4.4" / 112 mm Grid view List view M9 “C” Medical Oxygen Cylinder – Post Valve M9ALUM Medical ‘M9’ Cylinder with CGA870 Valve for Oxygen 8.8 cu ft – 248.4 Liters 2015 PSI Service Pressure – 3360 PSI Test Pressure 10.6″ Height – 4.4″ Diameter DOT- and TC- Approved Add to cart Add to Quote M7 Medical Oxygen Cylinder – Post Valve M7ALUM Medical ‘M7’ Cylinder with CGA870 Valve for Oxygen 7.4 cu ft – 209.6 Liters 2015 PSI Service Pressure – 3360 PSI Test Pressure 9.2″ Height – 4.4″ Diameter DOT- and TC- Approved Add to cart Add to Quote MC13 Medical Oxygen Cylinder – Post Valve – High Capacity MC13-HCAdd to cart Add to Quote MD22 Medical Oxygen Cylinder – Post Valve -High Capacity MD22-HCAdd to cart Add to Quote