Used 30,000 Gallon vertical, carbon steel pressure tank, internal rated 50 PSI at 15 deg F. Manufactured by Pro-Quip, Built 1997. S/N: 3952, NB# 1590. 9' ID x 58' Straight Side. Shell thickness: .375", Head thickness: .3125". Skirt mounted. Nozzles: 16" Manway, (3) 6", (7) 1". Good Condition.