5000mL one-piece jacketed pressure reactor with a #25 center neck, (4) #15 and (1) #7 side necks, and a #15 Ace-Thred connection for 3/8 tubing on the jacket inlet/outlet. Reactor system designed to perform low to moderate positive pressure reactions, synthesis and catalysis. Rated at 45psi at 100 degrees Centigrade. Supplied with addition funnel, condenser, pressure manifold, and stirring assembly.