Used 1250 liter working volume / 330 Gallon B. Braun Fermenter. 316L-SS Shell rated 50PSI/FV @ 350 deg F, 304L-SS Jacket rated 50 PSI @ 350 deg F. Dished heads. 42" dia x 54" straight side. Built: 1995, Serial # 1058-7; National Board # 6118. Leg mounted. Note: With bottom mounted mixer. (Note: Unit has agitator shaft, missing blades, Needs 3HP motor)