APV Puma-Series Centrifugal Pump. Model: IV. S/N: 20046. Size: 3x2. Capacity: ~67 gpm @ 21 tdh (9.1 psi using specific gravity of water = 1). Displacement per Revolution: 0.037 gal. Impeller diameter: 7 in. U.S. Electric Motor, 3 hp, 1750 rpm, 208-230/460 V, 9.3-8.8/4.4 amps, 60 Hz, 3 phase. Inlets: (1) 3 in. dia. S-line fitting. Outlets: (1) 2 in. dia. S-line fitting. Overall dimensions: 1ft. 11 in. L x 1 ft. W x 1 ft. 5 in. H. (ACN21).