These NEMA c-aircraft reducers are equipment toughness, servicing-free, and can be mounted in any orientation with a slip suit “O” ring design and style. Available in reduced to higher reduction ratios, flange mount or base mount variations, correct angle or hollow shaft correct angle variations. Install NEMA C-Face AC motors, brushless DC motors, and brushed DC motors. For 1/2 HP to 3 HP Motors NEMA 56C, 140TC, and 180TC Enter Flange Inline Helical Gear Reducers Appropriate Angle Hypoid Equipment Reducers