830674 Split Lock Washer, 1/2 in ID, Stainless Steel, 50 PK

Engineered to provide more uniform load distribution, split lock washers are great for any indoor and outdoor project. Ideal for situations where potential loosening from corrosion or vibration is a concern, split lock washers are used to prevent nuts and bolts from coming loose. These fasteners contain split ends that help lock into the mating material, thus providing a locking feature when tightened beneath a nut. The 18-8 stainless steel finish offers good corrosion resistance. Use with treated lumber in applications with like nuts and bolts of similar diameter.