100 gallon glass lined Pfaulder reactor. Rated 100/FV psi @ 450 F internal, 90 PSI @ 350 F. 30" diameter x 32" with dish top and b ottom. 8" tsg; (4) 4" ti; 3" tci (agit); 2"bso; 1.5"bco; (3) 1.5" jacket; 0.5" jacket. 1759 RPM drive, size 2.50. Serial # R189-0521, National Board # 45367, Built 1989.