300 cu ft Steel Cylinder – Standard Valve – Cap & Collar New 300 Steel Cylinder 300 cu ft – 1132 Liters 2400 PSI Service Pressure – 4000 PSI Test Pressure 56.5″ Height – 9.1″ Diameter DOT- and TC- Approved 300 cu ft Steel Cylinder - Standard Valve - Cap & Collar quantity Add to cart Add to Quote SKU: 300STEEL Categories: Compressed Gas Cylinders, Industrial Steel Cylinders Capacity 300 cu ft / 8495 l Diameter 9.1" / 231 mm Height 56.5" / 1435 mm Material Steel Service Pressure 2400 PSI / 166 Bar