An External Retaining Ring is a circular fastener that fits into a groove on a shaft or in a bore. It acts as a mechanical stop, preventing axial movement of components, such as bearings or gears, under heavy conditions. exerts radial pressure against the groove walls, creating a secure and rigid attachment. This pressure maintains the position of the components, resisting axial forces and vibrations.Attributes:• Withstand high-temperature environments encountered during operation• Withstands high axial loads, ensuring component stabilityApplications:An External Retaining Ring is used in the governor fuel injection pump, and platforms to secure fit, and radial pressure exerted by the retaining ring ensures precise positioning of components. It maintains proper alignment and minimizes unwanted movement or misalignment.