Precision Stainless Kettle, 300 Liter (79 Gallon), Stainless Steel, Vertical. Internal rated atmospheric at -20 to 350 degrees F. 304L Stainless steel dimple jacket rated 90 psi at -20 to 350 degrees F., vacuum design 15 psi. Dish top/bottom. 1/5" Center bottom outlet. Serial #5799-2. National Board #4126. Built 1992.