High Quality [25 PKG] Hi-Collar Split Lock Washers Medium Carbon Steel Plain Made in USA 1

Hi-Collar Split Lock Washers offer dependable locking action to help prevent loosening of bolted joints under vibration and dynamic loads. Crafted from medium carbon steel with a plain, uncoated finish, these washers deliver reliable performance in a wide range of mechanical assemblies. Proudly Made in the USA, they uphold stringent domestic manufacturing standards for quality and consistency.

Material: Medium Carbon Steel

Finish: Plain

Origin: Made in USA

Type: Split Lock Washers (Hi-Collar design)

Applications: Machinery, automotive, and general industrial fastener systems

Benefits: Improves preload, resists loosening from vibration, and helps secure bolts and nuts

Tip: Choose the right size to match your bolt diameter and tightening requirements. Note that the plain finish offers no corrosion protection; consider plating if used in harsh or outdoor environments.