Unused 30" diameter Offenhauser Column, all 304L stainless steel construction, 30" diameter x 92'8" overall straight side, dished top and bottom, rated 56 PSI and full vacuum internal @ 400 degrees F, sectional design with 11'1" bottom, 19'1", 34'7", 25'4", 2'3" top sections, 4'2" stainless steel skirt, 3285 gallon capacity, 3/8" thick heads, 5/16" to 3/8" thick shell, (2) 10", (1) 8", (2) 4", (1) 3", (1) 2" process nozzles, Serial No. 98-9251B, National Board no. 813, new 1999 and never installed, 16000#.