Ampco Z-Series Centrifugal Pump. Model: ZC1. S/N: H55828-1-1. Size: 2-1/2x2. Capacity: 150 gpm @ 80 tdh. Impeller diameter: 5 in. Maximum speed: 3500 rpm. Baldor Industrial Motor, 5 hp, 3450 rpm, 208-230/460 V, 13.1-11.5/5.7 amps, 60 Hz, 3 phase. Ampco's line of heavy duty, pumps are utilized in a wide range of industrial applications due to their high resistance to corrosion from many chemical solutions. Close-coupled. Inlets: (1) 2-1/2 in. dia. ACME fittings. Outlets: (1) 2 in. dia. ACME fittings. Overall dimensions: 2 ft. 1 in. L x 1 ft. W x 1 ft. 2 in. H.