Allstar Performance Lock Washers are split-style washers used under a nut or bolt head to help resist loosening from vibration. This 1/4in washer measures 0.25in inside diameter, 0.487in outside diameter, and 0.067in thick. The washers are made from steel with a zinc oxide finish. Sold in a set of 25, part number ALL16120-25.
FAQ
What size is this lock washer?
This washer has a 0.25in inside diameter and fits a 1/4in bolt or stud.
How many washers come in this pack?
This pack includes 25 lock washers.
What material and finish do these washers have?
The washers are made from steel with a zinc oxide finish.
What is the purpose of a lock washer?
A split lock washer sits under a nut or bolt head and helps resist loosening from vibration.

