Unused 299 sq. ft. Carbon Steel heat exchanger. Mfg. by Fabsco Shell and Tube. 3.2 Design duty (MMBTU/Hr). Shell Design Rating: 375/FV psi @ 300 deg. F. Tube Design Rating: 400/FV psi @ 330 deg.F. Shell mawp 405/FV psi @ 300 deg. F. Tube mawp 405/FV psi @330 deg. F. 15.25" X 156. Serial #S2-13258-9. National Board #11282. Built 2023. Stripper Feed/Debutanizer Bottoms Exchanger. Under Nitrogen Purge