Used approximately 150 gallon stainless steel reactor. Internal rated 116 PSI / Full vacuum @ 400 degrees F. Jacket rated 75/FV @ 400 degrees F. 1 tier 6 blade disc agitator. 2 hp Lightning drive model 71S2 17.5:1 ratio 100 rpm output. Vessel approximately 24"" diameter X 68"" straight side. Serial number 2252. National board number 1237. Built 1980. Alloy Fab.