Stamped outer ring needle roller clutch, commonly known as one-way bearing or one-way needle roller bearing, is a unidirectional motion bearing composed of a thin-walled outer ring, cage, spring plate, and needle roller stretched from ST (other special materials) sheet metal. It can be used as a converter, check device, and overrunning clutch, and is widely used in fitness equipment, cash counting machines, washing machines, fishing gear, dishwashers, surface mount machines, textile machines, floor sweepers, toy cars, and other transmission components that require reverse movement.