Used horizontal 2870 Sq Ft Shell & Tube Heat Exchanger. CS Shell rated 515 PSI @ 550 deg F. CS Tubes rated 50 @ 460 deg F. 32.25" Shell x 20' L. (OAL - 23' 8.5"). (748) 3/4" OD Tubes x 20' L. Nozzles: Shell - 4" inlet, 2" outlet; Tubes - (2) 6". 1 Pass Shell, 4 Pass Tubes. Built by Hughes bAnderson Eng, 1980. S/N: 3675, U-Stamp. Type: AEM. Weight: 19,700 lbs. Previous Use: Recycle Column Reboiler.