Used 50 Gallon Letsch Corp/Precision Stainless Sanitary Construction Reactor. Rated 25 PSI @ 250 Deg.F internal and 100 PSI @ 250F Jacket. Top mounted Ligthnin 1/3 HP, 1725 rpm, model XJSS-33VM Mixer with Propeller style agitator. Mounted on wheels with Honeywell DR4300 Chart Recorder. Serial #6009. National Board #1104.