Moyno 6M4 Progressing Cavity Pump. Type: SDR. Model: 6M4. S/N: AS53673. Maximum rpm: 1050. Displacement per Revolution: 0.006 gal. Motor: 10 hp, 1735 rpm, 230/460 V, 27/13.5 amps, 3 phase. Pulley ratio: 3 to 1. Current final rpm: 578. The Moyno progressing cavity pump is a single screw rotary pump. The pumping action is created by the single helical rotor rolling eccentrically in the double threaded helix of the stator. Typical applications include high-pressure water, pastes & gels, food, wastes & by-products, chemical feed & sampling, and coolants & lubricants. Inlet: (1) 3 in. diameter, flange: 7 ½ in. diameter with (4) holes, center to center: 6 in. Outlet: 2 ½ in. threaded female. Overall dimensions: 6 ft. 3 in. L x 3 ft. 6 in. W x 2 ft. 2 in. H. (ACN74).