Used 850 Sq Ft Horizontal Copper Alloy (SB 111) Shell & Tube Heat Exchanger. Built by Western Supply, 1975. CS Shell rated 75 PSIG @ 200 deg F; SB-111 Tubes rated 100 PSIG @ 250 deg F. CS Heads. Shell: 28"OD x 12'L. (276) 1"OD Tubes x 16BWG x 12' L.. OAL- 15' 8".Nozzles: Shell Side- 8", (2) 6"; Tube Side- (2) S/N: W-933-3, NB# 4524. Used Water Cooler. Drawing & U-1 on file. Weight- 7500 #.