#2 x 1/4 x .125 Flat Washer Nylon WIY These 5/16" internal tooth lock

These 5/16" internal tooth lock washers are made of durable stainless steel and are designed to prevent nuts and bolts from loosening due to vibration or movement

It is typically used in outdoor applications

It is available in a range of sizes to accommodate different bolt diameters

The flex type design allows for easy installation and removal

partially threaded cap screw designed for use in demanding applications

#2 x 1/4 x .125 Flat Washer Nylon WIY These 5/16" internal tooth lock#2 x 1 4 x . 125 Flat Washer Nylon is a thin, flat, circular disc with a hole in the center. It is made of nylon, a strong and flexible plastic material. The washer is used to distribute the load of a screw or bolt over a larger area, preventing the screw or bolt from pulling through the material it is being fastened to. The washer also helps to prevent the screw or bolt from damaging the material it is being fastened to.