Used horizontal 201.6 Square Ft CS High pressure U-Tube. CS Shell rated 500 PSI @650 deg F. CS Tubes rated 1000 PSI @ 650 Deg F. 9" OD Shell x 21' 1.5" L (OAL: 22' 1") (1) 4" OD Tube x 20' 2". Nozzles: Shell -(2) 2.5"; nTubes (2) 1.5". S/N: 20628J-1-2; Built by Griscom-Russell Co, 1961.