Split Lock Washer Three Eighths Inch Zinc Prevents Loosening From Vibration

3/8 in zinc split lock washer for vibration locking
✔️ Zinc-plated 3/8 in split lock washer prevents loosening under vibration

This split lock washer is a simple circular fastener lock that bites into mating surfaces to prevent nuts from loosening when bolts are vibrated or shocked. It is commonly used with bolts and screws to secure joints in indoor or outdoor projects, including treated lumber.

✅ 3/8 in bolt diameter; zinc finish resists corrosion
✅ Steel construction provides strength and locking action
✅ Offset split ends bite into mating surfaces to prevent loosening
✅ Fits with nuts and bolts of similar diameter for indoor/outdoor use

💡 What is a common use case for a split lock washer in bolt assemblies?

Locking fastener joints in vibration-heavy setups helps maintain tight connections. - anti-loosening in vibrating machinery
- works with 3/8 in bolts in outdoor projects with treated lumber
- simple add-on that improves joint security