Used 90,000 gallon horizontal carbon steel pressure tank. Rated 250 PSI @ 100 deg F. 130.25' ID x 134' 3" long. Thickness: Shell-.9375"; Heads-.625" U-Stamp, Mounted on (2) welded saddles. Mfg by Riley-Beaird, Built 1981. Ser# 173962-01-4, NB# 53108. U-Stamp. Previous usage: Anhydrous Ammonia. Very Good condition. Drawing & U-1 on file.