Description
Hi-Collar Split Lock Washers — dependable fastener hardware crafted from Medium Carbon Steel, featuring a Plain finish and proudly Made in the USA. Size 4, these washers are designed to resist loosening in vibrating assemblies and help maintain tight, secure joints.
- Material: Medium Carbon Steel
- Finish: Plain
- Type: Hi-Collar Split Lock Washer
- Size: 4
- Origin: Made in USA
- Applications: Automotive, machinery, equipment, and general fastening projects
Key benefits include easy installation, a reliable bite into mating surfaces, and consistent performance under vibration and dynamic loads. The plain finish aids compatibility with standard fasteners while offering dependable protection against loosening in indoor environments.
Stock up on Hi-Collar Lock Washers for durable, secure assemblies in your next project. Choose size 4 to ensure the right fit for your fastener needs and order today.
Can We Help?
If you’re not sure that this product is right for you, give us a call!
800-222-0324

![[100 PKG] Hi-Collar Split Lock Washers Medium Carbon Steel Plain Made in USA 4](http://mutualscrew.com/cdn/shop/files/04WSHKC_bd327fbc-0b75-4f8c-8356-7094467885c7.webp?v=1744913869&width=769)