Used 700 gallon DCI reactor Body, 316 stainless steel construction, approximately 48" diameter x 84" straight side, dish top and bottom, rated 35 PSI and full vacuum at 358 F. internal, jacketed on bottom head only for 135 PSI and full vacuum at 358 F. On legs, 18" maway, (3)3", (2)1.5", 1" top nozzles, 3" bottom outlet, Serial# JS1192, National Board# 4673, built 2000.