3.2" / 81.3 mm “4 cu ft Nitrogen Argon Helium Cylinder Aluminum” has been added to your cart. View cart Grid view List view 4 cu ft Aluminum Cylinder – Standard Dome 4CUFTALVLV New 4 cu ft Aluminum Cylinder 4 cu ft – 113.2 Liters 2216 PSI Service Pressure – 3360 PSI Test Pressure 9″ Height – 3.2″ Diameter DOT- and TC- Approved Add to Quote 4 cu ft Nitrogen Argon Helium Cylinder Aluminum 4CUFT-ALVLV Inert Gas (Nitrogen/Argon/Helium/Neon) Cylinder CGA580 Valve Installed High-Strength, Thick-Wall Aluminum Body Brushed Aluminum Exterior 9″ Height (with valve and handle), 3.2″ Diameter Add to Quote M6 Medical Oxygen Cylinder – Post Valve M6ALVLV Medical ‘M6’ Cylinder with CGA870 Valve for Oxygen 5.8 cu ft – 164 Liters 2216 PSI Service Pressure – 3360 PSI Test Pressure 11.8″ Height – 3.2″ Diameter DOT- and TC- Approved Add to Quote M4 Medical Oxygen Cylinder – Post Valve M4ALUM Medical ‘M4’ Cylinder with CGA870 Valve for Oxygen 4 cu ft – 113.2 Liters 2216 PSI Service Pressure – 3360 PSI Test Pressure 9″ Height – 3.2″ Diameter DOT- and TC- Approved Add to Quote MB08 Medical Oxygen Cylinder- Post Valve – High Capacity MB08-HC Add to Quote