UNUSED 3746 Sq Ft Horizontal Shell & Tube Heat Exchanger. CS Shell rated 100 PSI @ 250 deg F. 304-SS Tubes rated 100 PSI @ 250 deg F. 3' 5" shell x 33' 6" OAL. (318) 1.5" dia Straight Tubes, 30' L. 1 pass Shell, 2 pass tubes. Nozzles: Shell- (2) 10"; Tubes- (2) 14", 8" drain. Tema type NEN. Mfg by Melter S.A de C.V, 2007, , S/N: MDI-333-3-1, NB # 208. U-1 on file.