130 sq.ft. Heat Exchanger, Stainless Steel Tube Side 130 sq.ft. (83)- 1 " O.D. x 6' long stainless steel tubes, sheets and heads, 14" dia carbon steel shell, single pass tube side, single pass shell side, rated Full Vacuum @ 250 F tube side, 50 PSI @ 250 F shell side, Shell has (2)- 2" threaded openings, tube side has (1) 6" flange & (1)- 2" flanged on head, (2)-2" openings on opposite head, ASME & NB Code Stamped.