Used 50 gallon Stainless Steel Pressure Mix tank Rated 25 psi and Full Vac. at 300 F.(no jacket). 24" diameter x 23" straight wall. Bolt on Dish top and Dish bottom. Material of construction: 316L. Built with a #4 internal finish, internal baffle. .3 HP Lightnin Agitator drive with shaft and small boat props. Top includes Center agit, (1)3", (2) 1", 4" hand hold with cover. Bottom dish includes 2" center bottom outlet and 1 off center outlet. Carbon steel legs. Mfgd. by Chuck Gurdin Inc. National Board No. 124, Serial number 3591C, built 1996.