Used Approximately 100 Gallon 316L Stainless Steel Reactor. Internal pressure: 15/FV @ 250°F. Jacket pressure: 100 psi @ 338°F. Top, off-center SPX agitator. Lug mounted in a steel frame. Manufacturer: Lee Industries, Inc. Model: 150U, Built 1997, Serial: C-4593-A2, National board: 7039.