The Grainger 16N008 is a 1/4 HP, 115V, 60Hz, 1-phase, 3450 RPM, 56C frame, open drip proof, ball bearing, C-face motor. It has a 1/2" diameter shaft with a 1/4" keyway and counterclockwise rotation facing the shaft. The motor is thermally protected and rated for continuous duty. It measures 5-7/8" long x 4-3/8" wide x 5-3/8" high and weighs 12 pounds. The 16N008 is designed for general purpose applications.