4000-8017
Locknut
Mack

IN STOCK

Mack

More than 10 are currently available

Ships within 1 business day

$1.68 $2.01

This truck part is made by Mack. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.


DESCRIPTION
This locknut is a critical fastener designed to secure threaded components and prevent loosening due to vibration or torque. Its specialized design ensures a tight fit, maintaining assembly integrity under demanding conditions typical of heavy-duty trucks. Made from high-strength materials, it offers excellent resistance to corrosion and mechanical stress, ensuring long-term reliability. Proper installation of this locknut is essential for safety and operational stability, especially in critical systems such as suspension, drivetrain, or chassis assemblies. Source One Parts Center supplies this locknut as a trusted component to support secure and durable assemblies in your vehicle.