The Axle Castle Nut is used to securely attach the rear axle drive to the axle shaft or hub assembly. It provides a threaded connection that ensures a tight and stable fit, preventing any unwanted movement or detachment during operation. They have slots or holes on the top surface. This allows for the insertion of a cotter pin, which helps secure the nut in place and prevents it from loosening during operation.Attributes:• Minimize vibration and noise emanating from the powertrain unit• Withstands the forces and stresses encountered during the operationApplications:The Axle Castle Nut is responsible for securing the axle castle in place, ensuring the smooth transfer of power from the engine to the wheels.