Used 100 Sq Ft Horizontal SS Shell & Tube Heat Exchanger. 304-SS Shell rated 150 PSI @ 450 deg F. 304-SS Tubes rated 150 PSI/FV @ 450 deg F. Shell dia : 10.75". (85) tubes, 3/4" dia x 6'L. Passes: Shell - 1; Tubes - Nozzles: Shell - (2) 2"; Tubes - 6" in, 3" out. Mfg by Industrial Process equipment, 2000. S/N: 002-3032, NB# 4111. Previous Use; Secondary Condenser. Weight: 575 lbs. Drawing on file.