Used 50,000 gallon horizontal carbon steel liquid CO2 pressure tank. Mfg by Beaird. Ser# 150718-2 HEM 0-107B,Built 1967. 146.25' OD x 60' 9" long. Internal rating: 255 PSI @ 500 deg. F. Mounted on saddles. Heads- .11/16"; Shell; .1-1/8". U-Stamp, Good condition. Last service - Liquid Hydrogen.