Patent ID: 7704028

Claim:
A system for attaching a threaded fastener to a component comprising: a threaded insert having an external serration including a plurality of externally projecting teeth distributed around a circumference of the threaded insert, the threaded insert also having a threaded portion, a component having a bore for receiving the threaded insert, the bore having an arcuate serration including at least one inwardly facing arcuate recess positioned on an internal circumference of the bore, the at least one arcuate recess having at least one of a different size and shape as compared to the teeth of the threaded insert and being positioned and sized to receive and engage at least two teeth of the external serration of the threaded insert to lock the threaded insert against rotation with respect to the component when the threaded insert is positioned in the bore and to allow a threaded fastener to be engaged with the threaded portion of the threaded insert to attach the threaded fastener to the component.