Unused 468 GPM 316SS Horizontal Centrifugal Pump. Mfg. by Durco (Flowserve). Model Mark III. 151' head. Size 2K4x3-10RV-8.25. Type MK3 STD. MDP 275 psi @ 100°F. 250°F. Casing: 316SS. Impeller: 316SS. 60 HP motor. Serial #1400944CHP017A. Designed as Enzyme Reactor Discharge Pump.