• Size: Inner diameter of 8mm, outer diameter of 16mm, thickness of 2.2mm. • Advantage: Rubber washers are used in sealing tasks in water, oil, air, etc. They also cushion, reduce pressure and friction, increase the contact area, and provide a support surface for fasteners. • Utility: Widely used in household assemblies and appliances with screwed connections. They are also used as sealing rings for faucet pipes, hose nuts, or accessories for garden irrigation tools. • Component: Made with flexible rubber, resistant to high temperatures, deterioration, and corrosion. It offers great sealing and insulation. The rubber allows for more effective sealing of harder components or irregular surfaces. • NOTE: When screwing a nut onto a nylon or glass item, it is recommended to use a nylon spacer as a cushion to prevent the surface from breaking.