The Hillman Group 811056 Split Lock Galvanized Washer, 3/8-Inch, 100-Pack

The split lock washer provides a more uniform load distribution

Used in applications with like nuts and bolts of similar diameter and finish

Hot Dipped Galavanized

This split lock washer provides a circular bearing surface with offset split ends which help bite into the mating material to provide a locking feature when tightened beneath a nut. It is round with a hole in the center and can be used where loosening from corrosion or vibration is a concern. Lock washers are commonly used in any application using a bolt where two pieces are being drawn together.
Brand: Hillman, Model: 811056