Used Doyle & Roth Heat Exchanger, shell and tube

Used-Doyle & Roth Heat Exchanger, shell and tube. Utility vent condenser, 47 square feet, carbon steel body. (31) .75" Diameter x 8'0" long Hastelloy C tubes. Tube pitch is 15/16" TRI, tube wall is .049". Single pass shell and tube, shell and tube rated 100 psi, both 385 deg F. Shell nozzles (2) 1.5", tube nozzles (2) 4". (23) Baffles. Overall length 11'4". 6" Shell diameter. Built 1999.