A Nylon Insert Hexagonal Locknut has a nylon collar that inserts into the nut threads, providing a self-locking effect. The nut is a hexagonal-shaped piece of metal with a threaded hole in the center. The nut is tightened onto a bolt, and its hexagonal shape makes it easy to grip and turn with a wrench or socket.Attributes:• Resist loosening caused by vibrations and shocks• Manufactured to precise specifications and is built for durability and reliabilityApplications:A Nylon Insert Hexagonal Locknut is used to engage with a bolt or threaded fastener to form a strong joint between the mating components.