Used 730 Sq Ft Horizontal 304L-SS Heat Exchanger. 304L-SS Shell rated 225 PSI @ 300 Deg F. 304L-SS tubes rated 150 PSI @ 150 deg. F. Shell: 16" OD x 24' L (OAL - 27' 6"). (187) 3/4" dia tubes X 24' L. 1 Pass Shell, 1 Pass Tubes. Nozzles: Shell - (2) 10", Tubes -8" in, 3", 4" out. Built by Ohmstede Inc., 1996, S/N: 648548, NB# 1519. Type BEM. Previous use: Condenser. Approx weight: 4,500 lbs.