Keyway: No
Pressure Angle: 14-1/2 Degrees
Click here for spec sheets: SUCSF Spec Sheet
The pressure plate retracts against torque springs by magnetic force when the magnet is energized
Click here for spec sheets: SUCNPHA Spec Sheet
YJ21-1 Steel Spur Gear 56C Input Keyway: NoBoston Gear spur gears are designed to transmit motion and power between parallel shafts. The different styles offered include spur, gear rack, pinion wire, stem pinions, and internal gears, and most come with a selection of bore diameters, keyways, and setscrews to accommodate a wide variety of application requirements. They are available in plastic, non metallic, brass, steel, and cast iron and are manufactured in a variety of styles, including