NMFC Code 41420 - Freight Classification Details
Tanks, multiunit, railway car or motor truck or trailer, for shipping air, gases or liquids under pressure, steel, wall thickness not less than 11/32 inch, outside diameter not more than 37 inches:
Tanks, multiunit, railway car or motor truck or trailer, for shipping air, gases or liquids under pressure, steel, wall thickness not less than 11/32 inch, outside diameter not more than 37 inches: