Our Bonded Neoprene Washers as sealing gaskets, it creates an airtight seal between a bolt or screw and a hard surface. Also acts as cushioning washers to prevent damage from vibration. The self-centering bonded washers are high-pressure seals that are used in the Mechanical, Hydraulic, and Pneumatic pipelines.

Specification
Color: Black, Silver
Material: Aluminum, Nitrile Butadiene Rubber
Inside Diameter: M5.5=5.5mm
Outside Diameter:19mm
Washer Thickness: 2.5mm
Packing List: 200 x EPDM Bonded Sealing Neoprene Rubber Washers

Advantage
One side is neoprene and the other is aluminum. Not easy to rust, moisture-proof, oxidation-resistant, weather-resistant, corrosion-resistant, compression-resistant, and not easily deformed. Can play a good sealing and buffering role. Helps solve metal to metal fastening problems and no more noise.

Instruction
Neoprene bonded sealing gaskets are great for use with fragile materials or materials that require sealing that provides additional cushioning and protection against leaks on screws, bolt heads or under screws.