More than 8,000 configurations of off-the-shelf metric spur gears are available in many materials, configurations, modules, and numbers of teeth.

SS series spur gears are minimum plain-bore spur gears made from 1045 carbon steel. These gears are ideal for general industrial automation applications. Available in pitch sizes Module 0.5 through 10 with 12 to 200 teeth, these gears can be modified with standard keyways, tapped holes, modified bores, heat treating, or fixed with locking devices.