The Meritor Axle Hardware-Lock Nut is designed to help prevent the fastener from coming loose due to vibrations. It is made from hardened alloys for increased durability against high-wear environments. This lock nut meets or exceeds OE standards for optimal fit accuracy and performance. It is easy to install and provides a secure hold for your axle hardware. The Meritor Axle Hardware-Lock Nut is the perfect choice for any vehicle that needs reliable and secure fastening. FleetPride is your First Click in Heavy Duty®.