Description Discontinued by Manufacturer Order 1 hp at link below. 1/2 HP Single Phase Replacement milk pump motor with ACME threaded SS shaft. 230 volt only Replacement milk pump motor with ACME threaded SS shaft. Fits Bou-Matic, Universal, and Sta-Rite milk pumps that have a screw on impeller. TEFC 3450 RPM Single Phase .5 HP 60HZ 230 volt only CSA approved for Canada 21584 B584 1011-013 Related Items; MPK11 - Replacement seal kit 21575 1 HP Stainless Steel Motor with threaded shaft 21586 1 HP Painted motor with threaded shaft 10185 1 HP pump with painted motor 10186 1 HP pump with stainless steel motor 1406 New 1 hp transfer pump with hoses and fittings 1405 Rebuilt 1/2 hp transfer pump with hoses and fittings 1407 Stainless Stand for milk pump 10/23