Used 100 gallon 304 STAINLESS STEEL PRESSURE TANK, Rated for 25 psi @ 150 deg. F and 15 psi Vacuum, Full Vacuum. 30 inch diameter x 35 inch with dished bottom and top. On wheeled platform, overall 49.5 inch x 48 inch x 71 inch to top of flange. .135 inch shell and .135/.187 inch heads thickness. (2) top lifting lugs. Top fittings: (2) 6 inch, (3) 2 inch, 1 inch top center flanged. (1) 4 inch tri-clamp; 1 inch bottom center outlet, 4 inch bottom port with Teflon plug. Mfg by Precision Stainless, No. 981788-5, Built 1999, National Board no. 8044. Drawing no. 52048D.