Major Manufacturers of High-Pressure Cylinders PHMSA/DOT High-Presuure Cylinder Manufacturer IDs Official Manufacturer ID PDF Luxfer Gas Cylinders Luxfer Resources Catalina Cylinders Catalina Resources Worthington Enterprises Worthington Enterprises Norris Cylinder Norris Cylinder Cyl-Tec Inc. Cyl-Tec Inc. Resources Thunderbird Cylinders Thunderbird Cylinders
