500 Gallon Hastelloy C-276 Reactor, MFG by Brighton. Internal rated 150 PSI/FV @ 650°F. 4’0†ID X 4’10†Straight Side. Welded Dished Top and Bottom Heads. ½ Pipe coil jacket rated 150 PSI/FV @ 650°F. Top Nozzles: (1)-6â€, (3)-4â€, (5)-2â€. Bottom: 3†CBO. Includes Agitator and Drive. Built 1988.