2004 Yula Shell & Tube Heat Exchanger. Model: WCV-6AA-66AAS. S/N: 19230. P.O. No. NR-2007-30-P11-2008. Tube material: 316 stainless steel. Number of tubes: 17. Number of tube passes: 6. Tube dimensions: 1/2 in. dia. x 5 ft. 8-1/2 in. L. Heat transfer surface area: approx. 12 sq. ft. Capacity: 0.90 gallons. Shell size: 4 in. Shell side MAWP: 150 psi @ 300 °F. MDMT: -20°F @ 150 psi. Tube side MAWP: 150 psi @ 300°F. MDMT: -20°F @ 150 psi. Inlets: (1) 1-1/2 in. dia. flanged port (steam). Outlets: (1) 1-1/2 in. dia. flanged port (product), (1) 1-1/2 in. dia. FNPT fittings (steam). Originally installed with Eli Lilly for a water to water application. End cap with product inlet is missing. Overall dimensions: 5 ft. 10 in. L x 9 in. W x 2 ft. 4 in. H.(ACN74).