The Grainger 16N634 is a 1/2 HP, 115V, 1725 RPM, 56C Frame, Open Drip Proof, Single Phase, Ball Bearing, Electric Motor. It has a 1/2" diameter shaft and measures 9-1/2" long by 5-3/4" wide by 6-7/8" high. This motor can be used for general purpose applications and features thermal overload protection. The enclosure helps protect against dirt and water.