Ampco Centrifugal Pump. Model: 3x2-1/2 ZC2. S/N: AA1307-1-1. Flow rate for new pumps is 250 gpm with required horsepower and pressure. Discuss with salesperson your process and product to determine if this refurbished pump should handle your specific duty. Impeller: 5-1/4 in. diameter. Pump maximum speed: 3500 rpm. Baldor industrial motor, 7-1/2 hp, 3450 rpm 230/460 V, 17.6/8.7 amps, 60 Hz, 3 phase. High efficiency Z-Series pumps offer a rugged heavy-duty industrial design. Inlet: 2-1/2 in. ‘S’ line. Outlet: 2 in. ‘S’ line. Approximate weight: 246 lbs. Overall dimensions: 2 ft. 4 in. L x 1 ft. 2 in. W x 1 ft. 5 in. H. (ACN44a)