes to healthcare settings, our stable, corrosion-resistant aluminum medical cylinders meet the needs of patients and the industry alike. We manufacture high-capacity cylinders for healthcare institutions in need of large quantities of medical gases and more compact, lightweight cylinders ideal for easy handling in homes and emergency situations.

The largest selection of aluminum gas cylinders in the United States

See our full line of medical cylinders, available in a range of size and weight options. We offer the broadest portfolio of high-quality aluminum gas cylinders to safely serve compressed gas market needs.


Our medical cylinders are made from 6061 alloy, an aluminum magnesium-silicon blend that improves durability and performance.

  • Cycle-tested in excess of 10,000 cycles at test pressure
  • Minimum burst pressure tested to 2.5 times service pressure without failure
  • Small and intermediate models with thread size: .750-16 UNF-2B
  • Large models (M33, M60, M90, and M122) with thread size: 1.125-12 UNF-2B
  • Includes standard medical valve
  • Green painted shoulder, brushed side wall and clear coat
  • Custom TMI labeling available
  • U.S. Department of Transportation (DOT) 3AL
  • Transport Canada (TC) 3ALM
Group of medical cylinders
Medical gas cylinder close up
[performance under pressure]