Fan Favorite [100 PKG] Medium Split Lock Washer Thru Hardened Steel Zinc Yellow Made in USA 5/8

Secure and simplify fastener assemblies with the Medium Split Lock Washer. Made from thru-hardened steel and finished in durable zinc yellow, this washer provides dependable locking action and corrosion resistance for demanding applications. Proudly Made in USA. Size: 5/8 in.

Key features

Material: Thru-hardened steel for exceptional strength and wear resistance

Finish: Zinc yellow coating for corrosion protection and visibility

Design: Split lock design creates a spring action to prevent fastener loosening

Size: 5/8 inch

Origin: Made in USA

Why choose this lock washer?

Its through-hardening process ensures long-lasting performance in vibration-heavy environments. The yellow zinc finish provides a protective barrier against rust, while the split design bites into mating surfaces to maintain preload and resist loosening over time.

Applications

Automotive and machinery assemblies

General construction and equipment installation

Electrical panels and enclosures

Tip: Use with compatible bolts and nuts and follow your torque specs for optimal locking action and reliability.