#6 x 5/16 x .032 Flat Washer Nylon is a thin, flat ring made of durable nylon material. It is designed to be placed between a bolt or screw and a surface to provide a smooth bearing surface, reduce friction, and prevent damage to the surface. This washer is commonly used in a variety of applications, including automotive, electrical, and construction. Its nylon construction offers excellent insulation properties and resistance to corrosion, making it suitable for use in various environments.