Baldor-reliance motor, .25hp,1750rpm,dc,56c,3320p,tenv,f1 features: nema c-face with removable base tach adaptable class f insulation double sealed ball bearings ul and csa recognized 3300p motors are tenv,all others are tefc no dual mounting base holes on 33p type typical applications: conveyors, mixers,packaging machinery and other applications requiring variable speed and constant torque.