Used 1923 Sq Ft 304L Stainless Steel Shell and Tube Heat Exchanger. Manufactured by Shell and Tube Inc. TEMA Type: AHU. Size 38-144. (204) .75" 304L SS u-tubes rated 175PSI@650F. CS Shell and Heads rated 200PSI@400F. (2) 14" Nozzles. (3) Internal Baffles. Tube Nozzles 4", 6". Shell 3'2"D x 15'7"OAL. Serial #S-1486-1. National Board #1147. Built 1985. Past use Reactor Column Steam Reboiler.