Your cart is empty
Browse our catalog to find the parts you need.
These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.
Automann · Hardware & Fasteners
LN104
In stock · ships from Knoxville
This is a 5/8 inch-18 thread steel lock nut with a prevailing torque design that resists loosening from vibration.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 1 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Universal fit
A general-purpose hardware fastener used wherever a 5/8-18 prevailing torque lock nut is specified on heavy-duty trucks, trailers, and equipment.
Part data verified against 5 catalog sources
Numbers this part supersedes or interchanges with. Showing 1 of 1.
Different year, make, or config? Get a confirmation against your truck in under a minute.
It is grade C, clear zinc plated, and commonly used in heavy-duty truck and trailer assemblies such as suspension, wheel ends, and chassis bolted joints. Replace it when the locking feature no longer holds required torque, or when the threads are damaged.
Part Number: LN104
5/8 LOCK NUT
Vendor: Automann
Dealer: KP Services Crossville
Compatibility, alternatives, and more
