1997 Bell & Gossett 3531-Series Quantek Centrifugal Pump. Model: 1x1-1/2X8QT. Flow rate for pump is 136 gpm with the required horsepower and pressure. Discuss with salesperson your process and product to determine if this refurbished pump should handle your specific duty. Seal type: O-ring. Pump construction: SCSS7.25 (standard construction w/stainless steel sleeve). U.S Motor, 10 hp, 3500 rpm, 208-230/460 V, 3 phase. (1) 1.5 in. NPT (male). Outlets: (2) 1 in. pressure relief (male). (1) 1.5 in NPT (female). Overall dimensions: 2ft. 4 in. L x 2ft. 1 in. W x 2ft. 1/2 in. H.