Precision Stainless 50 x 54 inch vessel with agitator. National Board certification maximum working pressure is 50.3 PSIG at 374 degrees farenheit. The shell and head are 304 stainless steel with a shell thickness of .187 inches, head thickness of .250/.187 inches, with a head dish radius of 42/16 inches. The top head has a 14 inch manway and 2-4 inch, 3-3 inch, 1-1 1/2 inch, 1-1 inch, and 1-1/2 inch victaulic fittings. The bottom head has 1-5 inch and 1-2 inch victaulic fittings and 1-1 1/2 inch raised flange fitting. There is 1-1 1/2 inch raised flange fitting on the top sidesheet. Overall height is 112 inches with the agitator.