1" Heavy Split Lock Washer Plain L188 Its large diameter of 5/8

Its large diameter of 5/8 inches distributes the load evenly

The nut is simply inserted into a pre-drilled hole in the metal panel

Meets all DFAR requirements for domestic sourcing and manufacturing

and the black oxide finish provides corrosion resistance

This allows the bolt to be screwed into a variety of materials

1" Heavy Split Lock Washer Plain L188 Its large diameter of 5/81" Heavy Split Lock Washer Plain is a washer used to prevent loosening of nuts and bolts due to vibration. It is made of hardened steel and has a split design that allows it to conform to the shape of the nut or bolt. The washer has a plain finish and is suitable for use in a variety of applications. It is a durable and effective way to prevent loosening of fasteners.