Used DCI pressure tank, 50 gallon, 316L stainless steel measuring 24" diameter x 26" straight side with dished top and bottom with Lightning mixer Model XJSS-45, 0.45 HP, 230/460v, shaft size of 1" diameter x 30" long with 3 blade propeller. Unit is internally rated for 50/-15 PSI at 300 degrees Fahrenheit. Unit has (3) 1-1/2" tri-clamp top opening and 2" tri-clamp center bottom discharge with air valve. Unit is mounted on 4 stainless steel legs. Manufactured in 1987, Serial Number 87PH35787D, and National Board Number 1009.