Power “D” Centrifugal Pump. Material of construction: 316 stainless steel. Flow for a new pump is rated at approximately 866 gpm with required horsepower and pressure at 61 psi. Discuss with salesperson your process and product to determine if this refurbished pump should handle your specific duty. Impeller diameter: 12 in. John Crane single mechanical seal with water flush. Sterling Electric Motor, 30 hp, 1765 rpm, 230/460 V, 72.0/36.0 amps. 60 Hz. 3 phase. Inlet: (1) 6 in. dia. flanged port. Outlet: (1) 4 in. dia. flanged port. Overall dimensions: 4 ft. 10 in. L x 1 ft. 6 in. W x 2 ft. 4-1/2 in. H. (ACN130).